--- title: telemetry sidebarTitle: telemetry --- # `fastmcp.client.telemetry` Client-side telemetry helpers. ## Functions ### `client_span` ```python client_span(name: str, method: str, component_key: str, session_id: str | None = None, resource_uri: str | None = None) -> Generator[Span, None, None] ``` Create a CLIENT span with standard MCP attributes. Automatically records any exception on the span and sets error status.