Create styled HTML error page for unregistered client attempts. Args: client_id: The unregistered client ID that was provided reg

Convert rule dicts to Visibility transforms.

Default handler for progress notifications. Logs progress updates at debug level, properly handling missing total or message values. Args:

The default serializer for Payloads in the logging middleware.

Determine whether to use fallback handler or client for sampling. Args: context: The MCP context. needs_tools: Whether the sampli

Removed in 3.0. Use server.disable(keys=[...]) instead.

Send an elicitation request from a background task. This function handles the complexity of eliciting user input when running in a Docket wor

Removed in 3.0. Use server.enable(keys=[...]) instead.

Start notification subscriber if not already running (idempotent). Subscriber is created on first task submission and cleaned up on disconnect.

Extract tool calls from a response.

Create a FastMCP server with OAuth authentication.

Find a bot comment marking the issue as duplicate.

Find the name of the kwarg that is of type kwarg_type. Includes union types that contain the kwarg_type, as well as Annotated types.

Find when a specific label was applied to an issue.

Recursively find all $ref references.

Formats Python data as a JSON string block for Markdown.

Create a FunctionTool from a function. Args: fn: The function to wrap metadata: ToolMeta object with all configuratio

Create a FunctionResource from a function. Args: fn: The function to wrap uri: The URI for the resource (required if

Create a Prompt from a function. Args: fn: The function to wrap metadata: PromptMeta object with all configuration. I

Deserialize from JSON stored in Redis.

Factory method to create a ProxyPrompt from a raw MCP prompt schema.

Factory method to create a ProxyResource from a raw MCP resource schema.

Factory method to create a ProxyTemplate from a raw MCP template schema.

Create a transformed tool from a parent tool. Args: tool: The parent tool to transform. transform_fn: Optional custom

Generate a simple example value from a JSON schema dictionary. Very basic implementation focusing on types.

Override to prevent ref generation for enums and handle list schemas.

Get the Claude config directory based on platform. Args: config_path: Optional custom path to the Claude Desktop config directory

Extract just the client task ID from a task key. Args: task_key: Full encoded task key Returns: Client-provided task ID

Fetch reactions for a specific comment.

Fetch all comments for an issue.

Fetch all comments for an issue.

Fetch all events for an issue.

Fetch timeline events for an issue (includes issue edits).

Fetch open issues with a specific label.

Fetch open issues with the potential-duplicate label.

Get a prompt by name. Args: name: The requested prompt name (may be transformed). call_next: Callable to get prompt f

Get a resource by URI. Args: uri: The requested resource URI (may be transformed). call_next: Callable to get resourc

Get resource by namespaced URI.

Get a resource template by URI. Args: uri: The requested template URI (may be transformed). call_next: Callable to ge

Get all routes for this authentication provider. This includes both well-known discovery routes and operational routes. Each provider

Get routes for this provider. Creates protected resource metadata routes (RFC 9728).

Print information about mounted resources.

Get session attributes for the current request.

Get session-specific Visibility transforms from state store.

Get a TypeAdapter for a simple function to avoid forward reference issues

Get number of active subscribers (for monitoring).

Get the registered server for a background task, if still alive.

Get a registered session by ID if still alive. Returns None in distributed workers where the session lives in another process — callers must

Get the session_id for the current background task, if available. Reads the cached snapshot set by the worker-level restore dependency. Retur

Return components that should be registered as background tasks. Override to customize which components are task-eligible. Default ca

Creates the token verifier for the specified OIDC configuration and arguments. Args: algorithm: Optional token verifier algorithm

Get a tool by name. Args: name: The requested tool name (may be transformed). call_next: Callable to get tool from do

Look up an app-visible tool by its deterministic hash. Same recursive-walk semantics as ``get_app_tool`` but matches on ``meta["fastm

Handle an accepted elicitation response. Args: config: The elicitation configuration from parse_elicit_response_type content: The

Check if the issue author had any activity after a specific date.

Check if there's human activity that should prevent auto-closure.

Per-tool Prefab renderer resource URI.

Extract information from a FastMCP v2.x instance. Args: mcp: The FastMCP v2.x instance to inspect Returns: FastMCPInfo datac

Run an MCP server with the MCP Inspector for development. Args: server_spec: Python file to run, optionally with :object suffix, or None

Install FastMCP server in Claude Code. Args: file: Path to the server file server_object: Optional server object name (for :objec

Install FastMCP server in Claude Desktop. Args: file: Path to the server file server_object: Optional server object name (for :ob

Install FastMCP server in Gemini CLI. Args: file: Path to the server file server_object: Optional server object name (for :object

Generate MCP configuration JSON for manual installation. Args: file: Path to the server file server_object: Optional server objec