> ## Documentation Index
> Fetch the complete documentation index at: https://openrouter-d02e98a0-mintlify-5b6e02fd.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# ToolAdvisor20260301 - Python SDK

> ToolAdvisor20260301 method reference

<Warning>
  The Python SDK and docs are currently in beta.
  Report issues on [GitHub](https://github.com/OpenRouterTeam/python-sdk/issues).
</Warning>

## Fields

| Field             | Type                                                                                                              | Required             | Description                                                                                                                                                                                                 | Example                 |
| ----------------- | ----------------------------------------------------------------------------------------------------------------- | -------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------- |
| `allowed_callers` | List\[[components.AnthropicAllowedCallers](/client-sdks/python/api-reference/components/anthropicallowedcallers)] | :heavy\_minus\_sign: | N/A                                                                                                                                                                                                         | \[<br />"direct"<br />] |
| `cache_control`   | [Optional\[components.AnthropicCacheControlDirective\]](../components/anthropiccachecontroldirective.md)          | :heavy\_minus\_sign: | Enable automatic prompt caching. When set at the top level, the system automatically applies cache breakpoints to the last cacheable block in the request. Currently supported for Anthropic Claude models. | `{"type": "ephemeral"}` |
| `caching`         | [OptionalNullable\[components.Caching\]](../components/caching.md)                                                | :heavy\_minus\_sign: | N/A                                                                                                                                                                                                         | `{"type": "ephemeral"}` |
| `defer_loading`   | *Optional\[bool]*                                                                                                 | :heavy\_minus\_sign: | N/A                                                                                                                                                                                                         |                         |
| `max_uses`        | *Optional\[int]*                                                                                                  | :heavy\_minus\_sign: | N/A                                                                                                                                                                                                         |                         |
| `model`           | *str*                                                                                                             | :heavy\_check\_mark: | N/A                                                                                                                                                                                                         |                         |
| `name`            | [components.NameAdvisor](/client-sdks/python/api-reference/components/nameadvisor)                                | :heavy\_check\_mark: | N/A                                                                                                                                                                                                         |                         |
| `type`            | [components.TypeAdvisor20260301](/client-sdks/python/api-reference/components/typeadvisor20260301)                | :heavy\_check\_mark: | N/A                                                                                                                                                                                                         |                         |