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[RFC] MCP Observability #28

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We should define standard instrumentation for MCP servers. This includes metrics, traces, and logs with MCP-specific attributes y (e.g., mcp.tool.name, mcp.client.version, etc.), as well as a transport-agnostic way to propagate observability context between clients and servers.

Joffref
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added this to MCP Community Working Group Initiativeson May 8, 2025
Joffref
moved this to Idea in MCP Community Working Group Initiativeson May 8, 2025
tadasant commented on May 8, 2025
tadasant
on May 8, 2025
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@Joffref does this address your need? modelcontextprotocol/modelcontextprotocol#246
Joffref commented on May 12, 2025
Joffref
on May 12, 2025
ContributorAuthor
To keep track: modelcontextprotocol/modelcontextprotocol#414
samsp-msft commented on May 12, 2025
samsp-msft
on May 12, 2025
See open-telemetry/semantic-conventions#2083 as the definition for metrics and spans.
Reacted by Mathis Joffre
austinborn commented on Jul 18, 2025
austinborn
on Jul 18, 2025
If anyone's interested in pushing this forward, open-telemetry/semantic-conventions#2083 could use additional reviews and encouragement.
Joffref commented on Jul 22, 2025
Joffref
on Jul 22, 2025
ContributorAuthor
Hey @austinborn! Thanks for mentioning it — we’ll take a look!

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