Documentation Index Fetch the complete documentation index at: https://fastmcp-transfer-to-prefecthq.mintlify.app/llms.txt
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fastmcp.server.telemetryServer-side telemetry helpers.
Functions get_auth_span_attributes get_auth_span_attributes () -> dict [ str , str ]
Get auth attributes for the current request, if authenticated.
get_session_span_attributes get_session_span_attributes () -> dict [ str , str ]
Get session attributes for the current request.
server_span server_span ( name : str , method : str , server_name : str , component_type : str , component_key : str , resource_uri : str | None = None ) -> Generator [ Span , None , None ]
Create a SERVER span with standard MCP attributes and auth context.
Automatically records any exception on the span and sets error status.
delegate_span delegate_span ( name : str , provider_type : str , component_key : str ) -> Generator [ Span , None , None ]
Create an INTERNAL span for provider delegation.
Used by FastMCPProvider when delegating to mounted servers.
Automatically records any exception on the span and sets error status. 
