diff --git a/docs/docs.json b/docs/docs.json index 940284fac..91fef7409 100644 --- a/docs/docs.json +++ b/docs/docs.json @@ -367,6 +367,7 @@ "python-sdk/fastmcp-mcp_config", "python-sdk/fastmcp-settings", "python-sdk/fastmcp-telemetry", + "python-sdk/fastmcp-types", { "group": "fastmcp.cli", "pages": [ diff --git a/docs/python-sdk/fastmcp-cli-apps_dev.mdx b/docs/python-sdk/fastmcp-cli-apps_dev.mdx index a749d4b40..059a40494 100644 --- a/docs/python-sdk/fastmcp-cli-apps_dev.mdx +++ b/docs/python-sdk/fastmcp-cli-apps_dev.mdx @@ -32,7 +32,7 @@ Startup sequence ## Functions -### `run_dev_apps` +### `run_dev_apps` ```python run_dev_apps(server_spec: str) -> None diff --git a/docs/python-sdk/fastmcp-server-app.mdx b/docs/python-sdk/fastmcp-server-app.mdx index 5dd2ba40d..7e1532394 100644 --- a/docs/python-sdk/fastmcp-server-app.mdx +++ b/docs/python-sdk/fastmcp-server-app.mdx @@ -130,13 +130,13 @@ Add a tool to this app programmatically. The tool is tagged with this app's name for routing. -#### `lifespan` +#### `lifespan` ```python lifespan(self) -> AsyncIterator[None] ``` -#### `run` +#### `run` ```python run(self, transport: Literal['stdio', 'http', 'sse', 'streamable-http'] | None = None, **kwargs: Any) -> None diff --git a/docs/python-sdk/fastmcp-server-auth-providers-azure.mdx b/docs/python-sdk/fastmcp-server-auth-providers-azure.mdx index 77ef582c9..19b6a9a01 100644 --- a/docs/python-sdk/fastmcp-server-auth-providers-azure.mdx +++ b/docs/python-sdk/fastmcp-server-auth-providers-azure.mdx @@ -14,7 +14,7 @@ using the OAuth Proxy pattern for non-DCR OAuth flows. ## Functions -### `EntraOBOToken` +### `EntraOBOToken` ```python EntraOBOToken(scopes: list[str]) -> str @@ -78,7 +78,7 @@ Setup: **Methods:** -#### `authorize` +#### `authorize` ```python authorize(self, client: OAuthClientInformationFull, params: AuthorizationParams) -> str @@ -98,7 +98,7 @@ scopes to determine the resource/audience instead of a separate parameter. - Authorization URL to redirect the user to Azure AD -#### `get_obo_credential` +#### `get_obo_credential` ```python get_obo_credential(self, user_assertion: str) -> OnBehalfOfCredential @@ -120,7 +120,7 @@ calls multiple tools with the same scopes. - `ImportError`: If azure-identity is not installed (requires fastmcp[azure]). -#### `close_obo_credentials` +#### `close_obo_credentials` ```python close_obo_credentials(self) -> None @@ -129,7 +129,7 @@ close_obo_credentials(self) -> None Close all cached OBO credentials. -### `AzureJWTVerifier` +### `AzureJWTVerifier` JWT verifier pre-configured for Azure AD / Microsoft Entra ID. @@ -166,7 +166,7 @@ Example:: **Methods:** -#### `scopes_supported` +#### `scopes_supported` ```python scopes_supported(self) -> list[str] diff --git a/docs/python-sdk/fastmcp-server-auth-providers-workos.mdx b/docs/python-sdk/fastmcp-server-auth-providers-workos.mdx index 32cb93e4c..f93a9f0c6 100644 --- a/docs/python-sdk/fastmcp-server-auth-providers-workos.mdx +++ b/docs/python-sdk/fastmcp-server-auth-providers-workos.mdx @@ -59,7 +59,7 @@ Setup Requirements: 4. Note your Client ID and Client Secret -### `AuthKitProvider` +### `AuthKitProvider` AuthKit metadata provider for DCR (Dynamic Client Registration). @@ -85,7 +85,7 @@ https://workos.com/docs/authkit/mcp/integrating/token-verification **Methods:** -#### `get_routes` +#### `get_routes` ```python get_routes(self, mcp_path: str | None = None) -> list[Route] diff --git a/docs/python-sdk/fastmcp-server-providers-base.mdx b/docs/python-sdk/fastmcp-server-providers-base.mdx index 0b6576f99..9f510456a 100644 --- a/docs/python-sdk/fastmcp-server-providers-base.mdx +++ b/docs/python-sdk/fastmcp-server-providers-base.mdx @@ -153,7 +153,7 @@ delegate to children. - The tool if found and tagged with the given app name, else None. -#### `list_resources` +#### `list_resources` ```python list_resources(self) -> Sequence[Resource] @@ -164,7 +164,7 @@ List resources with all transforms applied. Components may be marked as disabled but are NOT filtered here. -#### `get_resource` +#### `get_resource` ```python get_resource(self, uri: str, version: VersionSpec | None = None) -> Resource | None @@ -183,7 +183,7 @@ Note: This method does NOT filter disabled components. The Server - The resource if found (may be marked disabled), None if not found. -#### `list_resource_templates` +#### `list_resource_templates` ```python list_resource_templates(self) -> Sequence[ResourceTemplate] @@ -194,7 +194,7 @@ List resource templates with all transforms applied. Components may be marked as disabled but are NOT filtered here. -#### `get_resource_template` +#### `get_resource_template` ```python get_resource_template(self, uri: str, version: VersionSpec | None = None) -> ResourceTemplate | None @@ -213,7 +213,7 @@ Note: This method does NOT filter disabled components. The Server - The template if found (may be marked disabled), None if not found. -#### `list_prompts` +#### `list_prompts` ```python list_prompts(self) -> Sequence[Prompt] @@ -224,7 +224,7 @@ List prompts with all transforms applied. Components may be marked as disabled but are NOT filtered here. -#### `get_prompt` +#### `get_prompt` ```python get_prompt(self, name: str, version: VersionSpec | None = None) -> Prompt | None @@ -243,7 +243,7 @@ Note: This method does NOT filter disabled components. The Server - The prompt if found (may be marked disabled), None if not found. -#### `get_tasks` +#### `get_tasks` ```python get_tasks(self) -> Sequence[FastMCPComponent] @@ -258,7 +258,7 @@ for components with task_config.mode != 'forbidden'. Used by the server during startup to register functions with Docket. -#### `lifespan` +#### `lifespan` ```python lifespan(self) -> AsyncIterator[None] @@ -274,7 +274,7 @@ The lifespan scope matches the server's lifespan - code before yield runs at startup, code after yield runs at shutdown. -#### `enable` +#### `enable` ```python enable(self) -> Self @@ -302,7 +302,7 @@ VersionSpec(gte="v2")). Unversioned components will not match. - Self for method chaining. -#### `disable` +#### `disable` ```python disable(self) -> Self diff --git a/docs/python-sdk/fastmcp-server-providers-fastmcp_provider.mdx b/docs/python-sdk/fastmcp-server-providers-fastmcp_provider.mdx index 01389842b..c30b79175 100644 --- a/docs/python-sdk/fastmcp-server-providers-fastmcp_provider.mdx +++ b/docs/python-sdk/fastmcp-server-providers-fastmcp_provider.mdx @@ -39,7 +39,7 @@ wrap(cls, server: Any, tool: Tool) -> FastMCPProviderTool Wrap a Tool to delegate execution to the server's middleware. -#### `run` +#### `run` ```python run(self, arguments: dict[str, Any]) -> ToolResult @@ -51,13 +51,13 @@ This is called when the tool is used within a TransformedTool forwarding function or other contexts where task_meta is not available. -#### `get_span_attributes` +#### `get_span_attributes` ```python get_span_attributes(self) -> dict[str, Any] ``` -### `FastMCPProviderResource` +### `FastMCPProviderResource` Resource that delegates reading to a wrapped server's read_resource(). @@ -68,7 +68,7 @@ When `read()` is called, this resource invokes the wrapped server's **Methods:** -#### `wrap` +#### `wrap` ```python wrap(cls, server: Any, resource: Resource) -> FastMCPProviderResource @@ -77,13 +77,13 @@ wrap(cls, server: Any, resource: Resource) -> FastMCPProviderResource Wrap a Resource to delegate reading to the server's middleware. -#### `get_span_attributes` +#### `get_span_attributes` ```python get_span_attributes(self) -> dict[str, Any] ``` -### `FastMCPProviderPrompt` +### `FastMCPProviderPrompt` Prompt that delegates rendering to a wrapped server's render_prompt(). @@ -94,7 +94,7 @@ When `render()` is called, this prompt invokes the wrapped server's **Methods:** -#### `wrap` +#### `wrap` ```python wrap(cls, server: Any, prompt: Prompt) -> FastMCPProviderPrompt @@ -103,7 +103,7 @@ wrap(cls, server: Any, prompt: Prompt) -> FastMCPProviderPrompt Wrap a Prompt to delegate rendering to the server's middleware. -#### `render` +#### `render` ```python render(self, arguments: dict[str, Any] | None = None) -> PromptResult @@ -115,13 +115,13 @@ This is called when the prompt is used within a transformed context or other contexts where task_meta is not available. -#### `get_span_attributes` +#### `get_span_attributes` ```python get_span_attributes(self) -> dict[str, Any] ``` -### `FastMCPProviderResourceTemplate` +### `FastMCPProviderResourceTemplate` Resource template that creates FastMCPProviderResources. @@ -133,7 +133,7 @@ when read. **Methods:** -#### `wrap` +#### `wrap` ```python wrap(cls, server: Any, template: ResourceTemplate) -> FastMCPProviderResourceTemplate @@ -142,7 +142,7 @@ wrap(cls, server: Any, template: ResourceTemplate) -> FastMCPProviderResourceTem Wrap a ResourceTemplate to create FastMCPProviderResources. -#### `create_resource` +#### `create_resource` ```python create_resource(self, uri: str, params: dict[str, Any]) -> Resource @@ -155,7 +155,7 @@ We use `_original_uri_template` with `params` to construct the internal URI that the nested server understands. -#### `read` +#### `read` ```python read(self, arguments: dict[str, Any]) -> str | bytes | ResourceResult @@ -167,7 +167,7 @@ Reads the resource via the wrapped server and returns the ResourceResult. This method is called by Docket during background task execution. -#### `register_with_docket` +#### `register_with_docket` ```python register_with_docket(self, docket: Docket) -> None @@ -176,7 +176,7 @@ register_with_docket(self, docket: Docket) -> None No-op: the child's actual template is registered via get_tasks(). -#### `add_to_docket` +#### `add_to_docket` ```python add_to_docket(self, docket: Docket, params: dict[str, Any], **kwargs: Any) -> Execution @@ -188,13 +188,13 @@ The child's FunctionResourceTemplate.fn is registered (via get_tasks), and it expects splatted **kwargs, so we splat params here. -#### `get_span_attributes` +#### `get_span_attributes` ```python get_span_attributes(self) -> dict[str, Any] ``` -### `FastMCPProvider` +### `FastMCPProvider` Provider that wraps a FastMCP server. @@ -210,16 +210,16 @@ This ensures middleware runs when components are executed. **Methods:** -#### `get_app_tool` +#### `get_app_tool` ```python get_app_tool(self, app_name: str, tool_name: str) -> Tool | None ``` -Delegate to nested server's get_app_tool, bypassing transforms. +Delegate to nested server's get_app_tool, wrapping for middleware. -#### `get_tasks` +#### `get_tasks` ```python get_tasks(self) -> Sequence[FastMCPComponent] @@ -233,7 +233,7 @@ server's transforms applied, then applies this provider's transforms for correct registration keys. -#### `lifespan` +#### `lifespan` ```python lifespan(self) -> AsyncIterator[None] diff --git a/docs/python-sdk/fastmcp-server-server.mdx b/docs/python-sdk/fastmcp-server-server.mdx index 0fa5e2396..287480c9c 100644 --- a/docs/python-sdk/fastmcp-server-server.mdx +++ b/docs/python-sdk/fastmcp-server-server.mdx @@ -10,7 +10,7 @@ FastMCP - A more ergonomic interface for MCP servers. ## Functions -### `default_lifespan` +### `default_lifespan` ```python default_lifespan(server: FastMCP[LifespanResultT]) -> AsyncIterator[Any] @@ -26,7 +26,7 @@ Default lifespan context manager that does nothing. - An empty dictionary as the lifespan result. -### `create_proxy` +### `create_proxy` ```python create_proxy(target: Client[ClientTransportT] | ClientTransport | FastMCP[Any] | FastMCP1Server | AnyUrl | Path | MCPConfig | dict[str, Any] | str, **settings: Any) -> FastMCPProxy @@ -54,53 +54,53 @@ use `FastMCPProxy` or `ProxyProvider` directly from `fastmcp.server.providers.pr ## Classes -### `StateValue` +### `StateValue` Wrapper for stored context state values. -### `FastMCP` +### `FastMCP` **Methods:** -#### `name` +#### `name` ```python name(self) -> str ``` -#### `instructions` +#### `instructions` ```python instructions(self) -> str | None ``` -#### `instructions` +#### `instructions` ```python instructions(self, value: str | None) -> None ``` -#### `version` +#### `version` ```python version(self) -> str | None ``` -#### `website_url` +#### `website_url` ```python website_url(self) -> str | None ``` -#### `icons` +#### `icons` ```python icons(self) -> list[mcp.types.Icon] ``` -#### `local_provider` +#### `local_provider` ```python local_provider(self) -> LocalProvider @@ -115,13 +115,13 @@ Use this to remove components: mcp.local_provider.remove_prompt("my_prompt") -#### `add_middleware` +#### `add_middleware` ```python add_middleware(self, middleware: Middleware) -> None ``` -#### `add_provider` +#### `add_provider` ```python add_provider(self, provider: Provider) -> None @@ -141,7 +141,7 @@ always take precedence over providers. - Prompts become "namespace_promptname" -#### `get_tasks` +#### `get_tasks` ```python get_tasks(self) -> Sequence[FastMCPComponent] @@ -153,7 +153,7 @@ Overrides AggregateProvider.get_tasks() to apply server-level transforms after aggregation. AggregateProvider handles provider-level namespacing. -#### `add_transform` +#### `add_transform` ```python add_transform(self, transform: Transform) -> None @@ -168,7 +168,7 @@ They transform tools, resources, and prompts from ALL providers. - `transform`: The transform to add. -#### `add_tool_transformation` +#### `add_tool_transformation` ```python add_tool_transformation(self, tool_name: str, transformation: ToolTransformConfig) -> None @@ -180,7 +180,7 @@ Add a tool transformation. Use ``add_transform(ToolTransform({...}))`` instead. -#### `remove_tool_transformation` +#### `remove_tool_transformation` ```python remove_tool_transformation(self, _tool_name: str) -> None @@ -192,7 +192,7 @@ Remove a tool transformation. Tool transformations are now immutable. Use enable/disable controls instead. -#### `list_tools` +#### `list_tools` ```python list_tools(self) -> Sequence[Tool] @@ -205,7 +205,7 @@ and middleware execution. Returns all versions (no deduplication). Protocol handlers deduplicate for MCP wire format. -#### `get_tool` +#### `get_tool` ```python get_tool(self, name: str, version: VersionSpec | None = None) -> Tool | None @@ -228,7 +228,7 @@ requested, falls back to the next-highest enabled version. - The tool if found and enabled, None otherwise. -#### `list_resources` +#### `list_resources` ```python list_resources(self) -> Sequence[Resource] @@ -241,7 +241,7 @@ and middleware execution. Returns all versions (no deduplication). Protocol handlers deduplicate for MCP wire format. -#### `get_resource` +#### `get_resource` ```python get_resource(self, uri: str, version: VersionSpec | None = None) -> Resource | None @@ -263,7 +263,7 @@ requested, falls back to the next-highest enabled version. - The resource if found and enabled, None otherwise. -#### `list_resource_templates` +#### `list_resource_templates` ```python list_resource_templates(self) -> Sequence[ResourceTemplate] @@ -276,7 +276,7 @@ auth filtering, and middleware execution. Returns all versions (no deduplication Protocol handlers deduplicate for MCP wire format. -#### `get_resource_template` +#### `get_resource_template` ```python get_resource_template(self, uri: str, version: VersionSpec | None = None) -> ResourceTemplate | None @@ -298,7 +298,7 @@ requested, falls back to the next-highest enabled version. - The template if found and enabled, None otherwise. -#### `list_prompts` +#### `list_prompts` ```python list_prompts(self) -> Sequence[Prompt] @@ -311,7 +311,7 @@ and middleware execution. Returns all versions (no deduplication). Protocol handlers deduplicate for MCP wire format. -#### `get_prompt` +#### `get_prompt` ```python get_prompt(self, name: str, version: VersionSpec | None = None) -> Prompt | None @@ -333,19 +333,19 @@ requested, falls back to the next-highest enabled version. - The prompt if found and enabled, None otherwise. -#### `call_tool` +#### `call_tool` ```python call_tool(self, name: str, arguments: dict[str, Any] | None = None) -> ToolResult ``` -#### `call_tool` +#### `call_tool` ```python call_tool(self, name: str, arguments: dict[str, Any] | None = None) -> mcp.types.CreateTaskResult ``` -#### `call_tool` +#### `call_tool` ```python call_tool(self, name: str, arguments: dict[str, Any] | None = None) -> ToolResult | mcp.types.CreateTaskResult @@ -378,19 +378,19 @@ tool registry, bypassing transforms. - `ValidationError`: If arguments fail validation -#### `read_resource` +#### `read_resource` ```python read_resource(self, uri: str) -> ResourceResult ``` -#### `read_resource` +#### `read_resource` ```python read_resource(self, uri: str) -> mcp.types.CreateTaskResult ``` -#### `read_resource` +#### `read_resource` ```python read_resource(self, uri: str) -> ResourceResult | mcp.types.CreateTaskResult @@ -419,19 +419,19 @@ return ResourceResult. - `ResourceError`: If resource read fails -#### `render_prompt` +#### `render_prompt` ```python render_prompt(self, name: str, arguments: dict[str, Any] | None = None) -> PromptResult ``` -#### `render_prompt` +#### `render_prompt` ```python render_prompt(self, name: str, arguments: dict[str, Any] | None = None) -> mcp.types.CreateTaskResult ``` -#### `render_prompt` +#### `render_prompt` ```python render_prompt(self, name: str, arguments: dict[str, Any] | None = None) -> PromptResult | mcp.types.CreateTaskResult @@ -461,7 +461,7 @@ return PromptResult. - `PromptError`: If prompt rendering fails -#### `add_tool` +#### `add_tool` ```python add_tool(self, tool: Tool | Callable[..., Any]) -> Tool @@ -479,7 +479,7 @@ with the Context type annotation. See the @tool decorator for examples. - The tool instance that was added to the server. -#### `remove_tool` +#### `remove_tool` ```python remove_tool(self, name: str, version: str | None = None) -> None @@ -498,19 +498,19 @@ Remove tool(s) from the server. - `NotFoundError`: If no matching tool is found. -#### `tool` +#### `tool` ```python tool(self, name_or_fn: F) -> F ``` -#### `tool` +#### `tool` ```python tool(self, name_or_fn: str | None = None) -> Callable[[F], F] ``` -#### `tool` +#### `tool` ```python tool(self, name_or_fn: str | AnyFunction | None = None) -> Callable[[AnyFunction], FunctionTool] | FunctionTool | partial[Callable[[AnyFunction], FunctionTool] | FunctionTool] @@ -566,7 +566,7 @@ server.tool(my_function, name="custom_name") ``` -#### `add_resource` +#### `add_resource` ```python add_resource(self, resource: Resource | Callable[..., Any]) -> Resource | ResourceTemplate @@ -581,7 +581,7 @@ Add a resource to the server. - The resource instance that was added to the server. -#### `add_template` +#### `add_template` ```python add_template(self, template: ResourceTemplate) -> ResourceTemplate @@ -596,7 +596,7 @@ Add a resource template to the server. - The template instance that was added to the server. -#### `resource` +#### `resource` ```python resource(self, uri: str) -> Callable[[F], F] @@ -655,7 +655,7 @@ async def get_weather(city: str) -> str: ``` -#### `add_prompt` +#### `add_prompt` ```python add_prompt(self, prompt: Prompt | Callable[..., Any]) -> Prompt @@ -670,19 +670,19 @@ Add a prompt to the server. - The prompt instance that was added to the server. -#### `prompt` +#### `prompt` ```python prompt(self, name_or_fn: F) -> F ``` -#### `prompt` +#### `prompt` ```python prompt(self, name_or_fn: str | None = None) -> Callable[[F], F] ``` -#### `prompt` +#### `prompt` ```python prompt(self, name_or_fn: str | AnyFunction | None = None) -> Callable[[AnyFunction], FunctionPrompt] | FunctionPrompt | partial[Callable[[AnyFunction], FunctionPrompt] | FunctionPrompt] @@ -759,7 +759,7 @@ Decorator to register a prompt. ``` -#### `mount` +#### `mount` ```python mount(self, server: FastMCP[LifespanResultT], namespace: str | None = None, as_proxy: bool | None = None, tool_names: dict[str, str] | None = None, prefix: str | None = None) -> None @@ -806,7 +806,7 @@ mounted server. - `prefix`: Deprecated. Use namespace instead. -#### `import_server` +#### `import_server` ```python import_server(self, server: FastMCP[LifespanResultT], prefix: str | None = None) -> None @@ -847,7 +847,7 @@ templates, and prompts are imported with their original names. objects are imported with their original names. -#### `from_openapi` +#### `from_openapi` ```python from_openapi(cls, openapi_spec: dict[str, Any], client: httpx.AsyncClient | None = None, name: str = 'OpenAPI Server', route_maps: list[RouteMap] | None = None, route_map_fn: OpenAPIRouteMapFn | None = None, mcp_component_fn: OpenAPIComponentFn | None = None, mcp_names: dict[str, str] | None = None, tags: set[str] | None = None, validate_output: bool = True, **settings: Any) -> Self @@ -876,7 +876,7 @@ response structure while still returning structured JSON. - A FastMCP server with an OpenAPIProvider attached. -#### `from_fastapi` +#### `from_fastapi` ```python from_fastapi(cls, app: Any, name: str | None = None, route_maps: list[RouteMap] | None = None, route_map_fn: OpenAPIRouteMapFn | None = None, mcp_component_fn: OpenAPIComponentFn | None = None, mcp_names: dict[str, str] | None = None, httpx_client_kwargs: dict[str, Any] | None = None, tags: set[str] | None = None, **settings: Any) -> Self @@ -900,7 +900,7 @@ Use this to configure timeout and other client settings. - A FastMCP server with an OpenAPIProvider attached. -#### `as_proxy` +#### `as_proxy` ```python as_proxy(cls, backend: Client[ClientTransportT] | ClientTransport | FastMCP[Any] | FastMCP1Server | AnyUrl | Path | MCPConfig | dict[str, Any] | str, **settings: Any) -> FastMCPProxy @@ -918,7 +918,7 @@ instance or any value accepted as the `transport` argument of `fastmcp.client.Client` constructor. -#### `generate_name` +#### `generate_name` ```python generate_name(cls, name: str | None = None) -> str diff --git a/docs/python-sdk/fastmcp-types.mdx b/docs/python-sdk/fastmcp-types.mdx new file mode 100644 index 000000000..7aa854d47 --- /dev/null +++ b/docs/python-sdk/fastmcp-types.mdx @@ -0,0 +1,25 @@ +--- +title: types +sidebarTitle: types +--- + +# `fastmcp.types` + + +Reusable type annotations for FastMCP tool parameters. + +These types can be used in tool function signatures to influence how +parameters are presented in UIs (e.g. ``fastmcp dev apps``) and +serialized in JSON Schema. + +Example:: + + from fastmcp import FastMCP + from fastmcp.types import Textarea + + mcp = FastMCP("demo") + + @mcp.tool() + def run_query(sql: Textarea) -> str: + ... + diff --git a/docs/python-sdk/fastmcp-utilities-openapi-director.mdx b/docs/python-sdk/fastmcp-utilities-openapi-director.mdx index 0d61900c6..1d0687637 100644 --- a/docs/python-sdk/fastmcp-utilities-openapi-director.mdx +++ b/docs/python-sdk/fastmcp-utilities-openapi-director.mdx @@ -10,7 +10,7 @@ Request director using openapi-core for stateless HTTP request building. ## Classes -### `RequestDirector` +### `RequestDirector` Builds httpx.Request objects from HTTPRoute and arguments using openapi-core. @@ -18,7 +18,7 @@ Builds httpx.Request objects from HTTPRoute and arguments using openapi-core. **Methods:** -#### `build` +#### `build` ```python build(self, route: HTTPRoute, flat_args: dict[str, Any], base_url: str = 'http://localhost') -> httpx.Request