---
title: "FusionPluginTool"
---

## Fields

| Field                                                                               | Type                                                                                | Required                                                                            | Description                                                                         |
| ----------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------- |
| `parameters`                                                                        | Dict[str, *Nullable[Any]*]                                                          | :heavy_minus_sign:                                                                  | Optional configuration forwarded as the tool's `parameters` object.                 |
| `type`                                                                              | *str*                                                                               | :heavy_check_mark:                                                                  | Server tool type identifier (e.g. "openrouter:web_search", "openrouter:web_fetch"). |