---
title: "Delete Chat Message"
description: "Delete a specific chat message from conversation history."
---

> Documentation Index
> Fetch the complete documentation index at: https://docs.speakai.co/llms.txt
> Use this file to discover all available pages before exploring further.

# Delete Chat Message

Use the Speak AI MCP server tool `delete_chat_message` to delete a specific chat
message from conversation history.

## What does it do?

Delete a specific chat message from conversation history.

## Parameters

`delete_chat_message` takes 1 parameter, all of them required.

| Name | Type | Required | Description |
| --- | --- | --- | --- |
| `promptId` | string | Yes | ID of the message to delete |

## Behaviour

The Speak AI MCP server publishes these behaviour hints for `delete_chat_message`.

- Can change data in your workspace.
- Can delete or overwrite data. Use with care.
- Repeating an identical call is safe.
- Stays inside Speak AI. Does not reach other systems.

## Related

- [Ask AI Chat](/mcp/tools/magic-prompt/) lists the rest of the Ask AI Chat
  category.
- [Tool reference](/mcp/tools/) lists every Speak AI MCP server tool.
- [MCP server](/mcp/) covers setup, supported clients, and what agents can do once
  connected.

Source: https://docs.speakai.co/mcp/tools/magic-prompt/delete_chat_message/index.mdx