OpenLLMetry
OpenLLMetry is an open-source observability framework built on OpenTelemetry, designed specifically for LLM applications.
FreeAPISDKCLIOpen sourceKorean
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OpenLLMetry is an open-source observability framework built on OpenTelemetry, designed specifically for LLM applications. It provides automatic tracing and monitoring for LLM providers, vector databases, and frameworks like LangChain. By integrating with existing observability stacks like Datadog or Honeycomb, it allows developers to debug complex LLM chains, track costs, and monitor performance with minimal code changes.
Key features
- Automatic Tracing
- OpenTelemetry Native
- Cost & Token Tracking
- Prompt/Response Logging
- Vector DB Monitoring
- Integration with Datadog/Honeycomb
- Python & JS/TS Support
Pricing
Use cases
- Debugging LLM Apps
- Cost Optimization
- Latency Analysis
- RAG Pipeline Monitoring
Who it is for
AI EngineersLLM DevelopersDevOps Engineers
Integrations
DatadogHoneycombNew RelicGrafanaSentry
Tags
MLOpsOpenTelemetry
How we verified this
Company, pricing, and feature details come from the primary sources below and our latest verification pass. When sources disagree, the official source and the most recent check win.
Last verified 08/30/2026Verified sources: 1
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