> ## Documentation Index
> Fetch the complete documentation index at: https://gofastmcp.com/llms.txt
> Use this file to discover all available pages before exploring further.
# components
# `fastmcp.server.providers.openapi.components`
OpenAPI component classes: Tool, Resource, and ResourceTemplate.
## Classes
### `OpenAPITool`
Tool implementation for OpenAPI endpoints.
**Methods:**
#### `run`
```python theme={"theme":{"light":"snazzy-light","dark":"dark-plus"}}
run(self, arguments: dict[str, Any]) -> ToolResult
```
Execute the HTTP request using RequestDirector.
### `OpenAPIResource`
Resource implementation for OpenAPI endpoints.
**Methods:**
#### `read`
```python theme={"theme":{"light":"snazzy-light","dark":"dark-plus"}}
read(self) -> ResourceResult
```
Fetch the resource data by making an HTTP request.
### `OpenAPIResourceTemplate`
Resource template implementation for OpenAPI endpoints.
**Methods:**
#### `create_resource`
```python theme={"theme":{"light":"snazzy-light","dark":"dark-plus"}}
create_resource(self, uri: str, params: dict[str, Any], context: Context | None = None) -> Resource
```
Create a resource with the given parameters.