---
title: "Changes to Modify Group Message"
method: PATCH
path: "/v1/groups/{group_id}/messages/{message_id}"
---

# Changes to Modify Group Message

`PATCH /v1/groups/{group_id}/messages/{message_id}`

> Every recorded change to this operation, newest first.

## Timeline

Changed in 3 of 36 revisions.

- **2025-10-08** `b82cbf314740`: 2 info
- **2025-10-08** `1bed3816dfe2`: 6 info
- **2025-10-03** `f0554a0bf8b2`: 4 info

## Changes

- **2025-10-08** `b82cbf314740`: 2 info
  - added the optional property `oneOf[subschema #5: ToolCallMessage]/tool_calls` to the response with the `200` status
  - response property `oneOf[subschema #5: ToolCallMessage]/tool_call` deprecated
- **2025-10-08** `1bed3816dfe2`: 6 info
  - added the optional property `oneOf[subschema #6: ToolReturnMessage]/tool_returns` to the response with the `200` status
  - response property `oneOf[subschema #6: ToolReturnMessage]/status` deprecated
  - response property `oneOf[subschema #6: ToolReturnMessage]/stderr` deprecated
  - response property `oneOf[subschema #6: ToolReturnMessage]/stdout` deprecated
  - response property `oneOf[subschema #6: ToolReturnMessage]/tool_call_id` deprecated
  - response property `oneOf[subschema #6: ToolReturnMessage]/tool_return` deprecated
- **2025-10-03** `f0554a0bf8b2`: 4 info
  - added the new optional request property `anyOf[subschema #2: UpdateUserMessage]/content/anyOf[subschema #1]/items/oneOf[subschema #1: TextContent]/signature`
  - added the new optional request property `anyOf[subschema #4: UpdateAssistantMessage]/content/anyOf[subschema #1]/items/oneOf[subschema #1: TextContent]/signature`
  - added the optional property `oneOf[subschema #2: UserMessage]/content/anyOf[subschema #1]/items/oneOf[subschema #1: TextContent]/signature` to the response with the `200` status
  - added the optional property `oneOf[subschema #7: AssistantMessage]/content/anyOf[subschema #1]/items/oneOf[subschema #1: TextContent]/signature` to the response with the `200` status

---

[Operation](https://skmtc.dev/yu-code666/apis/letta-api/docs/v1/groups/:group_id/messages/:message_id/patch.md) - [API](https://skmtc.dev/yu-code666/apis/letta-api.md) - [Page](https://skmtc.dev/yu-code666/apis/letta-api/changes/v1/groups/:group_id/messages/:message_id/patch)