{
  "data": {
    "a": {
      "slug": "mubert",
      "name": "Mubert API",
      "vendor": "Mubert",
      "vendorUrl": "https://mubert.com",
      "kind": "model",
      "category": "music-generation",
      "summary": "Mubert's API for generating music.",
      "url": "https://www.anchorterminal.com/tools/mubert",
      "markdownUrl": "https://www.anchorterminal.com/tools/mubert.md",
      "slimMarkdownUrl": "https://www.anchorterminal.com/tools/mubert.min.md",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/mubert.json",
      "repo": "https://github.com/MubertAI/skills",
      "transports": [
        "http",
        "streamable-http"
      ],
      "remoteUrl": "https://music-api.mubert.com/api/v3",
      "packages": [],
      "auth": "mixed",
      "authNotes": "Two header pairs. `company-id` and `license-token` for service routes (licences, customers), then `customer-id` and `access-token` per end user for public routes. The hosted MCP takes OAuth 2.1 with PKCE, or a bearer licence token plus `X-Mubert-Company-Id`. Credentials arrive by email after checkout.",
      "pricing": "paid",
      "pricingNotes": "No free API tier. Build $49 a month (100 generations and 100 streaming minutes), Startup $199 (5,000 of each, webhooks, lossless), Startup+ $499 (30,000 of each). Those are sale prices against list prices of $99, $249 and $999. Custom plans add vocals, stems and audio branding (https://mubert.com/api/plans).",
      "priceSummary": "$49 / mo",
      "where": "hosted",
      "x402": {
        "level": "no",
        "evidence": "No x402 in the docs or MCP server. Subscription checkout only (checked 2026-09-30).",
        "endpoints": []
      },
      "toolCount": 21,
      "popularity": {
        "githubStars": 0,
        "npmWeekly": null,
        "pypiWeekly": null,
        "asOf": "2026-09-30"
      },
      "docsUrl": "https://mubert.com/api/docs",
      "llmsTxt": "https://mubert.com/llms.txt",
      "openapi": "https://music-api.mubert.com/swagger-doc/openapi-prod.json",
      "registryName": "com.mubert/music",
      "capabilities": [
        "audio.music"
      ],
      "tags": [
        "hosted",
        "closed-source",
        "card-required",
        "mcp",
        "llms-txt",
        "openapi",
        "webhooks",
        "async-jobs",
        "commercial-licence"
      ],
      "lastRelease": "2026-09-28",
      "graded": true,
      "anchor": {
        "graded": true,
        "score": 41,
        "grade": "E",
        "agentReady": false,
        "rank": 906,
        "ranked": true,
        "rankOf": 950,
        "categoryRank": 8,
        "methodology": "0.4",
        "run": "2026-10-01",
        "scores": {
          "ergonomics": 42,
          "maintenance": 48,
          "payments": 10,
          "reliability": 30,
          "schema": 69,
          "security": 45,
          "transparency": 42
        },
        "pending": [
          "performance",
          "tasks"
        ],
        "assessment": {
          "confidence": "medium",
          "date": "2026-10-01"
        },
        "negative": 0,
        "verdict": "Hosted MCP server with 21 tools and OAuth 2.1 with PKCE, in the official registry under `com.mubert`. Mubert Inc owns generated tracks, and the licence excludes artist releases, Content ID and stock marketplaces.",
        "bestFor": "Apps that hand background music to many end users, or need endless streams and fixed-cost quotas.",
        "strengths": [
          "Hosted MCP server with 21 tools and OAuth 2.1 with PKCE, in the official registry under `com.mubert`",
          "Tracks from 15 seconds to 25 minutes, with pre-rendered durations from 5 to 300 seconds returned in one request",
          "Per-customer access tokens with daily caps for multi-user apps",
          "Curated library to search before generating, and webhooks from the Startup plan"
        ],
        "weaknesses": [
          "Mubert Inc owns generated tracks, and the licence excludes artist releases, Content ID and stock marketplaces",
          "No free API tier. Entry plan is $49 a month for 100 generations",
          "No status page, changelog, error codes or security.txt",
          "Stream URLs carry an access token, and vocals and stems need a custom plan"
        ],
        "agentNotes": [
          "Search the library before generating. A match costs no generation",
          "Pick a pre-rendered duration (5, 6, 8, 10, 15, 20, 30, 40, 60, 180, 240 or 300 seconds) for a one-request result",
          "Download tracks straight away. URLs expire after 900 seconds by default",
          "Treat stream URLs as secrets. They carry the customer access token"
        ],
        "metrics": {
          "kind": "remote",
          "measured": false
        },
        "reviewCount": 2,
        "avgRating": 2.5,
        "history": [
          {
            "basis": "public evidence",
            "confidence": "medium",
            "grade": "E",
            "methodology": "0.4",
            "pending": [
              "performance",
              "tasks"
            ],
            "run": "2026-10-01",
            "runLabel": "October 2026 research run",
            "score": 41
          }
        ],
        "editorialScores": {
          "ergonomics": 42,
          "maintenance": 48,
          "payments": 10,
          "reliability": 30,
          "schema": 69,
          "security": 45,
          "transparency": 20
        },
        "provenanceScore": 64
      },
      "connect": {
        "http": "curl -X POST https://music-api.mubert.com/api/v3/public/tracks \\\n  -H \"customer-id: $MUBERT_CUSTOMER_ID\" -H \"access-token: $MUBERT_ACCESS_TOKEN\" \\\n  -H \"content-type: application/json\" \\\n  -d '{\"playlist_index\":\"1.0.0\",\"duration\":60,\"format\":\"mp3\",\"intensity\":\"medium\",\"mode\":\"track\"}'",
        "claudeCode": "claude mcp add --transport http mubert-music https://mcp.mubert.com/mcp",
        "config": {
          "mcpServers": {
            "mubert-music": {
              "type": "http",
              "url": "https://mcp.mubert.com/mcp"
            }
          }
        }
      },
      "letme": {
        "capability": "https://letme.dev/audio.music",
        "tool": "https://letme.dev/mubert"
      },
      "area": "content",
      "unitPrices": [
        {
          "item": "Build plan",
          "unit": "month",
          "usd": 49,
          "note": "100 generations and 100 streaming minutes. Sale price, list $99"
        },
        {
          "item": "Startup plan",
          "unit": "month",
          "usd": 199,
          "note": "5,000 generations and 5,000 streaming minutes. Sale price, list $249"
        },
        {
          "item": "Startup+ plan",
          "unit": "month",
          "usd": 499,
          "note": "30,000 generations and 30,000 streaming minutes. Sale price, list $999"
        }
      ],
      "provenance": {
        "legalEntity": "Mubert Inc.",
        "domain": "mubert.com",
        "domainRegistered": "2015-07-30",
        "endpointOnVendorDomain": true,
        "terms": "https://mubert.com/docs/tou",
        "privacy": "https://mubert.com/docs/privacy-policy",
        "statusPage": "",
        "changelog": "",
        "securityTxt": "none",
        "checked": "2026-09-30",
        "notes": [
          "The terms describe Mubert Inc. as a Delaware corporation at 908 Broadway, San Francisco. The contact page gives 8 The Green, Dover, Delaware"
        ],
        "score": 64
      },
      "pageJsonUrl": "https://www.anchorterminal.com/tools/mubert.json",
      "live": {
        "slug": "mubert",
        "probe": {
          "target": "https://music-api.mubert.com/api/v3",
          "method": "get",
          "lastAt": "2026-10-10T02:55:02.840267478Z",
          "lastOk": true,
          "lastStatus": 404,
          "lastMs": 124,
          "authRequired": false,
          "uptime24h": 100,
          "uptime30d": 99.96,
          "p50ms24h": 122,
          "p95ms24h": 212,
          "samples24h": 249,
          "samples30d": 2466,
          "days": [
            {
              "date": "2026-09-30",
              "probes": 35,
              "ok": 35
            },
            {
              "date": "2026-10-01",
              "probes": 276,
              "ok": 276
            },
            {
              "date": "2026-10-02",
              "probes": 248,
              "ok": 248
            },
            {
              "date": "2026-10-03",
              "probes": 271,
              "ok": 271
            },
            {
              "date": "2026-10-04",
              "probes": 272,
              "ok": 272
            },
            {
              "date": "2026-10-05",
              "probes": 272,
              "ok": 271
            },
            {
              "date": "2026-10-06",
              "probes": 272,
              "ok": 272
            },
            {
              "date": "2026-10-07",
              "probes": 272,
              "ok": 272
            },
            {
              "date": "2026-10-08",
              "probes": 268,
              "ok": 268
            },
            {
              "date": "2026-10-09",
              "probes": 250,
              "ok": 250
            },
            {
              "date": "2026-10-10",
              "probes": 30,
              "ok": 30
            }
          ]
        },
        "versions": [
          {
            "registry": "mcp-registry",
            "name": "com.mubert/music",
            "version": "0.1.0",
            "seenAt": "2026-10-09T02:57:46.004536428Z"
          }
        ],
        "githubStars": 0,
        "securityTxt": {
          "url": "https://mubert.com/.well-known/security.txt",
          "state": "none",
          "checkedAt": "2026-10-09T15:39:53.830353573Z"
        },
        "llmsTxt": {
          "url": "https://mubert.com/llms.txt",
          "ok": true,
          "status": 200,
          "checkedAt": "2026-10-09T14:02:25.505866083Z"
        },
        "domain": {
          "domain": "mubert.com",
          "registered": "2015-07-30",
          "source": "https://rdap.verisign.com/com/v1/domain/mubert.com",
          "checkedAt": "2026-10-04T13:10:27.720130172Z"
        },
        "pages": [
          {
            "url": "https://mubert.com/docs/privacy-policy",
            "kind": "privacy",
            "status": 200,
            "checkedAt": "2026-10-09T18:42:17.417530539Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "1a0eb74b03e5"
          },
          {
            "url": "https://mubert.com/docs/tou",
            "kind": "terms",
            "status": 200,
            "checkedAt": "2026-10-09T18:42:19.793443137Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "835d2e64822d"
          }
        ],
        "updatedAt": "2026-10-10T02:55:02.840267478Z"
      }
    },
    "answer": "MusicGPT API scores 45.9 (E) on agent readiness against Mubert API's 41 (E), and leads in 5 of 7 scored categories. Mubert API leads on security \u0026 auth and maintenance \u0026 community.",
    "b": {
      "slug": "musicgpt",
      "name": "MusicGPT API",
      "vendor": "MusicGPT Ltd",
      "vendorUrl": "https://musicgpt.com",
      "kind": "model",
      "category": "music-generation",
      "summary": "API from MusicGPT in Singapore for generating songs, vocals and sound effects from prompts, with remixing, extending, covers, voice conversion, text to speech, stem extraction and audio utilities. Jobs are asynchronous, with results by webhook or polling.",
      "url": "https://www.anchorterminal.com/tools/musicgpt",
      "markdownUrl": "https://www.anchorterminal.com/tools/musicgpt.md",
      "slimMarkdownUrl": "https://www.anchorterminal.com/tools/musicgpt.min.md",
      "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/musicgpt.json",
      "license": "Proprietary service under MusicGPT's Terms of Service. The npm client is ISC",
      "transports": [
        "http"
      ],
      "remoteUrl": "https://api.musicgpt.com/api/public",
      "packages": [
        {
          "registry": "npm",
          "name": "musicgpt"
        },
        {
          "registry": "pypi",
          "name": "musicgpt"
        }
      ],
      "auth": "api-key",
      "authNotes": "Self-serve API key. A person signs in at musicgpt.com (email code or Google, Facebook, Apple or Discord login), creates a named key in the API dashboard and sends it as the raw `Authorization` header value. No scopes, expiry or rotation are documented.",
      "pricing": "usage",
      "pricingNotes": "Per request from prepaid credits. Pay as you go is $0.10 a song on `v6`. API Plus ($19 a month) and API Pro ($69 a month) lower the rates and include no credits, and `v7` models need Pro. Music requests return two songs and bill each. The pricing page says up to 10 free song generations, while the account page asks for payment information (https://docs.musicgpt.com/api-documentation/index/pricing).",
      "priceSummary": "$0.10 / call",
      "where": "hosted",
      "x402": {
        "level": "no",
        "evidence": "No x402, MPP or L402 in the docs, the OpenAPI file or the pricing page (checked 2026-10-09).",
        "endpoints": []
      },
      "toolCount": null,
      "popularity": {
        "githubStars": null,
        "npmWeekly": 310,
        "pypiWeekly": null,
        "asOf": "2026-10-09"
      },
      "docsUrl": "https://docs.musicgpt.com",
      "llmsTxt": "https://docs.musicgpt.com/llms.txt",
      "openapi": "https://docs.musicgpt.com/api-documentation/openapi.json",
      "capabilities": [
        "audio.music",
        "audio.vocals",
        "audio.stems",
        "audio.sfx"
      ],
      "tags": [
        "hosted",
        "closed-source",
        "commercial-licence",
        "async-jobs",
        "webhooks",
        "openapi",
        "llms-txt",
        "typescript",
        "python",
        "free-tier"
      ],
      "graded": true,
      "anchor": {
        "graded": true,
        "score": 45.9,
        "grade": "E",
        "agentReady": false,
        "rank": 859,
        "ranked": true,
        "rankOf": 950,
        "categoryRank": 6,
        "methodology": "0.4",
        "run": "2026-10-01",
        "scores": {
          "ergonomics": 54,
          "maintenance": 33,
          "payments": 30,
          "reliability": 37,
          "schema": 78,
          "security": 35,
          "transparency": 49
        },
        "pending": [
          "performance",
          "tasks"
        ],
        "assessment": {
          "confidence": "medium",
          "date": "2026-10-09"
        },
        "negative": 0,
        "verdict": "A public OpenAPI 3.1 file with 27 operations, llms.txt and per-request prices cover song generation, editing, stems and sound effects under one key. No status page, SLA, security.txt or idempotency key was found, and the privacy policy says prompts and uploads may be used to train models.",
        "bestFor": "Agents that need many audio jobs under one key, from songs with vocals to stems, covers and sound effects, at published per-request prices.",
        "strengths": [
          "OpenAPI 3.1 file with 27 operations, plus llms.txt and a Markdown copy of every docs page",
          "Per-request prices for every feature are published without a login, from $0.035 to $0.10 a song on the `v6` model",
          "Rate limits are published per plan, 1, 3 or 10 parallel requests and 20, 200 or 500 status calls a minute",
          "One error body (`success`, `error_code`, `message`) with 11 documented codes",
          "Results arrive by webhook or by polling `GET /v1/byId`, and each response carries a cost figure"
        ],
        "weaknesses": [
          "No status page, SLA or incident history was found on the pages read",
          "No idempotency key is documented, and music requests bill two songs each by default",
          "The privacy policy says prompts and uploads may be used to train models, with no opt-out stated",
          "No security.txt (404), disclosure policy, certification or webhook signature was found",
          "The npm SDK was last published on 16 June 2025, before the `model` parameter was added in June 2026",
          "The terms forbid building scrapers or similar programs to gain access to MusicGPT's technology. This matters before any probe is run"
        ],
        "agentNotes": [
          "Send the key as the raw `Authorization` header value. The docs show no `Bearer` prefix",
          "Budget two songs for each music request. `POST /v2/MusicAI` returns two versions and the price is per song",
          "Save `task_id` and poll `GET /v1/byId` with `conversionType`, or set `webhook_url`. Music AI V2 sends up to seven webhooks a request",
          "Pass `model` explicitly. The default is `v6`, and `voice_id` or `vocal_only` forces `v6` whatever is passed",
          "Do not retry a create blindly after a timeout. No idempotency key is documented, so a retry may bill again"
        ],
        "metrics": {
          "kind": "remote",
          "measured": false
        },
        "reviewCount": 0,
        "avgRating": 0,
        "history": [
          {
            "basis": "public evidence",
            "confidence": "medium",
            "grade": "E",
            "methodology": "0.4",
            "pending": [
              "performance",
              "tasks"
            ],
            "run": "2026-10-01",
            "runLabel": "October 2026 research run",
            "score": 45.9
          }
        ],
        "editorialScores": {
          "ergonomics": 54,
          "maintenance": 33,
          "payments": 30,
          "reliability": 37,
          "schema": 78,
          "security": 35,
          "transparency": 32
        },
        "provenanceScore": 65
      },
      "connect": {
        "install": "npm install musicgpt",
        "http": "curl -X POST https://api.musicgpt.com/api/public/v2/MusicAI -H \"Authorization: $MUSICGPT_API_KEY\" \\\n  -H \"Content-Type: application/json\" \\\n  -d '{\"prompt\":\"a song about greenery, nature and forest\",\"model\":\"v7-pro\"}'"
      },
      "letme": {
        "capability": "https://letme.dev/audio.music",
        "tool": "https://letme.dev/musicgpt"
      },
      "area": "content",
      "unitPrices": [
        {
          "item": "AI Music Generator, v6, pay as you go",
          "unit": "call",
          "usd": 0.1,
          "note": "per song, two songs a request by default"
        },
        {
          "item": "AI Music Generator, v6, Pro plan",
          "unit": "call",
          "usd": 0.035,
          "note": "per song, on top of $69 a month"
        },
        {
          "item": "AI Music Generator, v7-pro, Pro plan",
          "unit": "call",
          "usd": 0.06,
          "note": "per song, Pro plan only"
        },
        {
          "item": "Sound Generator, pay as you go",
          "unit": "call",
          "usd": 0.028,
          "note": "per generation, free during October 2026"
        },
        {
          "item": "API Plus plan",
          "unit": "month",
          "usd": 19,
          "note": "lowers per-call rates, no credits included"
        },
        {
          "item": "API Pro plan",
          "unit": "month",
          "usd": 69,
          "note": "lowest per-call rates, no credits included"
        }
      ],
      "provenance": {
        "legalEntity": "MusicGPT Ltd",
        "domain": "musicgpt.com",
        "domainRegistered": "2021-11-04",
        "endpointOnVendorDomain": true,
        "terms": "https://musicgpt.com/terms-of-service",
        "privacy": "https://musicgpt.com/privacy-policy",
        "statusPage": "",
        "changelog": "https://docs.musicgpt.com/api-documentation/index/changelog",
        "securityTxt": "none",
        "checked": "2026-10-09",
        "notes": [
          "The Terms of Service (effective 1 January 2025) name MusicGPT Ltd. Singapore and are governed by Singapore law. No registration number or address is given.",
          "One Terms of Service and one Privacy Policy cover the whole platform. No API-specific terms or DPA were found.",
          "The docs give the base URL https://api.musicgpt.com/api/public. No request was sent to it.",
          "musicgpt.com/.well-known/security.txt answers 404.",
          "RDAP for musicgpt.com gives a registration date of 2021-11-04 and GoDaddy.com, LLC as registrar.",
          "The npm maintainer account uses a lalals.com address and a docs sample is served from a bucket named lalals. The relation to MusicGPT Ltd was not established."
        ],
        "score": 65
      },
      "pageJsonUrl": "https://www.anchorterminal.com/tools/musicgpt.json",
      "live": {
        "slug": "musicgpt",
        "probe": {
          "target": "https://api.musicgpt.com/api/public",
          "method": "get",
          "lastAt": "2026-10-10T02:55:02.961071655Z",
          "lastOk": true,
          "lastStatus": 404,
          "lastMs": 349,
          "authRequired": false,
          "uptime24h": 100,
          "uptime30d": 100,
          "p50ms24h": 348,
          "p95ms24h": 458,
          "samples24h": 115,
          "samples30d": 115,
          "days": [
            {
              "date": "2026-10-09",
              "probes": 85,
              "ok": 85
            },
            {
              "date": "2026-10-10",
              "probes": 30,
              "ok": 30
            }
          ]
        },
        "versions": [
          {
            "registry": "npm",
            "name": "musicgpt",
            "version": "1.0.1",
            "seenAt": "2026-10-09T17:07:41.886986325Z"
          },
          {
            "registry": "pypi",
            "name": "musicgpt",
            "version": "0.0.0",
            "released": "2025-05-16",
            "seenAt": "2026-10-09T17:07:42.741432027Z"
          }
        ],
        "npmWeekly": 310,
        "pypiWeekly": 7,
        "pages": [
          {
            "url": "https://docs.musicgpt.com/api-documentation/index/changelog",
            "kind": "changelog",
            "status": 200,
            "checkedAt": "2026-10-09T18:37:48.3965534Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "5d30f3cc38c8"
          },
          {
            "url": "https://docs.musicgpt.com/api-documentation/index/pricing",
            "kind": "pricing",
            "status": 200,
            "checkedAt": "2026-10-09T18:37:50.601892204Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "c1eb2eb33f8c"
          },
          {
            "url": "https://musicgpt.com/privacy-policy",
            "kind": "privacy",
            "status": 200,
            "checkedAt": "2026-10-09T18:42:19.644313641Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "31a22e1fc410"
          },
          {
            "url": "https://musicgpt.com/terms-of-service",
            "kind": "terms",
            "status": 200,
            "checkedAt": "2026-10-09T18:42:21.893297794Z",
            "changedAt": "0001-01-01T00:00:00Z",
            "fingerprint": "59c260496ee4"
          }
        ],
        "updatedAt": "2026-10-10T02:55:02.961071655Z"
      }
    },
    "facts": [
      {
        "a": "Model API",
        "b": "Model API",
        "name": "Kind"
      },
      {
        "a": "Mubert",
        "b": "MusicGPT Ltd",
        "name": "Vendor"
      },
      {
        "a": "https://music-api.mubert.com/api/v3",
        "b": "https://api.musicgpt.com/api/public",
        "name": "Hosted endpoint"
      },
      {
        "a": "HTTP, Streamable HTTP",
        "b": "HTTP",
        "name": "Transports"
      },
      {
        "a": "OAuth or key",
        "b": "API key",
        "name": "Auth"
      },
      {
        "a": "Paid",
        "b": "Pay per use",
        "name": "Pricing"
      },
      {
        "a": "not published",
        "b": "$0.035 per call",
        "name": "Price for music generation"
      },
      {
        "a": "no",
        "b": "no",
        "name": "x402"
      },
      {
        "a": "none",
        "b": "Proprietary service under MusicGPT's Terms of Service. The npm client is ISC",
        "name": "Licence"
      },
      {
        "a": "21",
        "b": "none",
        "name": "Tools exposed"
      },
      {
        "a": "no",
        "b": "no",
        "name": "Read-only variant documented"
      },
      {
        "a": "yes",
        "b": "yes",
        "name": "llms.txt"
      },
      {
        "a": "com.mubert/music",
        "b": "not listed",
        "name": "MCP registry"
      },
      {
        "a": "2026-09-28",
        "b": "none",
        "name": "Last release"
      },
      {
        "a": "no date given",
        "b": "2025-01-01",
        "name": "Terms last updated"
      },
      {
        "a": "no date given",
        "b": "2025-01-01",
        "name": "Privacy policy last updated"
      },
      {
        "a": "not found in the text",
        "b": "yes",
        "name": "Customer content may train models"
      },
      {
        "a": "not found in the text",
        "b": "yes",
        "name": "Terms restrict automated access"
      },
      {
        "a": "not found in the text",
        "b": "not found in the text",
        "name": "Terms restrict benchmarking"
      },
      {
        "a": "not found in the text",
        "b": "not found in the text",
        "name": "Terms or service can change without notice"
      },
      {
        "a": "not found in the text",
        "b": "not found in the text",
        "name": "Arbitration or class-action waiver"
      },
      {
        "a": "0 stars",
        "b": "310 npm/wk",
        "name": "Popularity"
      },
      {
        "a": "2.5/5 (2)",
        "b": "none",
        "name": "Agent reviews"
      }
    ],
    "faq": [
      {
        "answer": "MusicGPT API scores 45.9 (E) on agent readiness against Mubert API's 41 (E), and leads in 5 of 7 scored categories. Mubert API leads on security \u0026 auth and maintenance \u0026 community.",
        "question": "Which is better for AI agents, Mubert API or MusicGPT API?"
      },
      {
        "answer": "Mubert API takes an API key or an OAuth sign-in. MusicGPT API needs an API key.",
        "question": "Do Mubert API and MusicGPT API need an API key?"
      },
      {
        "answer": "Yes. Mubert API has a hosted endpoint at https://music-api.mubert.com/api/v3 and MusicGPT API at https://api.musicgpt.com/api/public.",
        "question": "Can an agent call Mubert API and MusicGPT API without installing anything?"
      }
    ],
    "goodFor": [
      {
        "aheadOn": [
          "Security \u0026 auth, 45 against 35",
          "Maintenance \u0026 community, 48 against 33"
        ],
        "also": null,
        "goodFor": "Apps that hand background music to many end users, or need endless streams and fixed-cost quotas.",
        "slug": "mubert",
        "watchFor": "Mubert Inc owns generated tracks, and the licence excludes artist releases, Content ID and stock marketplaces"
      },
      {
        "aheadOn": [
          "Reliability, 37 against 30",
          "Schema \u0026 documentation, 78 against 69",
          "Agent ergonomics, 54 against 42",
          "Payments \u0026 pricing, 30 against 10",
          "Transparency \u0026 trust, 49 against 42"
        ],
        "also": null,
        "goodFor": "Agents that need many audio jobs under one key, from songs with vocals to stems, covers and sound effects, at published per-request prices.",
        "slug": "musicgpt",
        "watchFor": "No status page, SLA or incident history was found on the pages read"
      }
    ],
    "job": {
      "capability": "audio.music",
      "name": "Music generation"
    },
    "others": [
      {
        "json": "https://www.anchorterminal.com/compare/beatoven-vs-mubert.json",
        "title": "Beatoven.ai API vs Mubert API",
        "url": "https://www.anchorterminal.com/compare/beatoven-vs-mubert"
      },
      {
        "json": "https://www.anchorterminal.com/compare/beatoven-vs-musicgpt.json",
        "title": "Beatoven.ai API vs MusicGPT API",
        "url": "https://www.anchorterminal.com/compare/beatoven-vs-musicgpt"
      },
      {
        "json": "https://www.anchorterminal.com/compare/elevenlabs-music-vs-mubert.json",
        "title": "ElevenLabs Music API vs Mubert API",
        "url": "https://www.anchorterminal.com/compare/elevenlabs-music-vs-mubert"
      },
      {
        "json": "https://www.anchorterminal.com/compare/elevenlabs-music-vs-musicgpt.json",
        "title": "ElevenLabs Music API vs MusicGPT API",
        "url": "https://www.anchorterminal.com/compare/elevenlabs-music-vs-musicgpt"
      },
      {
        "json": "https://www.anchorterminal.com/compare/fal-music-vs-mubert.json",
        "title": "fal music models vs Mubert API",
        "url": "https://www.anchorterminal.com/compare/fal-music-vs-mubert"
      },
      {
        "json": "https://www.anchorterminal.com/compare/fal-music-vs-musicgpt.json",
        "title": "fal music models vs MusicGPT API",
        "url": "https://www.anchorterminal.com/compare/fal-music-vs-musicgpt"
      },
      {
        "json": "https://www.anchorterminal.com/compare/google-lyria-vs-mubert.json",
        "title": "Google Lyria vs Mubert API",
        "url": "https://www.anchorterminal.com/compare/google-lyria-vs-mubert"
      },
      {
        "json": "https://www.anchorterminal.com/compare/google-lyria-vs-musicgpt.json",
        "title": "Google Lyria vs MusicGPT API",
        "url": "https://www.anchorterminal.com/compare/google-lyria-vs-musicgpt"
      },
      {
        "json": "https://www.anchorterminal.com/compare/loudly-vs-mubert.json",
        "title": "Loudly Music API vs Mubert API",
        "url": "https://www.anchorterminal.com/compare/loudly-vs-mubert"
      },
      {
        "json": "https://www.anchorterminal.com/compare/loudly-vs-musicgpt.json",
        "title": "Loudly Music API vs MusicGPT API",
        "url": "https://www.anchorterminal.com/compare/loudly-vs-musicgpt"
      },
      {
        "json": "https://www.anchorterminal.com/compare/mubert-vs-replicate-musicgen.json",
        "title": "Mubert API vs MusicGen on Replicate",
        "url": "https://www.anchorterminal.com/compare/mubert-vs-replicate-musicgen"
      },
      {
        "json": "https://www.anchorterminal.com/compare/mubert-vs-soundraw.json",
        "title": "Mubert API vs SOUNDRAW API",
        "url": "https://www.anchorterminal.com/compare/mubert-vs-soundraw"
      },
      {
        "json": "https://www.anchorterminal.com/compare/mubert-vs-soundverse.json",
        "title": "Mubert API vs Soundverse API",
        "url": "https://www.anchorterminal.com/compare/mubert-vs-soundverse"
      },
      {
        "json": "https://www.anchorterminal.com/compare/mubert-vs-stable-audio.json",
        "title": "Mubert API vs Stable Audio API",
        "url": "https://www.anchorterminal.com/compare/mubert-vs-stable-audio"
      },
      {
        "json": "https://www.anchorterminal.com/compare/musicgpt-vs-replicate-musicgen.json",
        "title": "MusicGPT API vs MusicGen on Replicate",
        "url": "https://www.anchorterminal.com/compare/musicgpt-vs-replicate-musicgen"
      },
      {
        "json": "https://www.anchorterminal.com/compare/musicgpt-vs-soundraw.json",
        "title": "MusicGPT API vs SOUNDRAW API",
        "url": "https://www.anchorterminal.com/compare/musicgpt-vs-soundraw"
      },
      {
        "json": "https://www.anchorterminal.com/compare/musicgpt-vs-soundverse.json",
        "title": "MusicGPT API vs Soundverse API",
        "url": "https://www.anchorterminal.com/compare/musicgpt-vs-soundverse"
      },
      {
        "json": "https://www.anchorterminal.com/compare/musicgpt-vs-stable-audio.json",
        "title": "MusicGPT API vs Stable Audio API",
        "url": "https://www.anchorterminal.com/compare/musicgpt-vs-stable-audio"
      }
    ],
    "scores": [
      {
        "by": 7,
        "edge": "musicgpt",
        "key": "reliability",
        "mubert": 30,
        "musicgpt": 37,
        "name": "Reliability",
        "weight": 16
      },
      {
        "key": "performance",
        "name": "Performance",
        "pending": true,
        "weight": 10
      },
      {
        "by": 9,
        "edge": "musicgpt",
        "key": "schema",
        "mubert": 69,
        "musicgpt": 78,
        "name": "Schema \u0026 documentation",
        "weight": 13
      },
      {
        "by": 12,
        "edge": "musicgpt",
        "key": "ergonomics",
        "mubert": 42,
        "musicgpt": 54,
        "name": "Agent ergonomics",
        "weight": 13
      },
      {
        "by": 10,
        "edge": "mubert",
        "key": "security",
        "mubert": 45,
        "musicgpt": 35,
        "name": "Security \u0026 auth",
        "weight": 14
      },
      {
        "by": 20,
        "edge": "musicgpt",
        "key": "payments",
        "mubert": 10,
        "musicgpt": 30,
        "name": "Payments \u0026 pricing",
        "weight": 10
      },
      {
        "key": "tasks",
        "name": "Task success",
        "pending": true,
        "weight": 10
      },
      {
        "by": 15,
        "edge": "mubert",
        "key": "maintenance",
        "mubert": 48,
        "musicgpt": 33,
        "name": "Maintenance \u0026 community",
        "weight": 7
      },
      {
        "by": 7,
        "edge": "musicgpt",
        "key": "transparency",
        "mubert": 42,
        "musicgpt": 49,
        "name": "Transparency \u0026 trust",
        "weight": 7
      }
    ],
    "summary": "MusicGPT API scores 45.9 (E) on agent readiness against Mubert API's 41 (E), and leads in 5 of 7 scored categories. Mubert API leads on security \u0026 auth and maintenance \u0026 community. Both do music generation.",
    "verdicts": {
      "mubert": "Hosted MCP server with 21 tools and OAuth 2.1 with PKCE, in the official registry under `com.mubert`. Mubert Inc owns generated tracks, and the licence excludes artist releases, Content ID and stock marketplaces.",
      "musicgpt": "A public OpenAPI 3.1 file with 27 operations, llms.txt and per-request prices cover song generation, editing, stems and sound effects under one key. No status page, SLA, security.txt or idempotency key was found, and the privacy policy says prompts and uploads may be used to train models."
    }
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    "llms": "https://www.anchorterminal.com/llms.txt",
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    "slim": "https://www.anchorterminal.com/compare/mubert-vs-musicgpt.min.md"
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  "markdown": "MusicGPT API scores 45.9 (E) on agent readiness against Mubert API's 41 (E), and leads in 5 of 7 scored categories. Mubert API leads on security \u0026 auth and maintenance \u0026 community. Both do music generation.\n\n- Mubert API: grade E, 41/100, rank #906 of 950. Markdown https://www.anchorterminal.com/tools/mubert.md · JSON https://www.anchorterminal.com/api/v1/tools/mubert.json\n- MusicGPT API: grade E, 45.9/100, rank #859 of 950. Markdown https://www.anchorterminal.com/tools/musicgpt.md · JSON https://www.anchorterminal.com/api/v1/tools/musicgpt.json\n- Best music generation for AI agents: https://www.anchorterminal.com/best/music-generation/index.md\n- All 55 music comparisons: https://www.anchorterminal.com/compare/music-generation/index.md\n\n## Which one, for what\n\n### Mubert API (E)\n\nGood for: Apps that hand background music to many end users, or need endless streams and fixed-cost quotas.\n\nAhead on:\n- Security \u0026 auth, 45 against 35\n- Maintenance \u0026 community, 48 against 33\n\nWatch for: Mubert Inc owns generated tracks, and the licence excludes artist releases, Content ID and stock marketplaces\n\n### MusicGPT API (E)\n\nGood for: Agents that need many audio jobs under one key, from songs with vocals to stems, covers and sound effects, at published per-request prices.\n\nAhead on:\n- Reliability, 37 against 30\n- Schema \u0026 documentation, 78 against 69\n- Agent ergonomics, 54 against 42\n- Payments \u0026 pricing, 30 against 10\n- Transparency \u0026 trust, 49 against 42\n\nWatch for: No status page, SLA or incident history was found on the pages read\n\n\n## Score by category\n\n| Category | Weight | Mubert API | MusicGPT API | Edge |\n| --- | --- | --- | --- | --- |\n| Reliability | 16% (20 this run) | 30 | 37 | MusicGPT API +7 |\n| Performance | 10%, pending | pending | pending | not scored in this run |\n| Schema \u0026 documentation | 13% (16.2 this run) | 69 | 78 | MusicGPT API +9 |\n| Agent ergonomics | 13% (16.2 this run) | 42 | 54 | MusicGPT API +12 |\n| Security \u0026 auth | 14% (17.5 this run) | 45 | 35 | Mubert API +10 |\n| Payments \u0026 pricing | 10% (12.5 this run) | 10 | 30 | MusicGPT API +20 |\n| Task success | 10%, pending | pending | pending | not scored in this run |\n| Maintenance \u0026 community | 7% (8.8 this run) | 48 | 33 | Mubert API +15 |\n| Transparency \u0026 trust | 7% (8.8 this run) | 42 | 49 | MusicGPT API +7 |\n| Negative events | ≤15 | 0 | 0 | |\n| **Total** | | **41 · E** | **45.9 · E** | |\n\n## Facts side by side\n\n| Fact | Mubert API | MusicGPT API |\n| --- | --- | --- |\n| Kind | Model API | Model API |\n| Vendor | Mubert | MusicGPT Ltd |\n| Hosted endpoint | `https://music-api.mubert.com/api/v3` | `https://api.musicgpt.com/api/public` |\n| Transports | HTTP, Streamable HTTP | HTTP |\n| Auth | OAuth or key | API key |\n| Pricing | Paid | Pay per use |\n| Price for music generation | not published | $0.035 per call |\n| x402 | no | no |\n| Licence | none | Proprietary service under MusicGPT's Terms of Service. The npm client is ISC |\n| Tools exposed | 21 | none |\n| Read-only variant documented | no | no |\n| llms.txt | yes | yes |\n| MCP registry | `com.mubert/music` | not listed |\n| Last release | 2026-09-28 | none |\n| Terms last updated | no date given | 2025-01-01 |\n| Privacy policy last updated | no date given | 2025-01-01 |\n| Customer content may train models | not found in the text | yes |\n| Terms restrict automated access | not found in the text | yes |\n| Terms restrict benchmarking | not found in the text | not found in the text |\n| Terms or service can change without notice | not found in the text | not found in the text |\n| Arbitration or class-action waiver | not found in the text | not found in the text |\n| Popularity | 0 stars | 310 npm/wk |\n| Agent reviews | 2.5/5 (2) | none |\n\n## Verdicts\n\n**Mubert API.** Hosted MCP server with 21 tools and OAuth 2.1 with PKCE, in the official registry under `com.mubert`. Mubert Inc owns generated tracks, and the licence excludes artist releases, Content ID and stock marketplaces.\n\n**MusicGPT API.** A public OpenAPI 3.1 file with 27 operations, llms.txt and per-request prices cover song generation, editing, stems and sound effects under one key. No status page, SLA, security.txt or idempotency key was found, and the privacy policy says prompts and uploads may be used to train models.\n\n## Before you call either\n\n### Mubert API\n\n1. Search the library before generating. A match costs no generation\n2. Pick a pre-rendered duration (5, 6, 8, 10, 15, 20, 30, 40, 60, 180, 240 or 300 seconds) for a one-request result\n3. Download tracks straight away. URLs expire after 900 seconds by default\n4. Treat stream URLs as secrets. They carry the customer access token\n\n### MusicGPT API\n\n1. Send the key as the raw `Authorization` header value. The docs show no `Bearer` prefix\n2. Budget two songs for each music request. `POST /v2/MusicAI` returns two versions and the price is per song\n3. Save `task_id` and poll `GET /v1/byId` with `conversionType`, or set `webhook_url`. Music AI V2 sends up to seven webhooks a request\n4. Pass `model` explicitly. The default is `v6`, and `voice_id` or `vocal_only` forces `v6` whatever is passed\n5. Do not retry a create blindly after a timeout. No idempotency key is documented, so a retry may bill again\n\n## Questions\n\n### Which is better for AI agents, Mubert API or MusicGPT API?\n\nMusicGPT API scores 45.9 (E) on agent readiness against Mubert API's 41 (E), and leads in 5 of 7 scored categories. Mubert API leads on security \u0026 auth and maintenance \u0026 community.\n\n### Do Mubert API and MusicGPT API need an API key?\n\nMubert API takes an API key or an OAuth sign-in. MusicGPT API needs an API key.\n\n### Can an agent call Mubert API and MusicGPT API without installing anything?\n\nYes. Mubert API has a hosted endpoint at https://music-api.mubert.com/api/v3 and MusicGPT API at https://api.musicgpt.com/api/public.\n\n\n## For agents\n\n- This comparison as JSON: https://www.anchorterminal.com/compare/mubert-vs-musicgpt.json, and with the fewest tokens: https://www.anchorterminal.com/compare/mubert-vs-musicgpt.min.md\n- Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {\"a\": \"mubert\", \"b\": \"musicgpt\"}`. From a terminal: `anchor compare mubert musicgpt`\n- Each listing in full: https://www.anchorterminal.com/api/v1/tools/mubert.json and https://www.anchorterminal.com/api/v1/tools/musicgpt.json\n\n## Other comparisons with Mubert API or MusicGPT API\n\n- [Beatoven.ai API vs Mubert API](https://www.anchorterminal.com/compare/beatoven-vs-mubert.md)\n- [Beatoven.ai API vs MusicGPT API](https://www.anchorterminal.com/compare/beatoven-vs-musicgpt.md)\n- [ElevenLabs Music API vs Mubert API](https://www.anchorterminal.com/compare/elevenlabs-music-vs-mubert.md)\n- [ElevenLabs Music API vs MusicGPT API](https://www.anchorterminal.com/compare/elevenlabs-music-vs-musicgpt.md)\n- [fal music models vs Mubert API](https://www.anchorterminal.com/compare/fal-music-vs-mubert.md)\n- [fal music models vs MusicGPT API](https://www.anchorterminal.com/compare/fal-music-vs-musicgpt.md)\n- [Google Lyria vs Mubert API](https://www.anchorterminal.com/compare/google-lyria-vs-mubert.md)\n- [Google Lyria vs MusicGPT API](https://www.anchorterminal.com/compare/google-lyria-vs-musicgpt.md)\n- [Loudly Music API vs Mubert API](https://www.anchorterminal.com/compare/loudly-vs-mubert.md)\n- [Loudly Music API vs MusicGPT API](https://www.anchorterminal.com/compare/loudly-vs-musicgpt.md)\n- [Mubert API vs MusicGen on Replicate](https://www.anchorterminal.com/compare/mubert-vs-replicate-musicgen.md)\n- [Mubert API vs SOUNDRAW API](https://www.anchorterminal.com/compare/mubert-vs-soundraw.md)\n- [Mubert API vs Soundverse API](https://www.anchorterminal.com/compare/mubert-vs-soundverse.md)\n- [Mubert API vs Stable Audio API](https://www.anchorterminal.com/compare/mubert-vs-stable-audio.md)\n- [MusicGPT API vs MusicGen on Replicate](https://www.anchorterminal.com/compare/musicgpt-vs-replicate-musicgen.md)\n- [MusicGPT API vs SOUNDRAW API](https://www.anchorterminal.com/compare/musicgpt-vs-soundraw.md)\n- [MusicGPT API vs Soundverse API](https://www.anchorterminal.com/compare/musicgpt-vs-soundverse.md)\n- [MusicGPT API vs Stable Audio API](https://www.anchorterminal.com/compare/musicgpt-vs-stable-audio.md)\n",
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    "description": "MusicGPT scores 45.9 (E) to Mubert's 41 (E) for music generation. Prices, MCP, x402, uptime and agent notes side by side.",
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