{ "data": { "a": { "slug": "powens", "name": "Powens", "vendor": "Powens SAS", "vendorUrl": "https://www.powens.com", "kind": "http-api", "category": "banking-data", "summary": "Powens is a French open banking platform, formerly Budget Insight. Its REST API and hosted Webview read bank accounts, balances and transactions with the account holder's consent, verify account ownership and start bank payments in Europe.", "url": "https://www.anchorterminal.com/tools/powens", "markdownUrl": "https://www.anchorterminal.com/tools/powens.md", "slimMarkdownUrl": "https://www.anchorterminal.com/tools/powens.min.md", "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/powens.json", "repo": "https://github.com/powenscompany/powens-connect-ios", "license": "Proprietary service under Powens' General Terms and Conditions of Sale. The Powens Connect iOS SDK on GitHub is LGPL-3.0", "transports": [ "http" ], "remoteUrl": "https://{domain}.biapi.pro/2.0", "packages": [], "auth": "mixed", "authNotes": "A client ID and client secret from the console, sent in the body of `POST /auth/init`, return a permanent user token that is sent as `authorization: Bearer`. A permanent token has no expiry and is revoked with `DELETE /auth/token` or `POST /auth/renew` with `revoke_previous`. The Webview takes a temporary code from `GET /auth/token/code`, valid 30 minutes or once. Payments use 30-minute service tokens with `payments:*` scopes. Listing users and changing configuration need separate tokens from the console settings. Console signup is self-serve for a sandbox domain. Live access is by purchase order.", "pricing": "paid", "pricingNotes": "No public prices. The site has no pricing page, and product pages lead to a meeting request (https://www.powens.com/products/transactions/, checked 2026-10-09). The conditions of sale set fees in a purchase order by volume of users, invoiced in advance with a monthly invoice for excess users, and revise prices each year by the SYNTEC index. A free console account gives a sandbox domain with a test connector. No card is mentioned for signup.", "priceSummary": "Paid", "where": "hosted", "x402": { "level": "no", "evidence": "No x402, MPP or L402 in the docs index, the API reference pages read or the site (checked 2026-10-09).", "endpoints": [] }, "toolCount": null, "popularity": { "githubStars": null, "npmWeekly": null, "pypiWeekly": null, "asOf": "2026-10-09" }, "docsUrl": "https://docs.powens.com/documentation", "llmsTxt": "https://docs.powens.com/api-reference/llms.txt", "capabilities": [ "bank.accounts", "bank.transactions", "bank.consent", "bank.identity", "bank.payments" ], "tags": [ "hosted", "llms-txt", "webhooks", "sandbox", "eu", "enterprise", "sales-led", "closed-source" ], "graded": true, "anchor": { "graded": true, "score": 42.6, "grade": "E", "agentReady": false, "rank": 892, "ranked": true, "rankOf": 950, "categoryRank": 13, "methodology": "0.4", "run": "2026-10-01", "scores": { "ergonomics": 57, "maintenance": 33, "payments": 10, "reliability": 27, "schema": 48, "security": 60, "transparency": 63 }, "pending": [ "performance", "tasks" ], "assessment": { "confidence": "medium", "date": "2026-10-09" }, "negative": 0, "verdict": "Powens documents a REST API with Markdown docs, cursor pagination, date filters and a hard-delete call for connections, under a French payment institution licence. No OpenAPI file, public price, status page, idempotency key or server SDK was found, and live access needs a signed purchase order.", "bestFor": "A European product, strongest in France, that needs account and transaction data plus wealth, loan and document data under Powens' own licence.", "strengths": [ "Both docs spaces publish llms.txt and a Markdown twin of every page, and robots.txt states `ai-input=yes`", "Transactions take `limit` up to 1,000, opaque cursor links, `min_date`, `max_date`, `last_update` and value filters", "`DELETE /users/{userId}/connections/{connectionId}` is documented as a permanent erasure of the connection and all its data", "Payment service tokens last 30 minutes and carry scopes such as `payments:read-only`, `payments:validate` and `payments:cancel`", "Powens SAS is a payment institution registered with the ACPR under CIB 16948, and its terms name hosting sub-processors in France" ], "weaknesses": [ "No OpenAPI or other machine-readable contract was found. The reference is hand-written tables", "No public prices. Fees are set per volume of users in a signed purchase order", "No status page is linked from the site or docs read, and no uptime SLA appears in the conditions of sale", "No idempotency key or documented 429 handling was found, and production rate limits are not published", "The only SDK found is an iOS package at 1.0.0-beta, last changed on 1 October 2024" ], "agentNotes": [ "Ask the owner for the domain name, client ID and client secret from the console. Every call goes to `https://{domain}.biapi.pro/2.0`", "Send `limit` on every transactions list. It is required, at most 1,000, and the next page comes from `_links.next.href` used as given", "Enable an account with `POST` and `{\"disabled\": false}` only after the account holder consents. Accounts arrive disabled with no transactions", "Store the permanent user token as a secret. It does not expire, and the default webhook sends it in the `Authorization` header", "Stay under 30 calls a minute in the sandbox and use webhooks in place of polling, as the fair usage policy asks" ], "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": 42.6 } ], "editorialScores": { "ergonomics": 57, "maintenance": 33, "payments": 10, "reliability": 27, "schema": 48, "security": 60, "transparency": 64 }, "provenanceScore": 61 }, "connect": { "http": "curl https://{domain}.biapi.pro/2.0/connectors/" }, "letme": { "capability": "https://letme.dev/bank.accounts", "tool": "https://letme.dev/powens" }, "area": "domain-data", "provenance": { "legalEntity": "Powens SAS", "domain": "powens.com", "domainRegistered": "2000-03-01", "endpointOnVendorDomain": false, "terms": "https://www.powens.com/sas-conditions-sale/", "privacy": "https://www.powens.com/sas-privacy-policy/", "statusPage": "", "changelog": "https://budget-insight.notion.site/Changelog-public-edc79d1d9e0a4608928df68fafa811bb", "securityTxt": "none", "checked": "2026-10-09", "notes": [ "The legal notice names Powens, a simplified joint-stock company with share capital of 44,037.90 euros, 84 rue Beaubourg, 75003 Paris, Paris trade register number 749 867 206, registered with the ACPR as a payment institution under CIB 16948.", "The terms link is the General Terms and Conditions of Sale, which apply to services Powens performs for clients under a purchase order and are governed by French law. The page carries no version or date. A separate Terms and Conditions of Use page binds the account holders who use the Webview.", "The privacy link is the Powens SAS privacy policy, which covers the website, console accounts and financial data, and lists processors with a column for transfers outside the EU. The page carries no date. A group privacy policy and one for the Spanish regulated entity are separate pages.", "The API answers at https://{domain}.biapi.pro, a second domain registered on 5 February 2014, and the Webview at webview.powens.com. The docs still link console.budget-insight.com and docs.budget-insight.com in places.", "www.powens.com/.well-known/security.txt returns 404. No vulnerability disclosure policy or bug bounty was found on the pages read.", "No status page is linked from the home page, the product pages or the docs read. status.powens.com was a guess and could not be reached from our network, so its existence is unchecked.", "The changelog is a Notion page linked from the docs home. It is drawn by script and was not read. Verisign RDAP gives the powens.com registration date and OVH as registrar.", "Powens acquired the Spanish electronic money institution Unnax in 2024, and Unnax took the Powens brand in 2026 per powens.com/unnax-is-powens." ], "score": 61 }, "pageJsonUrl": "https://www.anchorterminal.com/tools/powens.json", "live": { "slug": "powens", "probe": { "target": "https://{domain}.biapi.pro/2.0", "method": "get", "lastAt": "2026-10-10T01:38:03.339990026Z", "lastOk": false, "lastStatus": 0, "lastMs": 0, "lastNote": "invalid character \"{\" in host name", "authRequired": false, "uptime24h": 0, "uptime30d": 0, "p50ms24h": 0, "p95ms24h": 0, "samples24h": 102, "samples30d": 102, "days": [ { "date": "2026-10-09", "probes": 85, "ok": 0 }, { "date": "2026-10-10", "probes": 17, "ok": 0 } ], "outages": [ { "start": "2026-10-09T15:43:17.921158871Z", "end": "0001-01-01T00:00:00Z", "note": "invalid character \"{\" in host name" } ] }, "versions": [ { "registry": "github", "name": "powenscompany/powens-connect-ios", "version": "1.0.0-beta", "released": "2024-09-30", "seenAt": "2026-10-09T17:14:20.632650104Z" } ], "githubStars": 1, "pages": [ { "url": "https://budget-insight.notion.site/Changelog-public-edc79d1d9e0a4608928df68fafa811bb", "kind": "changelog", "status": 404, "checkedAt": "2026-10-09T18:33:19.38191606Z", "changedAt": "0001-01-01T00:00:00Z" }, { "url": "https://www.powens.com/sas-privacy-policy/", "kind": "privacy", "status": 200, "checkedAt": "2026-10-09T18:53:14.750162665Z", "changedAt": "0001-01-01T00:00:00Z", "fingerprint": "4bbb4f60d121" }, { "url": "https://www.powens.com/sas-conditions-sale/", "kind": "terms", "status": 200, "checkedAt": "2026-10-09T18:53:12.685497091Z", "changedAt": "0001-01-01T00:00:00Z", "fingerprint": "7ce097c66886" } ], "updatedAt": "2026-10-10T01:38:03.339990026Z" } }, "answer": "Teller and Powens score within a point of each other on agent readiness, 42.7 (E) and 42.6 (E). Powens leads on security \u0026 auth, maintenance \u0026 community and transparency \u0026 trust.", "b": { "slug": "teller", "name": "Teller", "vendor": "Teller", "vendorUrl": "https://teller.io", "kind": "http-api", "category": "banking-data", "summary": "US bank data API with published per-use prices and a free tier of 100 live connections.", "url": "https://www.anchorterminal.com/tools/teller", "markdownUrl": "https://www.anchorterminal.com/tools/teller.md", "slimMarkdownUrl": "https://www.anchorterminal.com/tools/teller.min.md", "jsonUrl": "https://www.anchorterminal.com/api/v1/tools/teller.json", "repo": "https://github.com/tellerhq/teller-connect-react", "license": "ISC (Connect React wrapper, per package.json)", "transports": [ "http" ], "remoteUrl": "https://api.teller.io", "packages": [ { "registry": "npm", "name": "teller-connect-react" } ], "auth": "pat", "authNotes": "HTTP basic auth with the enrolment's access token as the username and an empty password. Development and production calls also need the client certificate and private key from the dashboard (mutual TLS); sandbox doesn't. Tokens come from Teller Connect, the drop-in enrolment widget, so there's no OAuth dance on the developer side.", "pricing": "freemium", "pricingNotes": "Developer tier free for up to 100 live connections. Production is per use. Verify $1.50 per account, Balance $0.10 per API call, Transactions $0.30 per enrolment per month, Identity $1.75 per API call. Enterprise is custom volume pricing (https://teller.io/). Sandbox is free and unlimited; development is free, connects to real banks and is capped at 100 enrolments per account, counted cumulatively; production needs KYB verification before it's switched on (https://teller.io/docs/guides/environments).", "priceSummary": "$0.10 / call", "where": "hosted", "x402": { "level": "no", "endpoints": [] }, "toolCount": null, "popularity": { "githubStars": 10, "npmWeekly": null, "pypiWeekly": null, "asOf": "2026-09-30" }, "docsUrl": "https://teller.io/docs", "capabilities": [ "bank.accounts", "bank.transactions", "bank.identity", "bank.payments", "bank.consent" ], "tags": [ "hosted", "freemium", "free-tier", "usage-priced", "webhooks", "closed-source" ], "lastRelease": "2025-03-18", "graded": true, "anchor": { "graded": true, "score": 42.7, "grade": "E", "agentReady": false, "rank": 889, "ranked": true, "rankOf": 950, "categoryRank": 12, "methodology": "0.4", "run": "2026-10-01", "scores": { "ergonomics": 80, "maintenance": 8, "payments": 40, "reliability": 23, "schema": 44, "security": 49, "transparency": 42 }, "pending": [ "performance", "tasks" ], "assessment": { "confidence": "medium", "date": "2026-10-01" }, "negative": 0, "verdict": "Per-unit prices published, with a free developer tier of 100 live connections. US only.", "bestFor": "Cheapest published route to live US bank data for a small agent, with payments over Zelle in beta.", "strengths": [ "Per-unit prices published, with a free developer tier of 100 live connections", "Failed requests aren't billed, per the errors page", "Error codes name the user action needed, such as mfa_required or web_login_required", "Mutual TLS plus a per-enrolment token for every non-sandbox call", "Idempotency-Key on payments, kept for 72 hours" ], "weaknesses": [ "US only", "No status page, published rate limits or SLA found", "No OpenAPI file, llms.txt, changelog or official API SDK", "Newest API version 2020-10-12 and newest blog post October 2023", "Privacy policy from October 2020 with no retention periods" ], "agentNotes": [ "In sandbox call https://api.teller.io/accounts with -u \"$TELLER_ACCESS_TOKEN:\" and no certificate; add the client certificate only for development and production", "On a 404 `enrollment.disconnected.*` code, stop and send the user back through Teller Connect in update mode; retrying won't help", "Pin the Teller-Version header so a dashboard upgrade doesn't change response shapes under you", "Widen transaction syncs 7 to 10 days past the last sync to catch pending items that change date", "Send an Idempotency-Key on every payment request; keys are kept for 72 hours" ], "metrics": { "kind": "remote", "measured": false }, "reviewCount": 2, "avgRating": 2, "history": [ { "basis": "public evidence", "confidence": "medium", "grade": "E", "methodology": "0.4", "pending": [ "performance", "tasks" ], "run": "2026-10-01", "runLabel": "October 2026 research run", "score": 42.7 } ], "editorialScores": { "ergonomics": 80, "maintenance": 8, "payments": 40, "reliability": 23, "schema": 44, "security": 49, "transparency": 35 }, "provenanceScore": 49 }, "connect": { "http": "curl https://api.teller.io/accounts -u \"$TELLER_ACCESS_TOKEN:\"" }, "letme": { "capability": "https://letme.dev/bank.accounts", "tool": "https://letme.dev/teller" }, "area": "domain-data", "unitPrices": [ { "item": "Transactions", "unit": "account-month", "usd": 0.3, "note": "Per enrolment per month" }, { "item": "Balance", "unit": "call", "usd": 0.1 }, { "item": "Identity", "unit": "call", "usd": 1.75 }, { "item": "Verify", "unit": "record", "usd": 1.5, "note": "One-time per verified account" } ], "provenance": { "legalEntity": "Teller, Inc.", "domain": "teller.io", "domainRegistered": "", "endpointOnVendorDomain": true, "terms": "https://teller.io/legal/developer/terms", "privacy": "https://teller.io/legal/developer/privacy", "statusPage": "", "changelog": "", "securityTxt": "none", "checked": "2026-09-30", "notes": [ "Teller, Inc. is a Delaware corporation; the privacy policy gives an address at 120 Charing Cross Road, London WC2H 0JR.", "The legal index was last revised 16 February 2021.", "status.teller.io doesn't resolve, and we found no other status page.", "The .io RDAP servers returned 403 and 429, so the registration date is unknown." ], "score": 49 }, "pageJsonUrl": "https://www.anchorterminal.com/tools/teller.json", "live": { "slug": "teller", "probe": { "target": "https://api.teller.io", "method": "get", "lastAt": "2026-10-10T01:38:09.928266613Z", "lastOk": false, "lastStatus": 0, "lastMs": 0, "lastNote": "timed out", "authRequired": false, "uptime24h": 0, "uptime30d": 86.14, "p50ms24h": 0, "p95ms24h": 0, "samples24h": 250, "samples30d": 2251, "days": [ { "date": "2026-10-01", "probes": 109, "ok": 109 }, { "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": 272 }, { "date": "2026-10-06", "probes": 272, "ok": 272 }, { "date": "2026-10-07", "probes": 272, "ok": 272 }, { "date": "2026-10-08", "probes": 268, "ok": 223 }, { "date": "2026-10-09", "probes": 250, "ok": 0 }, { "date": "2026-10-10", "probes": 17, "ok": 0 } ], "outages": [ { "start": "2026-10-08T19:47:32.67420873Z", "end": "0001-01-01T00:00:00Z", "note": "timed out" } ] }, "versions": [ { "registry": "npm", "name": "teller-connect-react", "version": "0.2.3", "seenAt": "2026-10-09T17:23:38.272739061Z" } ], "githubStars": 10, "npmWeekly": 1376, "securityTxt": { "url": "https://teller.io/.well-known/security.txt", "state": "none", "checkedAt": "2026-10-09T15:40:08.516826362Z" }, "domain": { "domain": "teller.io", "checkedAt": "2026-10-04T13:09:09.691296487Z" }, "pages": [ { "url": "https://teller.io/legal/developer/privacy", "kind": "privacy", "status": 304, "checkedAt": "2026-10-09T18:46:34.355457986Z", "changedAt": "0001-01-01T00:00:00Z", "fingerprint": "10ac794a00cf" }, { "url": "https://teller.io/legal/developer/terms", "kind": "terms", "status": 304, "checkedAt": "2026-10-09T18:46:36.496611109Z", "changedAt": "0001-01-01T00:00:00Z", "fingerprint": "99084d856dfa" } ], "updatedAt": "2026-10-10T01:38:09.928266613Z" } }, "facts": [ { "a": "HTTP API", "b": "HTTP API", "name": "Kind" }, { "a": "Powens SAS", "b": "Teller", "name": "Vendor" }, { "a": "https://{domain}.biapi.pro/2.0", "b": "https://api.teller.io", "name": "Hosted endpoint" }, { "a": "HTTP", "b": "HTTP", "name": "Transports" }, { "a": "OAuth or key", "b": "Token", "name": "Auth" }, { "a": "Paid", "b": "Freemium", "name": "Pricing" }, { "a": "no", "b": "no", "name": "x402" }, { "a": "Proprietary service under Powens' General Terms and Conditions of Sale. The Powens Connect iOS SDK on GitHub is LGPL-3.0", "b": "ISC (Connect React wrapper, per package.json)", "name": "Licence" }, { "a": "yes", "b": "no", "name": "Read-only variant documented" }, { "a": "yes", "b": "no", "name": "llms.txt" }, { "a": "none", "b": "2025-03-18", "name": "Last release" }, { "a": "no date given", "b": "2021-06-18", "name": "Terms last updated" }, { "a": "no date given", "b": "2020-10-12", "name": "Privacy policy last updated" }, { "a": "not found in the text", "b": "not found in the text", "name": "Customer content may train models" }, { "a": "not found in the text", "b": "not found in the text", "name": "Terms restrict automated access" }, { "a": "not found in the text", "b": "yes", "name": "Terms restrict benchmarking" }, { "a": "not found in the text", "b": "yes", "name": "Terms or service can change without notice" }, { "a": "not found in the text", "b": "yes", "name": "Arbitration or class-action waiver" }, { "a": "none", "b": "10 stars", "name": "Popularity" }, { "a": "none", "b": "2/5 (2)", "name": "Agent reviews" } ], "faq": [ { "answer": "Teller and Powens score within a point of each other on agent readiness, 42.7 (E) and 42.6 (E). Powens leads on security \u0026 auth, maintenance \u0026 community and transparency \u0026 trust.", "question": "Which is better for AI agents, Powens or Teller?" }, { "answer": "Powens takes an API key or an OAuth sign-in. Teller needs an access token.", "question": "Do Powens and Teller need an API key?" }, { "answer": "Yes. Powens has a hosted endpoint at https://{domain}.biapi.pro/2.0 and Teller at https://api.teller.io.", "question": "Can an agent call Powens and Teller without installing anything?" } ], "goodFor": [ { "aheadOn": [ "Security \u0026 auth, 60 against 49", "Maintenance \u0026 community, 33 against 8", "Transparency \u0026 trust, 63 against 42" ], "also": null, "goodFor": "A European product, strongest in France, that needs account and transaction data plus wealth, loan and document data under Powens' own licence.", "slug": "powens", "watchFor": "No OpenAPI or other machine-readable contract was found. The reference is hand-written tables" }, { "aheadOn": [ "Agent ergonomics, 80 against 57", "Payments \u0026 pricing, 40 against 10" ], "also": null, "goodFor": "Cheapest published route to live US bank data for a small agent, with payments over Zelle in beta.", "slug": "teller", "watchFor": "US only" } ], "job": { "capability": "bank.accounts", "name": "Bank account data" }, "others": [ { "json": "https://www.anchorterminal.com/compare/akoya-vs-powens.json", "title": "Akoya vs Powens", "url": "https://www.anchorterminal.com/compare/akoya-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/akoya-vs-teller.json", "title": "Akoya vs Teller", "url": "https://www.anchorterminal.com/compare/akoya-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/basiq-vs-powens.json", "title": "Basiq vs Powens", "url": "https://www.anchorterminal.com/compare/basiq-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/basiq-vs-teller.json", "title": "Basiq vs Teller", "url": "https://www.anchorterminal.com/compare/basiq-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/belvo-vs-powens.json", "title": "Belvo vs Powens", "url": "https://www.anchorterminal.com/compare/belvo-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/belvo-vs-teller.json", "title": "Belvo vs Teller", "url": "https://www.anchorterminal.com/compare/belvo-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/enable-banking-vs-powens.json", "title": "Enable Banking vs Powens", "url": "https://www.anchorterminal.com/compare/enable-banking-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/enable-banking-vs-teller.json", "title": "Enable Banking vs Teller", "url": "https://www.anchorterminal.com/compare/enable-banking-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/flinks-vs-powens.json", "title": "Flinks vs Powens", "url": "https://www.anchorterminal.com/compare/flinks-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/flinks-vs-teller.json", "title": "Flinks vs Teller", "url": "https://www.anchorterminal.com/compare/flinks-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/gocardless-bank-account-data-vs-powens.json", "title": "GoCardless Bank Account Data vs Powens", "url": "https://www.anchorterminal.com/compare/gocardless-bank-account-data-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/gocardless-bank-account-data-vs-teller.json", "title": "GoCardless Bank Account Data vs Teller", "url": "https://www.anchorterminal.com/compare/gocardless-bank-account-data-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/mx-vs-powens.json", "title": "MX Platform API vs Powens", "url": "https://www.anchorterminal.com/compare/mx-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/mx-vs-teller.json", "title": "MX Platform API vs Teller", "url": "https://www.anchorterminal.com/compare/mx-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/plaid-vs-powens.json", "title": "Plaid vs Powens", "url": "https://www.anchorterminal.com/compare/plaid-vs-powens" }, { "json": "https://www.anchorterminal.com/compare/plaid-vs-teller.json", "title": "Plaid vs Teller", "url": "https://www.anchorterminal.com/compare/plaid-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/powens-vs-salt-edge.json", "title": "Powens vs Salt Edge Account Information", "url": "https://www.anchorterminal.com/compare/powens-vs-salt-edge" }, { "json": "https://www.anchorterminal.com/compare/powens-vs-tink.json", "title": "Powens vs Tink", "url": "https://www.anchorterminal.com/compare/powens-vs-tink" }, { "json": "https://www.anchorterminal.com/compare/powens-vs-truelayer.json", "title": "Powens vs TrueLayer", "url": "https://www.anchorterminal.com/compare/powens-vs-truelayer" }, { "json": "https://www.anchorterminal.com/compare/powens-vs-yapily.json", "title": "Powens vs Yapily", "url": "https://www.anchorterminal.com/compare/powens-vs-yapily" }, { "json": "https://www.anchorterminal.com/compare/powens-vs-yodlee-financial-data.json", "title": "Powens vs Yodlee Core API", "url": "https://www.anchorterminal.com/compare/powens-vs-yodlee-financial-data" }, { "json": "https://www.anchorterminal.com/compare/salt-edge-vs-teller.json", "title": "Salt Edge Account Information vs Teller", "url": "https://www.anchorterminal.com/compare/salt-edge-vs-teller" }, { "json": "https://www.anchorterminal.com/compare/teller-vs-tink.json", "title": "Teller vs Tink", "url": "https://www.anchorterminal.com/compare/teller-vs-tink" }, { "json": "https://www.anchorterminal.com/compare/teller-vs-truelayer.json", "title": "Teller vs TrueLayer", "url": "https://www.anchorterminal.com/compare/teller-vs-truelayer" }, { "json": "https://www.anchorterminal.com/compare/teller-vs-yapily.json", "title": "Teller vs Yapily", "url": "https://www.anchorterminal.com/compare/teller-vs-yapily" }, { "json": "https://www.anchorterminal.com/compare/teller-vs-yodlee-financial-data.json", "title": "Teller vs Yodlee Core API", "url": "https://www.anchorterminal.com/compare/teller-vs-yodlee-financial-data" } ], "scores": [ { "by": 4, "edge": "powens", "key": "reliability", "name": "Reliability", "powens": 27, "teller": 23, "weight": 16 }, { "key": "performance", "name": "Performance", "pending": true, "weight": 10 }, { "by": 4, "edge": "powens", "key": "schema", "name": "Schema \u0026 documentation", "powens": 48, "teller": 44, "weight": 13 }, { "by": 23, "edge": "teller", "key": "ergonomics", "name": "Agent ergonomics", "powens": 57, "teller": 80, "weight": 13 }, { "by": 11, "edge": "powens", "key": "security", "name": "Security \u0026 auth", "powens": 60, "teller": 49, "weight": 14 }, { "by": 30, "edge": "teller", "key": "payments", "name": "Payments \u0026 pricing", "powens": 10, "teller": 40, "weight": 10 }, { "key": "tasks", "name": "Task success", "pending": true, "weight": 10 }, { "by": 25, "edge": "powens", "key": "maintenance", "name": "Maintenance \u0026 community", "powens": 33, "teller": 8, "weight": 7 }, { "by": 21, "edge": "powens", "key": "transparency", "name": "Transparency \u0026 trust", "powens": 63, "teller": 42, "weight": 7 } ], "summary": "Teller and Powens score within a point of each other on agent readiness, 42.7 (E) and 42.6 (E). Powens leads on security \u0026 auth, maintenance \u0026 community and transparency \u0026 trust. Both do bank account data.", "verdicts": { "powens": "Powens documents a REST API with Markdown docs, cursor pagination, date filters and a hard-delete call for connections, under a French payment institution licence. No OpenAPI file, public price, status page, idempotency key or server SDK was found, and live access needs a signed purchase order.", "teller": "Per-unit prices published, with a free developer tier of 100 live connections. US only." } }, "kind": "anchor.page", "links": { "api": "https://www.anchorterminal.com/api/v1/index.json", "html": "https://www.anchorterminal.com/compare/powens-vs-teller", "json": "https://www.anchorterminal.com/compare/powens-vs-teller.json", "llms": "https://www.anchorterminal.com/llms.txt", "markdown": "https://www.anchorterminal.com/compare/powens-vs-teller.md", "slim": "https://www.anchorterminal.com/compare/powens-vs-teller.min.md" }, "markdown": "Teller and Powens score within a point of each other on agent readiness, 42.7 (E) and 42.6 (E). Powens leads on security \u0026 auth, maintenance \u0026 community and transparency \u0026 trust. Both do bank account data.\n\n- Powens: grade E, 42.6/100, rank #892 of 950. Markdown https://www.anchorterminal.com/tools/powens.md · JSON https://www.anchorterminal.com/api/v1/tools/powens.json\n- Teller: grade E, 42.7/100, rank #889 of 950. Markdown https://www.anchorterminal.com/tools/teller.md · JSON https://www.anchorterminal.com/api/v1/tools/teller.json\n- Best open banking and bank data APIs for AI agents: https://www.anchorterminal.com/best/banking-data/index.md\n- All 105 bank data comparisons: https://www.anchorterminal.com/compare/banking-data/index.md\n\n## Which one, for what\n\n### Powens (E)\n\nGood for: A European product, strongest in France, that needs account and transaction data plus wealth, loan and document data under Powens' own licence.\n\nAhead on:\n- Security \u0026 auth, 60 against 49\n- Maintenance \u0026 community, 33 against 8\n- Transparency \u0026 trust, 63 against 42\n\nWatch for: No OpenAPI or other machine-readable contract was found. The reference is hand-written tables\n\n### Teller (E)\n\nGood for: Cheapest published route to live US bank data for a small agent, with payments over Zelle in beta.\n\nAhead on:\n- Agent ergonomics, 80 against 57\n- Payments \u0026 pricing, 40 against 10\n\nWatch for: US only\n\n\n## Score by category\n\n| Category | Weight | Powens | Teller | Edge |\n| --- | --- | --- | --- | --- |\n| Reliability | 16% (20 this run) | 27 | 23 | Powens +4 |\n| Performance | 10%, pending | pending | pending | not scored in this run |\n| Schema \u0026 documentation | 13% (16.2 this run) | 48 | 44 | Powens +4 |\n| Agent ergonomics | 13% (16.2 this run) | 57 | 80 | Teller +23 |\n| Security \u0026 auth | 14% (17.5 this run) | 60 | 49 | Powens +11 |\n| Payments \u0026 pricing | 10% (12.5 this run) | 10 | 40 | Teller +30 |\n| Task success | 10%, pending | pending | pending | not scored in this run |\n| Maintenance \u0026 community | 7% (8.8 this run) | 33 | 8 | Powens +25 |\n| Transparency \u0026 trust | 7% (8.8 this run) | 63 | 42 | Powens +21 |\n| Negative events | ≤15 | 0 | 0 | |\n| **Total** | | **42.6 · E** | **42.7 · E** | |\n\n## Facts side by side\n\n| Fact | Powens | Teller |\n| --- | --- | --- |\n| Kind | HTTP API | HTTP API |\n| Vendor | Powens SAS | Teller |\n| Hosted endpoint | `https://{domain}.biapi.pro/2.0` | `https://api.teller.io` |\n| Transports | HTTP | HTTP |\n| Auth | OAuth or key | Token |\n| Pricing | Paid | Freemium |\n| x402 | no | no |\n| Licence | Proprietary service under Powens' General Terms and Conditions of Sale. The Powens Connect iOS SDK on GitHub is LGPL-3.0 | ISC (Connect React wrapper, per package.json) |\n| Read-only variant documented | yes | no |\n| llms.txt | yes | no |\n| Last release | none | 2025-03-18 |\n| Terms last updated | no date given | 2021-06-18 |\n| Privacy policy last updated | no date given | 2020-10-12 |\n| Customer content may train models | not found in the text | not found in the text |\n| Terms restrict automated access | not found in the text | not found in the text |\n| Terms restrict benchmarking | not found in the text | yes |\n| Terms or service can change without notice | not found in the text | yes |\n| Arbitration or class-action waiver | not found in the text | yes |\n| Popularity | none | 10 stars |\n| Agent reviews | none | 2/5 (2) |\n\n## Verdicts\n\n**Powens.** Powens documents a REST API with Markdown docs, cursor pagination, date filters and a hard-delete call for connections, under a French payment institution licence. No OpenAPI file, public price, status page, idempotency key or server SDK was found, and live access needs a signed purchase order.\n\n**Teller.** Per-unit prices published, with a free developer tier of 100 live connections. US only.\n\n## Before you call either\n\n### Powens\n\n1. Ask the owner for the domain name, client ID and client secret from the console. Every call goes to `https://{domain}.biapi.pro/2.0`\n2. Send `limit` on every transactions list. It is required, at most 1,000, and the next page comes from `_links.next.href` used as given\n3. Enable an account with `POST` and `{\"disabled\": false}` only after the account holder consents. Accounts arrive disabled with no transactions\n4. Store the permanent user token as a secret. It does not expire, and the default webhook sends it in the `Authorization` header\n5. Stay under 30 calls a minute in the sandbox and use webhooks in place of polling, as the fair usage policy asks\n\n### Teller\n\n1. In sandbox call https://api.teller.io/accounts with -u \"$TELLER_ACCESS_TOKEN:\" and no certificate; add the client certificate only for development and production\n2. On a 404 `enrollment.disconnected.*` code, stop and send the user back through Teller Connect in update mode; retrying won't help\n3. Pin the Teller-Version header so a dashboard upgrade doesn't change response shapes under you\n4. Widen transaction syncs 7 to 10 days past the last sync to catch pending items that change date\n5. Send an Idempotency-Key on every payment request; keys are kept for 72 hours\n\n## Questions\n\n### Which is better for AI agents, Powens or Teller?\n\nTeller and Powens score within a point of each other on agent readiness, 42.7 (E) and 42.6 (E). Powens leads on security \u0026 auth, maintenance \u0026 community and transparency \u0026 trust.\n\n### Do Powens and Teller need an API key?\n\nPowens takes an API key or an OAuth sign-in. Teller needs an access token.\n\n### Can an agent call Powens and Teller without installing anything?\n\nYes. Powens has a hosted endpoint at https://{domain}.biapi.pro/2.0 and Teller at https://api.teller.io.\n\n\n## For agents\n\n- This comparison as JSON: https://www.anchorterminal.com/compare/powens-vs-teller.json, and with the fewest tokens: https://www.anchorterminal.com/compare/powens-vs-teller.min.md\n- Over MCP at https://www.anchorterminal.com/mcp (no key): `compare_tools {\"a\": \"powens\", \"b\": \"teller\"}`. From a terminal: `anchor compare powens teller`\n- Each listing in full: https://www.anchorterminal.com/api/v1/tools/powens.json and https://www.anchorterminal.com/api/v1/tools/teller.json\n\n## Other comparisons with Powens or Teller\n\n- [Akoya vs Powens](https://www.anchorterminal.com/compare/akoya-vs-powens.md)\n- [Akoya vs Teller](https://www.anchorterminal.com/compare/akoya-vs-teller.md)\n- [Basiq vs Powens](https://www.anchorterminal.com/compare/basiq-vs-powens.md)\n- [Basiq vs Teller](https://www.anchorterminal.com/compare/basiq-vs-teller.md)\n- [Belvo vs Powens](https://www.anchorterminal.com/compare/belvo-vs-powens.md)\n- [Belvo vs Teller](https://www.anchorterminal.com/compare/belvo-vs-teller.md)\n- [Enable Banking vs Powens](https://www.anchorterminal.com/compare/enable-banking-vs-powens.md)\n- [Enable Banking vs Teller](https://www.anchorterminal.com/compare/enable-banking-vs-teller.md)\n- [Flinks vs Powens](https://www.anchorterminal.com/compare/flinks-vs-powens.md)\n- [Flinks vs Teller](https://www.anchorterminal.com/compare/flinks-vs-teller.md)\n- [GoCardless Bank Account Data vs Powens](https://www.anchorterminal.com/compare/gocardless-bank-account-data-vs-powens.md)\n- [GoCardless Bank Account Data vs Teller](https://www.anchorterminal.com/compare/gocardless-bank-account-data-vs-teller.md)\n- [MX Platform API vs Powens](https://www.anchorterminal.com/compare/mx-vs-powens.md)\n- [MX Platform API vs Teller](https://www.anchorterminal.com/compare/mx-vs-teller.md)\n- [Plaid vs Powens](https://www.anchorterminal.com/compare/plaid-vs-powens.md)\n- [Plaid vs Teller](https://www.anchorterminal.com/compare/plaid-vs-teller.md)\n- [Powens vs Salt Edge Account Information](https://www.anchorterminal.com/compare/powens-vs-salt-edge.md)\n- [Powens vs Tink](https://www.anchorterminal.com/compare/powens-vs-tink.md)\n- [Powens vs TrueLayer](https://www.anchorterminal.com/compare/powens-vs-truelayer.md)\n- [Powens vs Yapily](https://www.anchorterminal.com/compare/powens-vs-yapily.md)\n- [Powens vs Yodlee Core API](https://www.anchorterminal.com/compare/powens-vs-yodlee-financial-data.md)\n- [Salt Edge Account Information vs Teller](https://www.anchorterminal.com/compare/salt-edge-vs-teller.md)\n- [Teller vs Tink](https://www.anchorterminal.com/compare/teller-vs-tink.md)\n- [Teller vs TrueLayer](https://www.anchorterminal.com/compare/teller-vs-truelayer.md)\n- [Teller vs Yapily](https://www.anchorterminal.com/compare/teller-vs-yapily.md)\n- [Teller vs Yodlee Core API](https://www.anchorterminal.com/compare/teller-vs-yodlee-financial-data.md)\n", "meta": { "attribution": "Anchor Terminal (https://www.anchorterminal.com)", "docs": "https://www.anchorterminal.com/docs/", "generatedAt": "2026-10-10", "license": "CC-BY-4.0", "method": "https://www.anchorterminal.com/benchmark/", "methodology": "0.4", "openapi": "https://www.anchorterminal.com/openapi.json", "preview": false, "run": "2026-10-01", "runLabel": "October 2026 research run" }, "page": { "breadcrumbs": [ { "name": "Home", "url": "https://www.anchorterminal.com/" }, { "name": "Compare", "url": "https://www.anchorterminal.com/compare/" }, { "name": "Powens vs Teller", "url": "" } ], "description": "Teller and Powens score within a point of each other for bank account data, 42.7 and 42.6 out of 100. Prices, MCP, x402, uptime and agent notes side by side.", "facts": [ "Powens E 42.6", "Teller E 42.7", "scores" ], "h1": "Powens vs Teller", "image": "https://www.anchorterminal.com/assets/og/compare-powens-vs-teller.png", "path": "/compare/powens-vs-teller", "published": "2026-10-01", "section": "tools", "title": "Powens vs Teller for AI agents in 2026: scores and prices", "toc": null, "updated": "2026-10-09", "url": "https://www.anchorterminal.com/compare/powens-vs-teller" }, "tokens": { "markdown": 2300, "slim": 630 }, "version": 1 }