---
title: "Changes to Create new authentication configuration"
method: POST
path: "/api/v3/auth_configs"
---

# Changes to Create new authentication configuration

`POST /api/v3/auth_configs`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 9 of 52 revisions.

- **2026-10-16** `fc87d65c53bf`: 4 info
- **2026-09-09** `a66b5850bf7b`: 5 info
- **2026-08-26** `1418e4c88ab2`: 1 info
- **2026-08-18** `0d00d8bf42bf`: 1 info
- **2026-08-17** `42c590643dfb`: 1 warning, 1 info
- **2026-08-15** `f6e415e39569`: 1 info
- **2026-07-12** `73b05c1e5119`: 1 breaking, 2 info
- **2026-03-20** `1a01eea79bb9`: 1 info
- **2026-02-12** `881fa7b9eb11`: 1 breaking, 5 info

## Changes

- **2026-10-16** `fc87d65c53bf`: 4 info
  - added the new optional request property `auth_config/oneOf[#/components/schemas/ComposioManagedAuthConfigCreate]/shared_connection_fields`
  - added the new optional request property `auth_config/oneOf[#/components/schemas/CustomAuthConfigCreate]/shared_connection_fields`
  - request property `auth_config/oneOf[#/components/schemas/ComposioManagedAuthConfigCreate]/shared_credentials` deprecated
  - request property `auth_config/oneOf[#/components/schemas/CustomAuthConfigCreate]/shared_credentials` deprecated
- **2026-09-09** `a66b5850bf7b`: 5 info
  - request property `auth_config/oneOf[#/components/schemas/ComposioManagedAuthConfigCreate]/tool_access_config` deprecated
  - request property `auth_config/oneOf[#/components/schemas/ComposioManagedAuthConfigCreate]/tool_access_config/tools_for_connected_account_creation` deprecated
  - request property `auth_config/oneOf[#/components/schemas/CustomAuthConfigCreate]/tool_access_config` deprecated
  - request property `auth_config/oneOf[#/components/schemas/CustomAuthConfigCreate]/tool_access_config/tools_for_connected_account_creation` deprecated
  - response property `auth_config/restrict_to_following_tools` deprecated
- **2026-08-26** `1418e4c88ab2`: 1 info
  - added the new `CIMD_OAUTH` enum value to the request property `auth_config/oneOf[#/components/schemas/CustomAuthConfigCreate]/authScheme`
- **2026-08-18** `0d00d8bf42bf`: 1 info
  - added discriminator to `auth_config` request property
- **2026-08-17** `42c590643dfb`: 1 warning, 1 info
  - removed the request property `auth_config/oneOf[subschema #2]/experimental`
  - added the new optional request property `auth_config/oneOf[subschema #2]/sealed_credentials`
- **2026-08-15** `f6e415e39569`: 1 info
  - added the new optional request property `auth_config/oneOf[subschema #2]/experimental`
- **2026-07-12** `73b05c1e5119`: 1 breaking, 2 info
  - removed `subschema #1, subschema #2` from the `auth_config` request property `oneOf` list
  - the endpoint scheme security `CookieAuth` was removed from the API
  - added `subschema #1, subschema #2` to the `auth_config` request property `oneOf` list
- **2026-03-20** `1a01eea79bb9`: 1 info
  - the endpoint scheme security `UserApiKeyAuth` was added to the API
- **2026-02-12** `881fa7b9eb11`: 1 breaking, 5 info
  - removed `subschema #1, subschema #2` from the `auth_config` request property `oneOf` list
  - added `subschema #1, subschema #2` to the `auth_config` request property `oneOf` list
  - 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 `500` status

---

[Operation](https://skmtc.dev/composiohq/apis/composio-platform-api/docs/api/v3/auth_configs/post.md) - [API](https://skmtc.dev/composiohq/apis/composio-platform-api.md) - [Page](https://skmtc.dev/composiohq/apis/composio-platform-api/changes/api/v3/auth_configs/post)