{"slug":"1inch-public-swap-api","name":"1inch public Swap API","host":"api.1inch.io","site":"https://1inch.io","category":"crypto","docsUrl":null,"sources":[{"kind":"archive","url":"https://1inch.com/blog/post/public-swap-api-to-be-discontinued-access-1inch-apis-via-the-1inch-developer-portal"}],"url":"https://www.okapi.bot/providers/1inch-public-swap-api/","json":"https://www.okapi.bot/api/v1/providers/1inch-public-swap-api.json","breakingChanges":[{"slug":"v4-0-stops-working","api":"1inch-public-swap-api","title":"/v4.0/* stops working","kind":"version_retirement","outcome":"fails","model":null,"announcedAt":null,"effectiveAt":"2023-08-11","scope":null,"calls":["/v4.0/*"],"method":null,"path":"/v4.0/*","source":{"url":"https://1inch.com/blog/post/public-swap-api-to-be-discontinued-access-1inch-apis-via-the-1inch-developer-portal","kind":"archive"},"quote":"As the public Swap API is set to be shut down on August 11, 2023, at 11:30 AM (CET), it is essential that all current users subscribe to the 1inch Developer Portal to ensure seamless access to this tool.","migration":"Call the Swap API on https://api.1inch.com (e.g. GET /swap/v6.1/{chain}/swap) with a bearer API key from 1inch Business.","migrationChange":null,"needsDecision":"The Swap API now needs an API key from 1inch Business, under its plans.","text":{"summary":"On August 11, 2023, the 1inch public Swap API shut down version 4.0 endpoints. Requests targeting /v4.0/* now fail. The provider retired the public service at that time, requiring developers to adjust where and how they send requests.","migration":"Call the Swap API on api.1inch.com, such as GET /swap/v6.1/{chain}/swap, using a bearer API key from 1inch Business. Moving to the newer endpoints requires choosing a plan from 1inch Business to obtain an API key.","by":"writer"},"publishedAt":"2026-10-23T10:33:27.458Z","updatedAt":"2026-10-25T09:33:28.119Z","status":"in_effect","tone":"broken","url":"https://www.okapi.bot/providers/1inch-public-swap-api/breaking-changes/v4-0-stops-working/"},{"slug":"v5-0-stops-working","api":"1inch-public-swap-api","title":"/v5.0/* stops working","kind":"version_retirement","outcome":"fails","model":null,"announcedAt":null,"effectiveAt":"2023-08-11","scope":null,"calls":["/v5.0/*"],"method":null,"path":"/v5.0/*","source":{"url":"https://1inch.com/blog/post/public-swap-api-to-be-discontinued-access-1inch-apis-via-the-1inch-developer-portal","kind":"archive"},"quote":"As the public Swap API is set to be shut down on August 11, 2023, at 11:30 AM (CET), it is essential that all current users subscribe to the 1inch Developer Portal to ensure seamless access to this tool.","migration":"Call the Swap API on https://api.1inch.com (e.g. GET /swap/v6.1/{chain}/swap) with a bearer API key from 1inch Business.","migrationChange":null,"needsDecision":"The Swap API now needs an API key from 1inch Business, under its plans.","text":{"summary":"On August 11, 2023, the 1inch public Swap API shut down its /v5.0/* endpoints. Calls sent to /v5.0/* after this date fail. The change retired the public service and requires requests to use the developer portal infrastructure instead.","migration":"Direct calls to the Swap API on api.1inch.com, such as GET /swap/v6.1/{chain}/swap. Moving requires obtaining a bearer API key from 1inch Business under its plans rather than merely switching endpoints.","by":"writer"},"publishedAt":"2026-10-23T10:33:27.458Z","updatedAt":"2026-10-25T09:33:24.033Z","status":"in_effect","tone":"broken","url":"https://www.okapi.bot/providers/1inch-public-swap-api/breaking-changes/v5-0-stops-working/"}]}