July 24, 2026
How and why opentel-mcp v0.4.0 groups identical MCP tool failures under one stable, cardinality-safe fingerprint — and how it was built.
Blog
Notes on opentel-mcp development, OpenTelemetry, and MCP observability.
Notes on opentel-mcp development, OpenTelemetry, and MCP observability.
July 24, 2026
How and why opentel-mcp v0.4.0 groups identical MCP tool failures under one stable, cardinality-safe fingerprint — and how it was built.