{
  "data": {
    "a": {
      "slug": "coinbase-advanced-trade",
      "name": "Coinbase Advanced Trade API",
      "vendor": "Coinbase, Inc.",
      "vendorUrl": "https://docs.cdp.coinbase.com/advanced-trade/docs/welcome",
      "kind": "http-api",
      "category": "crypto-exchanges",
      "summary": "Coinbase's Advanced Trade API is the trading API of a Coinbase account, with REST, WebSocket feeds and a static sandbox for spot, US futures and, since October 2026, perpetuals on a Deribit-based gateway, authenticated by CDP API keys.",
      "url": "https://www.anchorterminal.com/tools/coinbase-advanced-trade",
      "markdownUrl": "https://www.anchorterminal.com/tools/coinbase-advanced-trade.md",
      "slimMarkdownUrl": "https://www.anchorterminal.com/tools/coinbase-advanced-trade.min.md",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/coinbase-advanced-trade.json",
      "dns": "coinbase-advanced-trade.grade.anchorterminal.com",
      "repo": "https://github.com/coinbase/coinbase-advanced-py",
      "license": "Proprietary hosted service under the Coinbase User Agreement, which answered a bot check and wasn't read. The official Python SDK coinbase-advanced-py is on GitHub",
      "transports": [],
      "packages": [
        {
          "registry": "pypi",
          "name": "coinbase-advanced-py"
        }
      ],
      "auth": "mixed",
      "authNotes": "CDP secret API key made in the CDP portal, with view, trade and transfer permissions, a portfolio restriction and an optional IP allowlist. Each request carries a JWT signed with ECDSA (ES256) that expires after 2 minutes, so a new token is minted per call. Ed25519 keys are not accepted by Coinbase App APIs. The OpenAPI spec also lists OAuth2 with wallet:* scopes for acting on other people's accounts. Keys are regenerated or disabled in the portal. Six public market endpoints need no key (https://docs.cdp.coinbase.com/coinbase-app/authentication-authorization/api-key-authentication.md, checked 2026-11-03).",
      "pricing": "usage",
      "pricingNotes": "The API costs nothing to call. Trades carry Advanced Trade maker and taker fees by 30-day volume tier; the fee page at coinbase.com/advanced-fees and help.coinbase.com both answered our reader with 403 on 3 November 2026, so the lowest tier's rates are unread. The sandbox and the public market endpoints need no account.",
      "priceSummary": "Pay per use",
      "where": "local",
      "x402": {
        "level": "no",
        "evidence": "No x402, MPP or L402 on the Advanced Trade endpoints in the OpenAPI spec or docs (checked 2026-11-03). Coinbase's account MCP server, listed as coinbase-mcp, pays x402 resources as a buyer; that is a separate surface.",
        "endpoints": []
      },
      "toolCount": null,
      "popularity": {
        "githubStars": null,
        "npmWeekly": null,
        "pypiWeekly": null,
        "asOf": "2026-11-03"
      },
      "docsUrl": "https://docs.cdp.coinbase.com/advanced-trade/docs/welcome",
      "llmsTxt": "https://docs.cdp.coinbase.com/llms.txt",
      "openapi": "https://docs.cdp.coinbase.com/api-reference/advanced-trade-api/rest-api/advanced-trade-spec.yaml",
      "capabilities": [
        "exchange.spot-trading",
        "exchange.market-data",
        "exchange.derivatives",
        "exchange.balances",
        "exchange.transfers",
        "market.crypto"
      ],
      "tags": [
        "hosted",
        "official",
        "closed-source",
        "api-key",
        "oauth",
        "openapi",
        "llms-txt",
        "sandbox",
        "status-page",
        "python",
        "usage-priced",
        "no-card",
        "bug-bounty"
      ],
      "lastRelease": "2026-10-01",
      "graded": true,
      "anchor": {
        "graded": true,
        "score": 61.7,
        "grade": "C",
        "agentReady": false,
        "rank": 537,
        "ranked": true,
        "rankOf": 1349,
        "categoryRank": 7,
        "methodology": "0.7",
        "run": "2026-10-01",
        "scores": {
          "ergonomics": 73,
          "maintenance": 57,
          "payments": 20,
          "reliability": 58,
          "schema": 80,
          "security": 68,
          "transparency": 67
        },
        "pending": [
          "performance",
          "tasks"
        ],
        "assessment": {
          "confidence": "medium",
          "date": "2026-11-03"
        },
        "negative": 0,
        "verdict": "Advanced Trade has a public OpenAPI spec, keys limited to view, trade or transfer and to one portfolio, and a keyless static sandbox. No REST rate limit is published, the fee schedule, user agreement and country list sit behind a bot check, and an agent that wants an MCP route uses the separate coinbase-mcp listing.",
        "bestFor": "An agent trading a person's or a treasury's Coinbase account with its own key, where the person wants sandbox tests and portfolio scoping.",
        "strengths": [
          "Public OpenAPI 3.1 and AsyncAPI specs with typed enums, plus llms.txt and a Markdown twin of every docs page",
          "CDP keys carry view, trade and transfer permissions, a portfolio restriction and an IP allowlist, and signed JWTs expire after 2 minutes",
          "Keyless sandbox with static responses and header-driven error simulation for accounts and orders",
          "Six public market data endpoints need no key, and most WebSocket channels are open without authentication",
          "Dated retirement of INTX endpoints with a read-only grace period, announced in the docs"
        ],
        "weaknesses": [
          "No REST rate limit numbers found; the old rate-limits page answers 404 and only the WebSocket limit of 8 per second per IP is published",
          "The fee schedule, user agreement, privacy policy and supported-countries pages answered a bot check and were not read",
          "No FIX connectivity is documented for Advanced Trade",
          "The OpenAPI spec documents only a default error response, with no 4xx or 429 shapes",
          "security.txt expired on 1 June 2024 and no status component exists for the Global Derivatives gateway"
        ],
        "agentNotes": [
          "Mint a fresh ES256 JWT for every request; tokens expire after 2 minutes and Ed25519 keys are rejected",
          "Send a unique client_order_id on every order and reuse it on retry so a dropped connection does not place a second order",
          "Develop against api-sandbox.coinbase.com first; its responses are static, so do not read prices or fills from it",
          "Use a key with view only, or trade without transfer, and restrict it to a portfolio funded for the agent",
          "For perpetuals call the Global Derivatives JSON-RPC gateway at drb.coinbase.com; the /intx/* endpoints are retired"
        ],
        "metrics": {
          "kind": "remote",
          "measured": false
        },
        "reviewCount": 0,
        "avgRating": 0,
        "history": [
          {
            "basis": "public evidence",
            "confidence": "medium",
            "grade": "C",
            "methodology": "0.7",
            "pending": [
              "performance",
              "tasks"
            ],
            "run": "2026-10-01",
            "runLabel": "October 2026 research run",
            "score": 61.7
          }
        ],
        "editorialScores": {
          "ergonomics": 73,
          "maintenance": 57,
          "payments": 20,
          "reliability": 58,
          "schema": 80,
          "security": 68,
          "transparency": 42
        },
        "provenanceScore": 92,
        "checked": {
          "categories": {
            "ergonomics": "2026-11-03",
            "maintenance": "2026-11-03",
            "payments": "2026-11-03",
            "reliability": "2026-11-03",
            "schema": "2026-11-03",
            "security": "2026-11-03",
            "transparency": "2026-11-03"
          },
          "last": "2026-11-03",
          "oldest": "2026-11-03",
          "stale": false,
          "staleAfterDays": 90
        }
      },
      "connect": {
        "install": "pip install coinbase-advanced-py",
        "http": "curl https://api.coinbase.com/api/v3/brokerage/market/products/BTC-USD/ticker?limit=1"
      },
      "letme": {
        "capability": "https://letme.dev/exchange.spot-trading",
        "tool": "https://letme.dev/coinbase-advanced-trade"
      },
      "sameCompany": [
        "coinbase-mcp"
      ],
      "area": "payments",
      "provenance": {
        "legalEntity": "Coinbase, Inc.",
        "domain": "coinbase.com",
        "domainRegistered": "2011-07-02",
        "endpointOnVendorDomain": true,
        "terms": "https://www.coinbase.com/legal/user_agreement",
        "privacy": "https://www.coinbase.com/legal/privacy",
        "statusPage": "https://status.coinbase.com",
        "changelog": "https://docs.cdp.coinbase.com/get-started/changelog",
        "securityTxt": "expired",
        "checked": "2026-11-03",
        "notes": [
          "The user agreement, privacy policy, fee schedule and help centre answered a bot check or 403 on 3 November 2026. The terms and privacy URLs are Coinbase's standard ones; Coinbase, Inc. is the entity named in the coinbase-cdp-agentkit and coinbase-mcp listings.",
          "Domain registration date per the RDAP read of 24 October 2026 for coinbase-mcp, not re-read.",
          "https://www.coinbase.com/.well-known/security.txt points to HackerOne and expired on 1 June 2024, re-read 3 November 2026.",
          "docs.cdp.coinbase.com/robots.txt disallows only /cdn-cgi/ and /_next/. help.coinbase.com answered 403 to robots.txt, so nothing on that host was requested further.",
          "The CDP changelog's newest entry is 23 October 2026; its only trading entries since August concern the agents MCP server (17 and 21 August)."
        ],
        "score": 92
      },
      "pageJsonUrl": "https://www.anchorterminal.com/tools/coinbase-advanced-trade.json",
      "live": {
        "slug": "coinbase-advanced-trade",
        "vendorStatus": {
          "page": "https://status.coinbase.com",
          "indicator": "minor",
          "summary": "Partially Degraded Service",
          "checkedAt": "2026-11-04T21:25:35.317546317Z"
        },
        "versions": [
          {
            "registry": "github",
            "name": "coinbase/coinbase-advanced-py",
            "version": "v1.8.4",
            "released": "2026-06-19",
            "seenAt": "2026-11-04T20:07:55.498790392Z"
          },
          {
            "registry": "pypi",
            "name": "coinbase-advanced-py",
            "version": "1.8.4",
            "released": "2026-06-19",
            "seenAt": "2026-11-04T20:07:55.303074368Z"
          }
        ],
        "githubStars": 364,
        "pypiWeekly": 31348,
        "securityTxt": {
          "url": "https://coinbase.com/.well-known/security.txt",
          "state": "valid",
          "expires": "2024-06-01T00:00:00z",
          "checkedAt": "2026-11-04T15:52:53.816413711Z"
        },
        "updatedAt": "2026-11-04T21:25:35.317546317Z"
      }
    },
    "answer": "Coinbase Advanced Trade API scores 61.7 (C) on agent readiness against HTX trading API's 43.3 (E), and leads in 6 of 7 scored categories.",
    "b": {
      "slug": "htx",
      "name": "HTX trading API",
      "vendor": "HTX",
      "vendorUrl": "https://www.htx.com",
      "kind": "http-api",
      "category": "crypto-exchanges",
      "summary": "HTX, the exchange formerly Huobi, runs REST and WebSocket APIs for spot and derivatives trading, balances, transfers and withdrawals, authenticated with HMAC-signed API keys that carry read, trade and withdraw permissions.",
      "url": "https://www.anchorterminal.com/tools/htx",
      "markdownUrl": "https://www.anchorterminal.com/tools/htx.md",
      "slimMarkdownUrl": "https://www.anchorterminal.com/tools/htx.min.md",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/htx.json",
      "dns": "htx.grade.anchorterminal.com",
      "repo": "https://github.com/HuobiRDCenter",
      "transports": [],
      "packages": [],
      "auth": "api-key",
      "authNotes": "API keys made in the account's API Management page after a browser sign-up and identity check. Requests are signed with HMAC SHA256 (SignatureVersion 2) over the query string, with AccessKeyId, Timestamp and the Signature sent as query parameters; the secret never travels. A main account key carries Read, Trade and Withdraw permissions, a sub-user key Read and Trade only. A key can be bound to up to 20 IP addresses, and the docs say a key without IP binding expires after 90 days (https://huobiapi.github.io/docs/spot/v1/en/, checked 2026-11-03).",
      "pricing": "usage",
      "pricingNotes": "Trading fees per order. The fee schedule at htx.com/fee is drawn by script and answered our reader with no text, so no rate is recorded; third-party guides give 0.2 per cent maker and taker at the base tier, which is a lead and not a source. Public market data needs no key and no account (https://www.htx.com/fee/, checked 2026-11-03).",
      "priceSummary": "Pay per use",
      "where": "local",
      "x402": {
        "level": "no",
        "evidence": "No x402, MPP or L402 in the API docs or on the pages that loaded (checked 2026-11-03). Trading fees are taken from each fill.",
        "endpoints": []
      },
      "toolCount": 0,
      "popularity": {
        "githubStars": 684,
        "npmWeekly": null,
        "pypiWeekly": null,
        "asOf": "2026-11-03"
      },
      "docsUrl": "https://huobiapi.github.io/docs/spot/v1/en/",
      "capabilities": [
        "exchange.market-data",
        "exchange.spot-trading",
        "exchange.derivatives",
        "exchange.balances",
        "exchange.transfers",
        "market.crypto"
      ],
      "tags": [
        "hosted",
        "api-key",
        "closed-source",
        "usage-priced",
        "python",
        "java",
        "go",
        "no-status-page"
      ],
      "lastRelease": "2026-10-21",
      "graded": true,
      "anchor": {
        "graded": true,
        "score": 43.3,
        "grade": "E",
        "agentReady": false,
        "rank": 1156,
        "ranked": true,
        "rankOf": 1349,
        "categoryRank": 21,
        "methodology": "0.7",
        "run": "2026-10-01",
        "scores": {
          "ergonomics": 69,
          "maintenance": 57,
          "payments": 15,
          "reliability": 38,
          "schema": 40,
          "security": 51,
          "transparency": 25
        },
        "pending": [
          "performance",
          "tasks"
        ],
        "assessment": {
          "confidence": "low",
          "date": "2026-11-03"
        },
        "negative": 0,
        "verdict": "HTX's API has per-endpoint rate limits, read, trade and withdraw key permissions with IP binding, and SDKs in five languages. No official MCP server exists, the testnet is closed, the public reference is still Huobi's with a 2022 changelog, and the fee schedule, terms and restricted countries are on script-drawn pages we couldn't read.",
        "bestFor": "Spot and USDT-margined derivatives for agents that can hold an HTX key, with no MCP server and no testnet.",
        "strengths": [
          "Key permissions split into Read, Trade and Withdraw, sub-user keys without Withdraw, and up to 20 bound IP addresses per key",
          "Rate limits published per endpoint with numbers, and remaining-quota headers on every response",
          "A client-order-id unique within 8 hours on orders and idempotent on withdrawals, so a retry doesn't double an order",
          "Official SDKs in Python, Java, C++, C# and Go, the contract ones pushed on 21 October 2026"
        ],
        "weaknesses": [
          "No official MCP server; the only one in the MCP registry is a third party's read-only ticker server",
          "The testnet is shut down, so order logic can only be tried with real funds",
          "The public API reference is still branded Huobi with a last changelog entry of June 2022, and HTX's newer docs are drawn by script",
          "No status page, no SLA and no documented 429 or Retry-After behaviour",
          "The fee schedule, user agreement, privacy policy and restricted-country list couldn't be read, so none is recorded first-hand"
        ],
        "agentNotes": [
          "Ask the operator for a key with Read and Trade only and bound to your IP addresses; a key without IP binding expires after 90 days",
          "Send a fresh client-order-id of up to 64 characters with every order and reuse it only on retry; a repeat within 8 hours answers invalid.client.order.id",
          "Watch X-HB-RateLimit-Requests-Remain and pace at under 100 order calls per 2 seconds per UID; limits are shared by every key on the account",
          "There is no testnet; try order logic with the smallest size the market allows",
          "Confirm the person's country is served before trading; the restricted list in the user agreement couldn't be read here"
        ],
        "metrics": {
          "kind": "remote",
          "measured": false
        },
        "reviewCount": 0,
        "avgRating": 0,
        "history": [
          {
            "basis": "public evidence",
            "confidence": "low",
            "grade": "E",
            "methodology": "0.7",
            "pending": [
              "performance",
              "tasks"
            ],
            "run": "2026-10-01",
            "runLabel": "October 2026 research run",
            "score": 43.3
          }
        ],
        "editorialScores": {
          "ergonomics": 69,
          "maintenance": 57,
          "payments": 15,
          "reliability": 38,
          "schema": 40,
          "security": 51,
          "transparency": 15
        },
        "provenanceScore": 34,
        "checked": {
          "categories": {
            "ergonomics": "2026-11-03",
            "maintenance": "2026-11-03",
            "payments": "2026-11-03",
            "reliability": "2026-11-03",
            "schema": "2026-11-03",
            "security": "2026-11-03",
            "transparency": "2026-11-03"
          },
          "last": "2026-11-03",
          "oldest": "2026-11-03",
          "stale": false,
          "staleAfterDays": 90
        }
      },
      "connect": {
        "http": "curl https://api.huobi.pro/market/tickers"
      },
      "letme": {
        "capability": "https://letme.dev/exchange.market-data",
        "tool": "https://letme.dev/htx"
      },
      "area": "payments",
      "provenance": {
        "legalEntity": "",
        "domain": "htx.com",
        "domainRegistered": "1995-12-13",
        "endpointOnVendorDomain": false,
        "terms": "https://www.htx.com/en-in/support/360000298561/",
        "privacy": "",
        "statusPage": "",
        "changelog": "https://huobiapi.github.io/docs/spot/v1/en/",
        "securityTxt": "none",
        "checked": "2026-11-03",
        "notes": [
          "The legal entity is unread. The HTX Platform User Agreement and every other page on www.htx.com answered our reader with no text on 3 November 2026 (the pages are drawn by script), so the terms, privacy policy, fee schedule and about page were not read. Terms URL recorded from a search result's title.",
          "RDAP gives htx.com a registration date of 13 December 1995, long before the exchange took the name in 2023; the domain was acquired, not registered, by the exchange.",
          "The API endpoint api.huobi.pro is on the old huobi.pro domain, not htx.com.",
          "www.htx.com/robots.txt allows / and disallows account paths (finance/account, user-center/security and the like). www.huobi.com/robots.txt disallows everything and was not read further. huobiapi.github.io has no robots.txt.",
          "https://www.htx.com/.well-known/security.txt answered no text; recorded as none. status.htx.com does not resolve."
        ],
        "score": 34
      },
      "pageJsonUrl": "https://www.anchorterminal.com/tools/htx.json",
      "live": {
        "slug": "htx",
        "securityTxt": {
          "url": "https://htx.com/.well-known/security.txt",
          "state": "none",
          "checkedAt": "2026-11-04T15:54:20.226147452Z"
        },
        "updatedAt": "2026-11-04T15:54:20.226147452Z"
      }
    },
    "edges": [
      {
        "by": 42,
        "category": "transparency",
        "leads": "coinbase-advanced-trade",
        "name": "Transparency \u0026 trust",
        "reasons": {
          "a": "The editorial half. A closed service whose user agreement answered a bot check; the OpenAPI spec is public and the Python SDK is open on GitHub (12 of 30). Privacy facts per the coinbase-cdp-agentkit check of 1 October 2026 (Coinbase, Inc., processing countries, retention tied to need without numbers), not re-read (10 of 30). INTX endpoints retired on 1 October 2026 with a dated notice and a read-only grace period (12 of 20). Processing countries and provider categories per the same earlier check, no subprocessor list (8 of 20). 12 + 10 + 12 + 8 = 42.",
          "b": "The editorial half. A closed service whose user agreement exists but couldn't be read (script-drawn pages), so the licence clarity is unknown rather than unclear (10 of 30). The privacy policy was not read (0 of 30, unchecked). The testnet shutdown and the 2022 changelog entries are dated, with no deprecation policy (5 of 20). No subprocessor or data-location statement read (0 of 20). 10 + 0 + 5 + 0 = 15."
        },
        "scores": {
          "a": 67,
          "b": 25
        }
      },
      {
        "by": 40,
        "category": "schema",
        "leads": "coinbase-advanced-trade",
        "name": "Schema \u0026 documentation",
        "reasons": {
          "a": "Public OpenAPI 3.1 spec (45 paths, 51 operations) and an AsyncAPI document (25). llms.txt and a Markdown twin of every docs page (10). Every operation has a summary and description, some one line, several with multi-sentence guidance for equities (14 of 20). Enums on product_type, granularity, order_status, time_in_forces, order_types, order_side and sort_by, with defaults (13 of 15). Examples in the docs and the sandbox's simulated errors, but the spec documents only a default error referencing grpc.gateway.runtime.Error, with no 4xx or 429 shapes (8 of 15). Paths carry /api/v3, the CDP changelog is dated, and the INTX retirement was announced with a date, but the spec's info.version is 0.1 and the October gateway change has no changelog entry (10 of 15). 25 + 10 + 14 + 13 + 8 + 10 = 80.",
          "b": "No OpenAPI or other machine-readable contract found in the docs or the GitHub accounts (0). No llms.txt on htx.com, and the readable reference is a static page (0). Each endpoint states its purpose and parameters, without when-to-use guidance (12 of 20). Parameter tables carry types, required flags and enums for order types and states (10 of 15). Request and response examples throughout and error-code tables with messages (11 of 15). Versions v1 and v2 are mixed in one reference whose last changelog entry is 24 June 2022, while HTX's newer docs on htx.com couldn't be read (7 of 15). 0 + 0 + 12 + 10 + 11 + 7 = 40."
        },
        "scores": {
          "a": 80,
          "b": 40
        }
      },
      {
        "by": 20,
        "category": "reliability",
        "leads": "coinbase-advanced-trade",
        "name": "Reliability",
        "reasons": {
          "a": "Read with the hosted lines. status.coinbase.com is a Statuspage site with Coinbase Advanced Trade, API, US Derivatives and International Derivatives components (20). The incidents feed we could read runs from 16 September to 3 November 2026. In it Advanced Trade was degraded for 25 minutes on 21 September, the website had a 3-minute major on 14 October, converts were down 1 hour 4 minutes on 26 October, and no incident named the API; 5 August to 15 September was beyond the feed, so minor only for the seven weeks read (15 of 30). No REST rate limit with numbers was found; the older rate-limits page answers 404 and llms.txt lists none, while the WebSocket page gives 8 connections and 8 unauthenticated messages per second per IP (5 of 15). Orders take a client_order_id, but no 429 or Retry-After guidance was found for Advanced Trade (8 of 15). No SLA (0). REST and WebSocket are generally available; the Global Derivatives gateway is a month old and not marked beta (10). 20 + 15 + 5 + 8 + 0 + 10 = 58.",
          "b": "Read with the hosted lines. No status page found; status.htx.com does not resolve and nothing on htx.com was readable (0). No readable incident history (5). Rate limits documented per endpoint with numbers, 100 order calls per 2 seconds per UID and so on, with remaining-quota headers (15). No 429 or Retry-After behaviour is documented and the only limit error named is 1006 for conditional orders; a client-order-id unique within 8 hours and an idempotent withdrawal id give safe retries on writes (8 of 15). No SLA found (0). The spot and swap APIs are generally available (10). 0 + 5 + 15 + 8 + 0 + 10 = 38."
        },
        "scores": {
          "a": 58,
          "b": 38
        }
      },
      {
        "by": 17,
        "category": "security",
        "leads": "coinbase-advanced-trade",
        "name": "Security \u0026 auth",
        "reasons": {
          "a": "CDP keys with view, trade and transfer permissions, a portfolio restriction, an optional IP allowlist, revocation in the portal, ES256 JWTs that expire after 2 minutes, and OAuth2 with wallet:* scopes for other people's accounts; no key expiry (28 of 30). View-only keys and portfolio scoping limit an agent, and transfer is a separate permission, but no withdrawal address allow-list for API keys and no confirmation step were found (14 of 20). The API returns no untrusted content (10). key_permissions reports a key's scope and account activity shows in the app, but no per-call log was found (6 of 15). HackerOne bug bounty named in a security.txt that expired on 1 June 2024; certifications unread behind a bot check (10 of 20). 28 + 14 + 10 + 6 + 10 = 68.",
          "b": "HMAC-signed keys with Read, Trade and Withdraw permissions, sub-user keys without Withdraw, up to 20 bound IPs, revocation in the account and a 90-day expiry without IP binding. The AccessKeyId and the HMAC signature travel as query parameters; the secret does not, so no deduction for a secret in the URL (24 of 30). Read-only keys and withdraw-free keys exist; no server-side confirmation for orders or withdrawals (14 of 20). The API returns the exchange's own data, no untrusted content (10). No per-call log or key-use history found for the operator (3 of 15). No security.txt, disclosure policy or certification found on the pages that loaded (0 of 20). 24 + 14 + 10 + 3 + 0 = 51."
        },
        "scores": {
          "a": 68,
          "b": 51
        }
      },
      {
        "by": 5,
        "category": "payments",
        "leads": "coinbase-advanced-trade",
        "name": "Payments \u0026 pricing",
        "reasons": {
          "a": "No machine payment protocol on the API (0). The fee schedule answered a bot check on 3 November 2026, so no per-trade price was read, and the docs give none (0 of 20, unchecked). Six public market endpoints and the sandbox need no key or card (20). A person signs up, passes verification and mints a key in the portal (0). 0 + 0 + 20 + 0 = 20.",
          "b": "No machine payment protocol (0). The fee schedule at htx.com/fee is drawn by script and answered no text, so no price is recorded first-hand (0 of 20, unchecked). Public market data needs no key, card or account; trading needs a verified and funded account. Judgement call (15 of 20). A person must sign up in a browser and pass identity checks (0). 0 + 0 + 15 + 0 = 15."
        },
        "scores": {
          "a": 20,
          "b": 15
        }
      }
    ],
    "facts": [
      {
        "a": "HTTP API",
        "b": "HTTP API",
        "name": "Kind"
      },
      {
        "a": "Coinbase, Inc.",
        "b": "HTX",
        "name": "Vendor"
      },
      {
        "a": "no (local only)",
        "b": "no (local only)",
        "name": "Hosted endpoint"
      },
      {
        "a": "",
        "b": "",
        "name": "Transports"
      },
      {
        "a": "OAuth or key",
        "b": "API key",
        "name": "Auth"
      },
      {
        "a": "Pay per use",
        "b": "Pay per use",
        "name": "Pricing"
      },
      {
        "a": "no",
        "b": "no",
        "name": "x402"
      },
      {
        "a": "Proprietary hosted service under the Coinbase User Agreement, which answered a bot check and wasn't read. The official Python SDK coinbase-advanced-py is on GitHub",
        "b": "none",
        "name": "Licence"
      },
      {
        "a": "none",
        "b": "0",
        "name": "Tools exposed"
      },
      {
        "a": "yes",
        "b": "no",
        "name": "Read-only variant documented"
      },
      {
        "a": "yes",
        "b": "no",
        "name": "llms.txt"
      },
      {
        "a": "2026-10-01",
        "b": "2026-10-21",
        "name": "Last release"
      },
      {
        "a": "couldn't be read",
        "b": "no date given",
        "name": "Terms last updated"
      },
      {
        "a": "2026-05-27",
        "b": "no document linked",
        "name": "Privacy policy last updated"
      },
      {
        "a": "couldn't be read",
        "b": "not found in the text",
        "name": "Customer content may train models"
      },
      {
        "a": "couldn't be read",
        "b": "not found in the text",
        "name": "Terms restrict automated access"
      },
      {
        "a": "couldn't be read",
        "b": "not found in the text",
        "name": "Terms restrict benchmarking"
      },
      {
        "a": "couldn't be read",
        "b": "yes",
        "name": "Terms or service can change without notice"
      },
      {
        "a": "couldn't be read",
        "b": "yes",
        "name": "Arbitration or class-action waiver"
      },
      {
        "a": "none",
        "b": "684 stars",
        "name": "Popularity"
      }
    ],
    "faq": [
      {
        "answer": "Coinbase Advanced Trade API scores 61.7 (C) on agent readiness against HTX trading API's 43.3 (E), and leads in 6 of 7 scored categories.",
        "question": "Which is better for AI agents, Coinbase Advanced Trade API or HTX trading API?"
      },
      {
        "answer": "Coinbase Advanced Trade API takes an API key or an OAuth sign-in. HTX trading API needs an API key.",
        "question": "Do Coinbase Advanced Trade API and HTX trading API need an API key?"
      },
      {
        "answer": "No hosted endpoint is listed for Coinbase Advanced Trade API. No hosted endpoint is listed for HTX trading API.",
        "question": "Can an agent call Coinbase Advanced Trade API and HTX trading API without installing anything?"
      }
    ],
    "goodFor": [
      {
        "aheadOn": [
          "Reliability, 58 against 38",
          "Schema \u0026 documentation, 80 against 40",
          "Security \u0026 auth, 68 against 51",
          "Payments \u0026 pricing, 20 against 15",
          "Transparency \u0026 trust, 67 against 25"
        ],
        "also": [
          "Free to start without a card"
        ],
        "goodFor": "An agent trading a person's or a treasury's Coinbase account with its own key, where the person wants sandbox tests and portfolio scoping.",
        "slug": "coinbase-advanced-trade",
        "watchFor": "No REST rate limit numbers found; the old rate-limits page answers 404 and only the WebSocket limit of 8 per second per IP is published"
      },
      {
        "aheadOn": null,
        "also": null,
        "goodFor": "Spot and USDT-margined derivatives for agents that can hold an HTX key, with no MCP server and no testnet.",
        "slug": "htx",
        "watchFor": "No official MCP server; the only one in the MCP registry is a third party's read-only ticker server"
      }
    ],
    "history": null,
    "job": {
      "capability": "exchange.spot-trading",
      "name": "Exchange spot trading"
    },
    "others": [
      {
        "json": "https://www.anchorterminal.com/compare/bitfinex-vs-coinbase-advanced-trade.json",
        "title": "Bitfinex API vs Coinbase Advanced Trade API",
        "url": "https://www.anchorterminal.com/compare/bitfinex-vs-coinbase-advanced-trade"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bitfinex-vs-htx.json",
        "title": "Bitfinex API vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/bitfinex-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bitget-vs-coinbase-advanced-trade.json",
        "title": "Bitget vs Coinbase Advanced Trade API",
        "url": "https://www.anchorterminal.com/compare/bitget-vs-coinbase-advanced-trade"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bitget-vs-htx.json",
        "title": "Bitget vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/bitget-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bithumb-vs-coinbase-advanced-trade.json",
        "title": "Bithumb Open API vs Coinbase Advanced Trade API",
        "url": "https://www.anchorterminal.com/compare/bithumb-vs-coinbase-advanced-trade"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bithumb-vs-htx.json",
        "title": "Bithumb Open API vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/bithumb-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bitstamp-vs-coinbase-advanced-trade.json",
        "title": "Bitstamp API vs Coinbase Advanced Trade API",
        "url": "https://www.anchorterminal.com/compare/bitstamp-vs-coinbase-advanced-trade"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bitstamp-vs-htx.json",
        "title": "Bitstamp API vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/bitstamp-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bybit-vs-coinbase-advanced-trade.json",
        "title": "Bybit vs Coinbase Advanced Trade API",
        "url": "https://www.anchorterminal.com/compare/bybit-vs-coinbase-advanced-trade"
      },
      {
        "json": "https://www.anchorterminal.com/compare/bybit-vs-htx.json",
        "title": "Bybit vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/bybit-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/crypto-com-exchange-vs-htx.json",
        "title": "Crypto.com Exchange API vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/crypto-com-exchange-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/gate-io-vs-htx.json",
        "title": "Gate vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/gate-io-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/gemini-exchange-vs-htx.json",
        "title": "Gemini Exchange API vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/gemini-exchange-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-hyperliquid.json",
        "title": "HTX trading API vs Hyperliquid",
        "url": "https://www.anchorterminal.com/compare/htx-vs-hyperliquid"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-kraken.json",
        "title": "HTX trading API vs Kraken API",
        "url": "https://www.anchorterminal.com/compare/htx-vs-kraken"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-kucoin.json",
        "title": "HTX trading API vs KuCoin",
        "url": "https://www.anchorterminal.com/compare/htx-vs-kucoin"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-mexc.json",
        "title": "HTX trading API vs MEXC API",
        "url": "https://www.anchorterminal.com/compare/htx-vs-mexc"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-okx.json",
        "title": "HTX trading API vs OKX API",
        "url": "https://www.anchorterminal.com/compare/htx-vs-okx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-uniswap.json",
        "title": "HTX trading API vs Uniswap Trading API",
        "url": "https://www.anchorterminal.com/compare/htx-vs-uniswap"
      },
      {
        "json": "https://www.anchorterminal.com/compare/htx-vs-upbit.json",
        "title": "HTX trading API vs Upbit Open API",
        "url": "https://www.anchorterminal.com/compare/htx-vs-upbit"
      },
      {
        "json": "https://www.anchorterminal.com/compare/binance-vs-coinbase-advanced-trade.json",
        "title": "Binance API vs Coinbase Advanced Trade API",
        "url": "https://www.anchorterminal.com/compare/binance-vs-coinbase-advanced-trade"
      },
      {
        "json": "https://www.anchorterminal.com/compare/binance-vs-htx.json",
        "title": "Binance API vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/binance-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-coinbase-mcp.json",
        "title": "Coinbase Advanced Trade API vs Coinbase MCP server (Coinbase for Agents)",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-coinbase-mcp"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-crypto-com-exchange.json",
        "title": "Coinbase Advanced Trade API vs Crypto.com Exchange API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-crypto-com-exchange"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-deribit.json",
        "title": "Coinbase Advanced Trade API vs Deribit",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-deribit"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-gate-io.json",
        "title": "Coinbase Advanced Trade API vs Gate",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-gate-io"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-gemini-exchange.json",
        "title": "Coinbase Advanced Trade API vs Gemini Exchange API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-gemini-exchange"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-hyperliquid.json",
        "title": "Coinbase Advanced Trade API vs Hyperliquid",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-hyperliquid"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-kraken.json",
        "title": "Coinbase Advanced Trade API vs Kraken API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-kraken"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-kucoin.json",
        "title": "Coinbase Advanced Trade API vs KuCoin",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-kucoin"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-mexc.json",
        "title": "Coinbase Advanced Trade API vs MEXC API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-mexc"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-okx.json",
        "title": "Coinbase Advanced Trade API vs OKX API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-okx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-uniswap.json",
        "title": "Coinbase Advanced Trade API vs Uniswap Trading API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-uniswap"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-upbit.json",
        "title": "Coinbase Advanced Trade API vs Upbit Open API",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-upbit"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-mcp-vs-htx.json",
        "title": "Coinbase MCP server (Coinbase for Agents) vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/coinbase-mcp-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-dydx.json",
        "title": "Coinbase Advanced Trade API vs dYdX",
        "url": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-dydx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/deribit-vs-htx.json",
        "title": "Deribit vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/deribit-vs-htx"
      },
      {
        "json": "https://www.anchorterminal.com/compare/dydx-vs-htx.json",
        "title": "dYdX vs HTX trading API",
        "url": "https://www.anchorterminal.com/compare/dydx-vs-htx"
      }
    ],
    "panel": null,
    "scores": [
      {
        "by": 20,
        "coinbase-advanced-trade": 58,
        "edge": "coinbase-advanced-trade",
        "htx": 38,
        "key": "reliability",
        "name": "Reliability",
        "weight": 16
      },
      {
        "key": "performance",
        "name": "Performance",
        "pending": true,
        "weight": 10
      },
      {
        "by": 40,
        "coinbase-advanced-trade": 80,
        "edge": "coinbase-advanced-trade",
        "htx": 40,
        "key": "schema",
        "name": "Schema \u0026 documentation",
        "weight": 13
      },
      {
        "by": 4,
        "coinbase-advanced-trade": 73,
        "edge": "coinbase-advanced-trade",
        "htx": 69,
        "key": "ergonomics",
        "name": "Agent ergonomics",
        "weight": 13
      },
      {
        "by": 17,
        "coinbase-advanced-trade": 68,
        "edge": "coinbase-advanced-trade",
        "htx": 51,
        "key": "security",
        "name": "Security \u0026 auth",
        "weight": 14
      },
      {
        "by": 5,
        "coinbase-advanced-trade": 20,
        "edge": "coinbase-advanced-trade",
        "htx": 15,
        "key": "payments",
        "name": "Payments \u0026 pricing",
        "weight": 10
      },
      {
        "key": "tasks",
        "name": "Task success",
        "pending": true,
        "weight": 10
      },
      {
        "by": 0,
        "coinbase-advanced-trade": 57,
        "edge": "",
        "htx": 57,
        "key": "maintenance",
        "name": "Maintenance \u0026 community",
        "weight": 7
      },
      {
        "by": 42,
        "coinbase-advanced-trade": 67,
        "edge": "coinbase-advanced-trade",
        "htx": 25,
        "key": "transparency",
        "name": "Transparency \u0026 trust",
        "weight": 7
      }
    ],
    "summary": "Coinbase Advanced Trade API scores 61.7 (C) on agent readiness against HTX trading API's 43.3 (E), and leads in 6 of 7 scored categories. Both do exchange spot trading.",
    "tasks": null,
    "tutorials": [],
    "verdicts": {
      "coinbase-advanced-trade": "Advanced Trade has a public OpenAPI spec, keys limited to view, trade or transfer and to one portfolio, and a keyless static sandbox. No REST rate limit is published, the fee schedule, user agreement and country list sit behind a bot check, and an agent that wants an MCP route uses the separate coinbase-mcp listing.",
      "htx": "HTX's API has per-endpoint rate limits, read, trade and withdraw key permissions with IP binding, and SDKs in five languages. No official MCP server exists, the testnet is closed, the public reference is still Huobi's with a 2022 changelog, and the fee schedule, terms and restricted countries are on script-drawn pages we couldn't read."
    }
  },
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  "links": {
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    "html": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-htx",
    "json": "https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-htx.json",
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  "markdown": "Coinbase Advanced Trade API scores 61.7 (C) on agent readiness against HTX trading API's 43.3 (E), and leads in 6 of 7 scored categories. Both do exchange spot trading.\n\n- Coinbase Advanced Trade API: grade C, 61.7/100, rank #537 of 1349. Markdown https://www.anchorterminal.com/tools/coinbase-advanced-trade.md · JSON https://www.anchorterminal.com/api/v1/tools/coinbase-advanced-trade.json\n- HTX trading API: grade E, 43.3/100, rank #1156 of 1349. Markdown https://www.anchorterminal.com/tools/htx.md · JSON https://www.anchorterminal.com/api/v1/tools/htx.json\n- Best crypto exchange APIs and MCP servers for AI agents: https://www.anchorterminal.com/best/crypto-exchanges/index.md\n- All 210 exchanges comparisons: https://www.anchorterminal.com/compare/crypto-exchanges/index.md\n\n## Which one, for what\n\n### Coinbase Advanced Trade API (C)\n\nGood for: An agent trading a person's or a treasury's Coinbase account with its own key, where the person wants sandbox tests and portfolio scoping.\n\nAhead on:\n- Reliability, 58 against 38\n- Schema \u0026 documentation, 80 against 40\n- Security \u0026 auth, 68 against 51\n- Payments \u0026 pricing, 20 against 15\n- Transparency \u0026 trust, 67 against 25\n\nAlso in its favour:\n- Free to start without a card\n\nWatch for: No REST rate limit numbers found; the old rate-limits page answers 404 and only the WebSocket limit of 8 per second per IP is published\n\n### HTX trading API (E)\n\nGood for: Spot and USDT-margined derivatives for agents that can hold an HTX key, with no MCP server and no testnet.\n\nWatch for: No official MCP server; the only one in the MCP registry is a third party's read-only ticker server\n\n\n## Why the edge\n\n### Transparency \u0026 trust: Coinbase Advanced Trade API +42\n\n- Coinbase Advanced Trade API (67): The editorial half. A closed service whose user agreement answered a bot check; the OpenAPI spec is public and the Python SDK is open on GitHub (12 of 30). Privacy facts per the coinbase-cdp-agentkit check of 1 October 2026 (Coinbase, Inc., processing countries, retention tied to need without numbers), not re-read (10 of 30). INTX endpoints retired on 1 October 2026 with a dated notice and a read-only grace period (12 of 20). Processing countries and provider categories per the same earlier check, no subprocessor list (8 of 20). 12 + 10 + 12 + 8 = 42.\n- HTX trading API (25): The editorial half. A closed service whose user agreement exists but couldn't be read (script-drawn pages), so the licence clarity is unknown rather than unclear (10 of 30). The privacy policy was not read (0 of 30, unchecked). The testnet shutdown and the 2022 changelog entries are dated, with no deprecation policy (5 of 20). No subprocessor or data-location statement read (0 of 20). 10 + 0 + 5 + 0 = 15.\n\n### Schema \u0026 documentation: Coinbase Advanced Trade API +40\n\n- Coinbase Advanced Trade API (80): Public OpenAPI 3.1 spec (45 paths, 51 operations) and an AsyncAPI document (25). llms.txt and a Markdown twin of every docs page (10). Every operation has a summary and description, some one line, several with multi-sentence guidance for equities (14 of 20). Enums on product_type, granularity, order_status, time_in_forces, order_types, order_side and sort_by, with defaults (13 of 15). Examples in the docs and the sandbox's simulated errors, but the spec documents only a default error referencing grpc.gateway.runtime.Error, with no 4xx or 429 shapes (8 of 15). Paths carry /api/v3, the CDP changelog is dated, and the INTX retirement was announced with a date, but the spec's info.version is 0.1 and the October gateway change has no changelog entry (10 of 15). 25 + 10 + 14 + 13 + 8 + 10 = 80.\n- HTX trading API (40): No OpenAPI or other machine-readable contract found in the docs or the GitHub accounts (0). No llms.txt on htx.com, and the readable reference is a static page (0). Each endpoint states its purpose and parameters, without when-to-use guidance (12 of 20). Parameter tables carry types, required flags and enums for order types and states (10 of 15). Request and response examples throughout and error-code tables with messages (11 of 15). Versions v1 and v2 are mixed in one reference whose last changelog entry is 24 June 2022, while HTX's newer docs on htx.com couldn't be read (7 of 15). 0 + 0 + 12 + 10 + 11 + 7 = 40.\n\n### Reliability: Coinbase Advanced Trade API +20\n\n- Coinbase Advanced Trade API (58): Read with the hosted lines. status.coinbase.com is a Statuspage site with Coinbase Advanced Trade, API, US Derivatives and International Derivatives components (20). The incidents feed we could read runs from 16 September to 3 November 2026. In it Advanced Trade was degraded for 25 minutes on 21 September, the website had a 3-minute major on 14 October, converts were down 1 hour 4 minutes on 26 October, and no incident named the API; 5 August to 15 September was beyond the feed, so minor only for the seven weeks read (15 of 30). No REST rate limit with numbers was found; the older rate-limits page answers 404 and llms.txt lists none, while the WebSocket page gives 8 connections and 8 unauthenticated messages per second per IP (5 of 15). Orders take a client_order_id, but no 429 or Retry-After guidance was found for Advanced Trade (8 of 15). No SLA (0). REST and WebSocket are generally available; the Global Derivatives gateway is a month old and not marked beta (10). 20 + 15 + 5 + 8 + 0 + 10 = 58.\n- HTX trading API (38): Read with the hosted lines. No status page found; status.htx.com does not resolve and nothing on htx.com was readable (0). No readable incident history (5). Rate limits documented per endpoint with numbers, 100 order calls per 2 seconds per UID and so on, with remaining-quota headers (15). No 429 or Retry-After behaviour is documented and the only limit error named is 1006 for conditional orders; a client-order-id unique within 8 hours and an idempotent withdrawal id give safe retries on writes (8 of 15). No SLA found (0). The spot and swap APIs are generally available (10). 0 + 5 + 15 + 8 + 0 + 10 = 38.\n\n### Security \u0026 auth: Coinbase Advanced Trade API +17\n\n- Coinbase Advanced Trade API (68): CDP keys with view, trade and transfer permissions, a portfolio restriction, an optional IP allowlist, revocation in the portal, ES256 JWTs that expire after 2 minutes, and OAuth2 with wallet:* scopes for other people's accounts; no key expiry (28 of 30). View-only keys and portfolio scoping limit an agent, and transfer is a separate permission, but no withdrawal address allow-list for API keys and no confirmation step were found (14 of 20). The API returns no untrusted content (10). key_permissions reports a key's scope and account activity shows in the app, but no per-call log was found (6 of 15). HackerOne bug bounty named in a security.txt that expired on 1 June 2024; certifications unread behind a bot check (10 of 20). 28 + 14 + 10 + 6 + 10 = 68.\n- HTX trading API (51): HMAC-signed keys with Read, Trade and Withdraw permissions, sub-user keys without Withdraw, up to 20 bound IPs, revocation in the account and a 90-day expiry without IP binding. The AccessKeyId and the HMAC signature travel as query parameters; the secret does not, so no deduction for a secret in the URL (24 of 30). Read-only keys and withdraw-free keys exist; no server-side confirmation for orders or withdrawals (14 of 20). The API returns the exchange's own data, no untrusted content (10). No per-call log or key-use history found for the operator (3 of 15). No security.txt, disclosure policy or certification found on the pages that loaded (0 of 20). 24 + 14 + 10 + 3 + 0 = 51.\n\n### Payments \u0026 pricing: Coinbase Advanced Trade API +5\n\n- Coinbase Advanced Trade API (20): No machine payment protocol on the API (0). The fee schedule answered a bot check on 3 November 2026, so no per-trade price was read, and the docs give none (0 of 20, unchecked). Six public market endpoints and the sandbox need no key or card (20). A person signs up, passes verification and mints a key in the portal (0). 0 + 0 + 20 + 0 = 20.\n- HTX trading API (15): No machine payment protocol (0). The fee schedule at htx.com/fee is drawn by script and answered no text, so no price is recorded first-hand (0 of 20, unchecked). Public market data needs no key, card or account; trading needs a verified and funded account. Judgement call (15 of 20). A person must sign up in a browser and pass identity checks (0). 0 + 0 + 15 + 0 = 15.\n\n## Score by category\n\n| Category | Weight | Coinbase Advanced Trade API | HTX trading API | Edge |\n| --- | --- | --- | --- | --- |\n| Reliability | 16% (20 this run) | 58 | 38 | Coinbase Advanced Trade API +20 |\n| Performance | 10%, pending | pending | pending | not scored in this run |\n| Schema \u0026 documentation | 13% (16.2 this run) | 80 | 40 | Coinbase Advanced Trade API +40 |\n| Agent ergonomics | 13% (16.2 this run) | 73 | 69 | Coinbase Advanced Trade API +4 |\n| Security \u0026 auth | 14% (17.5 this run) | 68 | 51 | Coinbase Advanced Trade API +17 |\n| Payments \u0026 pricing | 10% (12.5 this run) | 20 | 15 | Coinbase Advanced Trade API +5 |\n| Task success | 10%, pending | pending | pending | not scored in this run |\n| Maintenance \u0026 community | 7% (8.8 this run) | 57 | 57 | even |\n| Transparency \u0026 trust | 7% (8.8 this run) | 67 | 25 | Coinbase Advanced Trade API +42 |\n| Negative events | ≤15 | 0 | 0 | |\n| **Total** | | **61.7 · C** | **43.3 · E** | |\n\n## Facts side by side\n\n| Fact | Coinbase Advanced Trade API | HTX trading API |\n| --- | --- | --- |\n| Kind | HTTP API | HTTP API |\n| Vendor | Coinbase, Inc. | HTX |\n| Hosted endpoint | no (local only) | no (local only) |\n| Transports |  |  |\n| Auth | OAuth or key | API key |\n| Pricing | Pay per use | Pay per use |\n| x402 | no | no |\n| Licence | Proprietary hosted service under the Coinbase User Agreement, which answered a bot check and wasn't read. The official Python SDK coinbase-advanced-py is on GitHub | none |\n| Tools exposed | none | 0 |\n| Read-only variant documented | yes | no |\n| llms.txt | yes | no |\n| Last release | 2026-10-01 | 2026-10-21 |\n| Terms last updated | couldn't be read | no date given |\n| Privacy policy last updated | 2026-05-27 | no document linked |\n| Customer content may train models | couldn't be read | not found in the text |\n| Terms restrict automated access | couldn't be read | not found in the text |\n| Terms restrict benchmarking | couldn't be read | not found in the text |\n| Terms or service can change without notice | couldn't be read | yes |\n| Arbitration or class-action waiver | couldn't be read | yes |\n| Popularity | none | 684 stars |\n\n## Verdicts\n\n**Coinbase Advanced Trade API.** Advanced Trade has a public OpenAPI spec, keys limited to view, trade or transfer and to one portfolio, and a keyless static sandbox. No REST rate limit is published, the fee schedule, user agreement and country list sit behind a bot check, and an agent that wants an MCP route uses the separate coinbase-mcp listing.\n\n**HTX trading API.** HTX's API has per-endpoint rate limits, read, trade and withdraw key permissions with IP binding, and SDKs in five languages. No official MCP server exists, the testnet is closed, the public reference is still Huobi's with a 2022 changelog, and the fee schedule, terms and restricted countries are on script-drawn pages we couldn't read.\n\n## Before you call either\n\n### Coinbase Advanced Trade API\n\n1. Mint a fresh ES256 JWT for every request; tokens expire after 2 minutes and Ed25519 keys are rejected\n2. Send a unique client_order_id on every order and reuse it on retry so a dropped connection does not place a second order\n3. Develop against api-sandbox.coinbase.com first; its responses are static, so do not read prices or fills from it\n4. Use a key with view only, or trade without transfer, and restrict it to a portfolio funded for the agent\n5. For perpetuals call the Global Derivatives JSON-RPC gateway at drb.coinbase.com; the /intx/* endpoints are retired\n\n### HTX trading API\n\n1. Ask the operator for a key with Read and Trade only and bound to your IP addresses; a key without IP binding expires after 90 days\n2. Send a fresh client-order-id of up to 64 characters with every order and reuse it only on retry; a repeat within 8 hours answers invalid.client.order.id\n3. Watch X-HB-RateLimit-Requests-Remain and pace at under 100 order calls per 2 seconds per UID; limits are shared by every key on the account\n4. There is no testnet; try order logic with the smallest size the market allows\n5. Confirm the person's country is served before trading; the restricted list in the user agreement couldn't be read here\n\n## Questions\n\n### Which is better for AI agents, Coinbase Advanced Trade API or HTX trading API?\n\nCoinbase Advanced Trade API scores 61.7 (C) on agent readiness against HTX trading API's 43.3 (E), and leads in 6 of 7 scored categories.\n\n### Do Coinbase Advanced Trade API and HTX trading API need an API key?\n\nCoinbase Advanced Trade API takes an API key or an OAuth sign-in. HTX trading API needs an API key.\n\n### Can an agent call Coinbase Advanced Trade API and HTX trading API without installing anything?\n\nNo hosted endpoint is listed for Coinbase Advanced Trade API. No hosted endpoint is listed for HTX trading API.\n\n\n## For agents\n\n- This comparison as JSON: https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-htx.json, and with the fewest tokens: https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-htx.min.md\n- Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {\"a\": \"coinbase-advanced-trade\", \"b\": \"htx\"}`. From a terminal: `anchor compare coinbase-advanced-trade htx`\n- Each listing in full: https://www.anchorterminal.com/api/v1/tools/coinbase-advanced-trade.json and https://www.anchorterminal.com/api/v1/tools/htx.json\n\n## Other comparisons with Coinbase Advanced Trade API or HTX trading API\n\n- [Bitfinex API vs Coinbase Advanced Trade API](https://www.anchorterminal.com/compare/bitfinex-vs-coinbase-advanced-trade.md)\n- [Bitfinex API vs HTX trading API](https://www.anchorterminal.com/compare/bitfinex-vs-htx.md)\n- [Bitget vs Coinbase Advanced Trade API](https://www.anchorterminal.com/compare/bitget-vs-coinbase-advanced-trade.md)\n- [Bitget vs HTX trading API](https://www.anchorterminal.com/compare/bitget-vs-htx.md)\n- [Bithumb Open API vs Coinbase Advanced Trade API](https://www.anchorterminal.com/compare/bithumb-vs-coinbase-advanced-trade.md)\n- [Bithumb Open API vs HTX trading API](https://www.anchorterminal.com/compare/bithumb-vs-htx.md)\n- [Bitstamp API vs Coinbase Advanced Trade API](https://www.anchorterminal.com/compare/bitstamp-vs-coinbase-advanced-trade.md)\n- [Bitstamp API vs HTX trading API](https://www.anchorterminal.com/compare/bitstamp-vs-htx.md)\n- [Bybit vs Coinbase Advanced Trade API](https://www.anchorterminal.com/compare/bybit-vs-coinbase-advanced-trade.md)\n- [Bybit vs HTX trading API](https://www.anchorterminal.com/compare/bybit-vs-htx.md)\n- [Crypto.com Exchange API vs HTX trading API](https://www.anchorterminal.com/compare/crypto-com-exchange-vs-htx.md)\n- [Gate vs HTX trading API](https://www.anchorterminal.com/compare/gate-io-vs-htx.md)\n- [Gemini Exchange API vs HTX trading API](https://www.anchorterminal.com/compare/gemini-exchange-vs-htx.md)\n- [HTX trading API vs Hyperliquid](https://www.anchorterminal.com/compare/htx-vs-hyperliquid.md)\n- [HTX trading API vs Kraken API](https://www.anchorterminal.com/compare/htx-vs-kraken.md)\n- [HTX trading API vs KuCoin](https://www.anchorterminal.com/compare/htx-vs-kucoin.md)\n- [HTX trading API vs MEXC API](https://www.anchorterminal.com/compare/htx-vs-mexc.md)\n- [HTX trading API vs OKX API](https://www.anchorterminal.com/compare/htx-vs-okx.md)\n- [HTX trading API vs Uniswap Trading API](https://www.anchorterminal.com/compare/htx-vs-uniswap.md)\n- [HTX trading API vs Upbit Open API](https://www.anchorterminal.com/compare/htx-vs-upbit.md)\n- [Binance API vs Coinbase Advanced Trade API](https://www.anchorterminal.com/compare/binance-vs-coinbase-advanced-trade.md)\n- [Binance API vs HTX trading API](https://www.anchorterminal.com/compare/binance-vs-htx.md)\n- [Coinbase Advanced Trade API vs Coinbase MCP server (Coinbase for Agents)](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-coinbase-mcp.md)\n- [Coinbase Advanced Trade API vs Crypto.com Exchange API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-crypto-com-exchange.md)\n- [Coinbase Advanced Trade API vs Deribit](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-deribit.md)\n- [Coinbase Advanced Trade API vs Gate](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-gate-io.md)\n- [Coinbase Advanced Trade API vs Gemini Exchange API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-gemini-exchange.md)\n- [Coinbase Advanced Trade API vs Hyperliquid](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-hyperliquid.md)\n- [Coinbase Advanced Trade API vs Kraken API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-kraken.md)\n- [Coinbase Advanced Trade API vs KuCoin](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-kucoin.md)\n- [Coinbase Advanced Trade API vs MEXC API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-mexc.md)\n- [Coinbase Advanced Trade API vs OKX API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-okx.md)\n- [Coinbase Advanced Trade API vs Uniswap Trading API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-uniswap.md)\n- [Coinbase Advanced Trade API vs Upbit Open API](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-upbit.md)\n- [Coinbase MCP server (Coinbase for Agents) vs HTX trading API](https://www.anchorterminal.com/compare/coinbase-mcp-vs-htx.md)\n- [Coinbase Advanced Trade API vs dYdX](https://www.anchorterminal.com/compare/coinbase-advanced-trade-vs-dydx.md)\n- [Deribit vs HTX trading API](https://www.anchorterminal.com/compare/deribit-vs-htx.md)\n- [dYdX vs HTX trading API](https://www.anchorterminal.com/compare/dydx-vs-htx.md)\n",
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      {
        "name": "Coinbase Advanced Trade API vs HTX trading API",
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    "description": "Coinbase Advanced Trade scores 61.7 (C) to HTX trading's 43.3 (E) for exchange spot trading. Prices, MCP, x402, uptime and agent notes side by side.",
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    "title": "Coinbase Advanced Trade vs HTX trading for AI agents (2026)",
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