--- title: "Changes to Create a new auth link session" method: POST path: "/api/v3/connected_accounts/link" --- # Changes to Create a new auth link session `POST /api/v3/connected_accounts/link` > Every recorded change to this operation, newest first. ## Timeline Changed in 9 of 52 revisions. - **2026-10-08** `36ea9a0cd3fb`: 1 breaking, 1 info - **2026-09-11** `65ecd1ba60f8`: 1 breaking, 1 info - **2026-08-26** `1418e4c88ab2`: 1 info - **2026-08-07** `df7478fc8f3b`: 1 info - **2026-08-04** `efb8b387c22c`: 1 breaking, 1 info - **2026-07-12** `73b05c1e5119`: 1 breaking, 4 info - **2026-05-03** `afeba73724e5`: 1 info - **2026-03-20** `1a01eea79bb9`: 2 info - **2026-02-12** `881fa7b9eb11`: 6 info ## Changes - **2026-10-08** `36ea9a0cd3fb`: 1 breaking, 1 info - removed `subschema #9, subschema #10, subschema #72, subschema #73, subschema #78, subschema #79` from the `connection_data` request property `anyOf` list - added `subschema #9, subschema #10, subschema #72, subschema #73, subschema #78, subschema #79` to the `connection_data` request property `anyOf` list - **2026-09-11** `65ecd1ba60f8`: 1 breaking, 1 info - removed `subschema #1, subschema #2, subschema #3, subschema #4, subschema #5, subschema #6, subschema #7, subschema #8, subschema #9, subschema #10, subschema #11, subschema #12, subschema #13, subschema #14, subschema #15, subschema #16, subschema #17, subschema #18, subschema #19, subschema #20, subschema #21, subschema #22, subschema #23, subschema #24, subschema #25, subschema #26, subschema #27, subschema #28, subschema #29, subschema #30, subschema #31, subschema #32, subschema #33, subschema #34, subschema #35, subschema #36, subschema #37, subschema #38, subschema #39, subschema #40, subschema #41, subschema #42, subschema #43, subschema #44, subschema #45, subschema #46, subschema #47, subschema #48, subschema #49, subschema #50, subschema #51, subschema #52, subschema #53, subschema #54, subschema #55, subschema #56, subschema #57, subschema #58, subschema #59, subschema #60, subschema #61, subschema #62, subschema #63, subschema #64, subschema #65, subschema #66, subschema #67, subschema #68, subschema #69, subschema #70, subschema #71, subschema #72, subschema #73, subschema #74, subschema #75, subschema #76, subschema #77, subschema #78, subschema #79, subschema #80, subschema #81, subschema #82, subschema #83, subschema #84, subschema #85, subschema #86, subschema #87` from the `connection_data` request property `anyOf` list - added `subschema #1, subschema #2, subschema #3, subschema #4, subschema #5, subschema #6, subschema #7, subschema #8, subschema #9, subschema #10, subschema #11, subschema #12, subschema #13, subschema #14, subschema #15, subschema #16, subschema #17, subschema #18, subschema #19, subschema #20, subschema #21, subschema #22, subschema #23, subschema #24, subschema #25, subschema #26, subschema #27, subschema #28, subschema #29, subschema #30, subschema #31, subschema #32, subschema #33, subschema #34, subschema #35, subschema #36, subschema #37, subschema #38, subschema #39, subschema #40, subschema #41, subschema #42, subschema #43, subschema #44, subschema #45, subschema #46, subschema #47, subschema #48, subschema #49, subschema #50, subschema #51, subschema #52, subschema #53, subschema #54, subschema #55, subschema #56, subschema #57, subschema #58, subschema #59, subschema #60, subschema #61, subschema #62, subschema #63, subschema #64, subschema #65, subschema #66, subschema #67, subschema #68, subschema #69, subschema #70, subschema #71, subschema #72, subschema #73, subschema #74, subschema #75, subschema #76, subschema #77, subschema #78, subschema #79, subschema #80, subschema #81, subschema #82, subschema #83, subschema #84, subschema #85, subschema #86, subschema #87` to the `connection_data` request property `anyOf` list - **2026-08-26** `1418e4c88ab2`: 1 info - added `subschema #76, subschema #77, subschema #78, subschema #79, subschema #80, subschema #81` to the `connection_data` request property `anyOf` list - **2026-08-07** `df7478fc8f3b`: 1 info - added the non-success response with the status `429` - **2026-08-04** `efb8b387c22c`: 1 breaking, 1 info - removed `subschema #53` from the `connection_data` request property `anyOf` list - added `subschema #18, subschema #58, subschema #67, subschema #69, subschema #76, subschema #77, subschema #81` to the `connection_data` request property `anyOf` list - **2026-07-12** `73b05c1e5119`: 1 breaking, 4 info - removed `subschema #9, subschema #10, subschema #71, subschema #72` from the `connection_data` request property `anyOf` list - the endpoint scheme security `CookieAuth` was removed from the API - added the new optional request property `experimental` - added `subschema #9, subschema #10, subschema #13, subschema #72, subschema #73` to the `connection_data` request property `anyOf` list - added the optional property `experimental` to the response with the `201` status - **2026-05-03** `afeba73724e5`: 1 info - added the new optional request property `alias` - **2026-03-20** `1a01eea79bb9`: 2 info - the endpoint scheme security `UserApiKeyAuth` was added to the API - added `subschema #69, subschema #70, subschema #71, subschema #72, subschema #73, subschema #74` to the `connection_data` request property `anyOf` list - **2026-02-12** `881fa7b9eb11`: 6 info - added the required property `error/slug` to the response with the `400` status - added the required property `error/slug` to the response with the `401` status - added the required property `error/slug` to the response with the `404` status - added the required property `error/slug` to the response with the `422` status - added the required property `error/slug` to the response with the `500` status - added the required property `error/slug` to the response with the `501` status --- [Operation](https://skmtc.dev/composiohq/apis/composio-platform-api/docs/api/v3/connected_accounts/link/post.md) - [API](https://skmtc.dev/composiohq/apis/composio-platform-api.md) - [Page](https://skmtc.dev/composiohq/apis/composio-platform-api/changes/api/v3/connected_accounts/link/post)