# Move a saved post

> Put a saved post in a collection, or take it out with collectionId null.

`collections.move` · write

- **MCP tool:** `collections_move`. Catalog: reach it with `find_actions` and `run_write_action`, or turn on the full toolset.
- **REST:** `POST /v1/collections/move`
- **CLI:** `xholic collections move`
- **Scope:** `write`
- **Plan:** Every plan, including the trial
- **Cost:** Free.
- **Rate limit bucket:** `write`

## Input

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `tweetId` | string ≤ 100 chars | Yes |  |
| `collectionId` | string ≤ 100 chars or null | Yes | Collection id from collections.list. |
| `account` | string ≤ 64 chars | No | X account to act on, as @handle. Leave it out to use the connection's default account. |
| `dryRun` | boolean | No | Return exactly what would happen without doing it. |
| `idempotencyKey` | string ≤ 200 chars | No | A unique key for this write. Repeating a call with the same key returns the first result instead of acting twice. |