Tracing Async Python: How to Instrument FastAPI and Celery in the Same Trace

📰 Dev.to · Temitope

Learn to instrument async Python apps with OpenTelemetry for end-to-end tracing of FastAPI and Celery tasks

intermediate Published 11 May 2026
Action Steps
  1. Add OpenTelemetry to your FastAPI app to enable tracing
  2. Configure Celery to use OpenTelemetry for task tracing
  3. Use the OpenTelemetry SDK to instrument your async code
  4. Run your app and verify that traces are being sent to your tracing backend
  5. Compare the performance of your app with and without tracing enabled
Who Needs to Know This

Developers and DevOps teams can benefit from this guide to improve observability and debugging of their async Python applications

Key Insight

💡 Instrumenting async Python apps with OpenTelemetry enables end-to-end tracing and improved debugging

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🚀 Improve observability of your async Python apps with OpenTelemetry tracing for FastAPI and Celery!

Full Article

Most observability guides stop at the HTTP layer. You add OpenTelemetry to your FastAPI app, traces...
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