Key features

• Open-source observability tool designed specifically for LLM applications.
• Provides tracing, metrics, and performance monitoring to help debug and optimize AI workflows.
• Self-hosted LLM observability with full telemetry capabilities.
• Licensed under Apache-2.0, enabling free use and modification.

Platforms: Windows, macOS, Linux

Links

• Official website: https://www.traceloop.com/openllmetry
• Source code: https://github.com/openllmetry/openllmetry

Pricing: Free. OpenLLMetry is free and open-source under the Apache-2.0 license, offering self-hosted LLM observability with tracing and monitoring capabilities.