
Security & Privacy14 min
Claude Code safety_event: What It Logs, Tested
Claude Code 2.1.307 added a safety_event OpenTelemetry event. I ran 2.1.306, 2.1.307 and 2.1.310 to see which refusals it logs and which it skips in -p runs.
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6 posts

Security & Privacy14 min
Claude Code 2.1.307 added a safety_event OpenTelemetry event. I ran 2.1.306, 2.1.307 and 2.1.310 to see which refusals it logs and which it skips in -p runs.

AI & Machine Learning13 min
All 60 gen_ai attributes in OpenTelemetry's core semantic conventions are now deprecated. I audited every release: 8 renamed, 2 removed, 50 simply moved.

AI & Machine Learning21 min
Instrument a Claude Agent SDK loop with OpenTelemetry in TypeScript: enable trace export, read the claude_code span tree, and ship real spans to a backend.

AI & Machine Learning18 min
Instrument a Claude tool-calling agent with OpenTelemetry GenAI semantic conventions in TypeScript: real spans, nested tool calls, cost tracking. 2026.
Cloud & DevOps15 min
Instrument a Node.js app with OpenTelemetry, run the Collector and Jaeger v2 in Docker, and view distributed traces. Every version pinned and verified, 2026.
Cloud & DevOps24 min
Production Cloudflare Workers observability in 2026: enable Workers Logs, head sampling, wrangler tail, and export OTel traces and logs to Sentry.