> ## Documentation Index
> Fetch the complete documentation index at: https://gofastmcp.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# models

# `fastmcp.utilities.openapi.models`

Intermediate Representation (IR) models for OpenAPI operations.

## Classes

### `ParameterInfo` <sup>[https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp\_slim/fastmcp/utilities/openapi/models.py#L17](https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp_slim/fastmcp/utilities/openapi/models.py#L17)</sup>

Represents a single parameter for an HTTP operation in our IR.

### `RequestBodyInfo` <sup>[https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp\_slim/fastmcp/utilities/openapi/models.py#L29](https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp_slim/fastmcp/utilities/openapi/models.py#L29)</sup>

Represents the request body for an HTTP operation in our IR.

### `ResponseInfo` <sup>[https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp\_slim/fastmcp/utilities/openapi/models.py#L40](https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp_slim/fastmcp/utilities/openapi/models.py#L40)</sup>

Represents response information in our IR.

### `HTTPRoute` <sup>[https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp\_slim/fastmcp/utilities/openapi/models.py#L48](https://github.com/PrefectHQ/fastmcp/blob/main/fastmcp_slim/fastmcp/utilities/openapi/models.py#L48)</sup>

Intermediate Representation for a single OpenAPI operation.


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