> ## 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.

# RouterParams - Python SDK

> RouterParams 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                                          |
| -------------------- | ---------------------------- | -------------------- | ----------- | ------------------------------------------------ |
| `quality_floor`      | *Optional\[float]*           | :heavy\_minus\_sign: | N/A         |                                                  |
| `throughput_floor`   | *Optional\[float]*           | :heavy\_minus\_sign: | N/A         |                                                  |
| `version_group`      | *Optional\[str]*             | :heavy\_minus\_sign: | N/A         |                                                  |
| `__pydantic_extra__` | Dict\[str, *Nullable\[Any]*] | :heavy\_minus\_sign: | N/A         | `{"version_group": "anthropic/claude-sonnet-4"}` |