# Tool programs: create, get, list

URL: /code/mcp/tool/records · Id: `page:code/mcp/tool/records`

> The Tool Verbs create, get, list as MCP do programs, with inputs, result, refusals and an example.

Reference for [Tool](/business/nouns/tool), one group of [Tool programs](/code/mcp/tool).

### Tool.create
Creates a Tool. [Verb page](/business/nouns/tool/create?interface=mcp).

```text
do: return await $.Tool.create(input)
```

Emits `Tool.created`.

**Inputs**

| Input | Type | Required | Description |
| --- | --- | --- | --- |
| `name` | `string` | Yes | The `Noun.verb` name, such as `Contact.create`. |
| `verb` | [Verb](/business/nouns/verb) | No | A Tool is one Verb under one name on every Interface, such as `Contact.create`. |

**Returns**

| Output | Type | Required | Description |
| --- | --- | --- | --- |
| `tool` | [Tool](/business/nouns/tool) | Yes | The Tool. |

**Refuses when**

| Check | Error | Fix | Then call |
| --- | --- | --- | --- |
| The key is valid, but its scopes do not allow this operation. | [`forbidden`](/code/api/errors/forbidden) | Use a key whose scopes cover the operation, or ask an owner of the namespace to grant them. | None. |

**Example**

```json
{
  "name": "do",
  "arguments": {
    "code": "return await $.Tool.create({ name: 'Leaseline' })"
  }
}
```

### Tool.get
Returns one Tool by id. [Verb page](/business/nouns/tool/get?interface=mcp).

```text
do: return await $.Tool.get(input)
```

Reads only: it emits no Event.

**Inputs**

| Input | Type | Required | Description |
| --- | --- | --- | --- |
| `id` | `string` | Yes | The id of the Tool. |
| `at` | `string` | No | A time or Version name: the record as it stood then. Unset: as it stands now. |

**Returns**

| Output | Type | Required | Description |
| --- | --- | --- | --- |
| `tool` | [Tool](/business/nouns/tool) | Yes | The Tool. |

**Refuses when**

| Check | Error | Fix | Then call |
| --- | --- | --- | --- |
| The key is valid, but its scopes do not allow this operation. | [`forbidden`](/code/api/errors/forbidden) | Use a key whose scopes cover the operation, or ask an owner of the namespace to grant them. | None. |

**Example**

```json
{
  "name": "do",
  "arguments": {
    "code": "return await $.Tool.get({ id: 'tool_aTLwY2cmRy' })"
  }
}
```

### Tool.list
Returns Tools, newest first, one page at a time. [Verb page](/business/nouns/tool/list?interface=mcp).

```text
do: return await $.Tool.list(input)
```

Reads only: it emits no Event.

**Inputs**

| Input | Type | Required | Description |
| --- | --- | --- | --- |
| `limit` | `integer` | No | At most this many records, up to 100. The default is 20. |
| `after` | `string` | No | The cursor from the previous page. |
| `where` | `string` | No | A filter over the properties, such as `paidAt = null and total.amount > 500`. |
| `sort` | `string` | No | Properties to sort by, comma-separated; a leading minus sorts descending. |
| `total` | `boolean` | No | True adds the match count as `meta.total`, exact up to 10,000 matches and estimated above. |
| `facets` | `string` | No | Properties to count by value, comma-separated, returned as `meta.facets`. |
| `fields` | `string` | No | Properties to return on each record, comma-separated; `$id` and `$type` always return. |
| `include` | `string` | No | Related records to embed in place of their URLs, comma-separated. |
| `depth` | `integer` | No | How many levels of related records to embed. The default is 1. |
| `q` | `string` | No | Words to match across the text properties, ranked by relevance. |
| `match` | `string` | No | Ranks the search by `words`, or `meaning`; words is the default. |

**Returns**

| Output | Type | Required | Description |
| --- | --- | --- | --- |
| `tools` | list of [Tool](/business/nouns/tool) | Yes | One page of Tools. |

**Refuses when**

| Check | Error | Fix | Then call |
| --- | --- | --- | --- |
| The key is valid, but its scopes do not allow this operation. | [`forbidden`](/code/api/errors/forbidden) | Use a key whose scopes cover the operation, or ask an owner of the namespace to grant them. | None. |

**Example**

```json
{
  "name": "do",
  "arguments": {
    "code": "return await $.Tool.list({ limit: 20 })"
  }
}
```