Claude SDK instrumentation #1618
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Pull request overview
This PR adds support for instrumenting the Claude Agent SDK via Langsmith OpenTelemetry tracing. The implementation reuses existing LangSmith span transformation logic to work with Claude Agent SDK spans.
Changes:
- Added comprehensive documentation for Claude Agent SDK integration with example code
- Extended span transformation logic to handle Claude Agent SDK's message format (system/prompt patterns)
- Added test coverage validating the span attribute transformation
- Updated navigation and UI documentation to include Claude Agent SDK
Reviewed changes
Copilot reviewed 9 out of 10 changed files in this pull request and generated 3 comments.
Show a summary per file
| File | Description |
|---|---|
| docs/integrations/llms/claude-agent-sdk.md | New documentation page with setup instructions and example usage |
| tests/otel_integrations/test_claude_sdk.py | Test file validating span transformation for Claude Agent SDK spans |
| logfire/_internal/exporters/processor_wrapper.py | Extended span transformation to handle system/prompt input format and tool message ID mapping |
| logfire/_internal/scrubbing.py | Added langsmith session attributes to scrubbing whitelist |
| mkdocs.yml | Added Claude Agent SDK to navigation (plus incidental formatting changes) |
| docs/integrations/llms/langchain.md | Updated to include LANGSMITH_OTEL_ONLY environment variable |
| docs/integrations/llms/anthropic.md | Added note distinguishing from Claude Agent SDK |
| docs/guides/web-ui/llm-panels.md | Added Claude Agent SDK to compatibility table |
| tests/otel_integrations/test_langchain.py | Added LANGSMITH_OTEL_ONLY environment variable |
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Co-authored-by: Copilot <[email protected]>
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Closes #1579