---
title: "RouterParams"
---

## 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                                              | \{<br/>"version_group": "anthropic/claude-sonnet-4"<br/>} |