feature
Claude Code

Added MCP tool outputs to OpenTelemetry span events for detailed tracing

MCP tool, WebFetch and WebSearch outputs are now captured in OpenTelemetry span events when OTEL_LOG_TOOL_CONTENT=1 is set. Enables comprehensive tool execution visibility in production observability and monitoring systems.

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Claude Code ships in 4 tested stacks here.

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More Claude Code

featureAdded availableModelsMatch and deniedModels managed settings for precise model version controlfeatureAdded /doctor prompt-audit diagnostic command to detect outdated model promptsfeatureAdded x-claude-code-prompt-id gateway hint headers for request grouping and observabilityfeatureImproved MCP tool list with better discoverability and organization policy visibilityfeatureClaude Code 2.1.282 adds maxProseWidth setting for terminal width control