signal_search_messages

macOS

Purpose

Full-text search across locally-cached Signal messages. Only messages Signal Desktop has stored on disk are searched — no network access required. Optionally restrict search to a specific chat_id.

Required inputs

• query — Search text (case-insensitive substring match)

Permissions and confirmation

No explicit confirmation parameter is exposed in this snapshot. This does not grant permission to act: obtain user authorization before any real action.

• Use only the apps, accounts and resources authorized by the user on this platform. Consult this tool's platform-specific description for its connection and permission requirements; this catalog does not assert additional OAuth scopes or OS entitlements.

{
  "properties": {
    "chat_id": {
      "description": "Optional chat ID to restrict search",
      "type": "string"
    },
    "limit": {
      "description": "Max results to return (default 50)",
      "type": "integer"
    },
    "query": {
      "description": "Search text (case-insensitive substring match)",
      "type": "string"
    }
  },
  "required": [
    "query"
  ],
  "type": "object"
}

Documentation example

Do not execute this example. These concrete inputs refer to a fictional demonstration dataset. Resolve real handles and obtain user authorization before any real call.

{
  "query": "launch checklist"
}