mcp.protocol.version
MovedGenAI registrystringas of v1.44.0
The version of the Model Context Protocol used.
Examples
- 2025-06-18
Used by
metrics (4)
- mcp.client.operation.duration
- mcp.client.session.duration
- mcp.server.operation.duration
- mcp.server.session.duration
spans (2)
- span.mcp.client
- span.mcp.server
* required on that signal.
History
- v1.42.0deprecated
Moved to the OpenTelemetry GenAI semantic conventions repository.
Added as development.