traceloop/openllmetry-js
TypeScript SDK that adds OpenTelemetry-based observability to LLM applications.

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OpenLLMetry JS is an open-source observability library for LLM applications built in TypeScript and JavaScript. It instruments Node.js and Next.js applications to capture traces, metrics, and other telemetry data from AI model calls using the OpenTelemetry standard. This enables developers to monitor prompt performance, track token usage, and debug LLM-powered applications in production.
Frequently asked
- What is traceloop/openllmetry-js?
- TypeScript SDK that adds OpenTelemetry-based observability to LLM applications.
- Is openllmetry-js open source?
- Yes — traceloop/openllmetry-js is open source, released under the Apache-2.0 license.
- What language is openllmetry-js written in?
- traceloop/openllmetry-js is primarily written in TypeScript.
- How popular is openllmetry-js?
- traceloop/openllmetry-js has 405 stars on GitHub.
- Where can I find openllmetry-js?
- traceloop/openllmetry-js is on GitHub at https://github.com/traceloop/openllmetry-js.