# Watched source details

> Names and avatars for X accounts and X lists a Signals agent watches.

`signals.source_details` · read

- **MCP tool:** `signals_source_details`. Catalog: reach it with `find_actions` and `run_read_action`, or turn on the full toolset.
- **REST:** `GET /v1/signals/source-details`
- **CLI:** `xholic signals source-details`
- **Scope:** `read`
- **Plan:** Pro plan or higher
- **Cost:** Free.
- **Rate limit bucket:** `read`

## Input

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `usernames` | string ≤ 600 chars | No | Comma-separated X usernames without @, up to 30. |
| `listIds` | string ≤ 2000 chars | No | Comma-separated numeric X list ids, up to 30. |
| `account` | string ≤ 64 chars | No | X account to act on, as @handle. Leave it out to use the connection's default account. |