---
title: "Changes to Create a link session for a toolkit in a tool router session"
method: POST
path: "/api/v3.1/tool_router/session/{session_id}/link"
---

# Changes to Create a link session for a toolkit in a tool router session

`POST /api/v3.1/tool_router/session/{session_id}/link`

> Every recorded change to this endpoint, newest first.

## Timeline

Changed in 5 of 61 revisions.

- **2026-06-17** `589a7d115a5e` — 2 info
- **2026-05-12** `166dca8a495b` — 1 breaking, 2 warning, 2 info
- **2026-05-11** `23348819b35e` — 1 info
- **2026-05-08** `55e9c3b27c95` — 2 info
- **2026-05-05** `52c71f747c65` — 1 info

## Changes

- **2026-06-17** `589a7d115a5e` — 2 info
  - the endpoint scheme security `CookieAuth` was removed from the API
  - the endpoint scheme security `UserApiKeyAuth` was removed from the API
- **2026-05-12** `166dca8a495b` — 1 breaking, 2 warning, 2 info
  - removed the required property `account_type` from the response with the `201` status
  - removed the request property `account_type`
  - removed the request property `acl_config_for_shared`
  - added the new optional request property `experimental`
  - added the optional property `experimental` to the response with the `201` status
- **2026-05-11** `23348819b35e` — 1 info
  - added the new optional request property `acl_config_for_shared`
- **2026-05-08** `55e9c3b27c95` — 2 info
  - added the new optional request property `account_type`
  - added the required property `account_type` to the response with the `201` status
- **2026-05-05** `52c71f747c65` — 1 info
  - endpoint added

---

[Operation](https://skmtc.dev/composiohq/apis/composio-platform-api-v3-1/docs/api/v3.1/tool_router/session/:session_id/link/post.md) · [API](https://skmtc.dev/composiohq/apis/composio-platform-api-v3-1.md) · [Page](https://skmtc.dev/composiohq/apis/composio-platform-api-v3-1/changes/api/v3.1/tool_router/session/:session_id/link/post)