What are the best alternatives to OpenLLMetry?

The top alternatives to OpenLLMetry are PostHog, SafetyBench Eval, Langfuse, ranked by real usage data on Unfragile.

Are there free alternatives to OpenLLMetry?

Yes, 19 free alternatives to OpenLLMetry exist, including PostHog, SafetyBench Eval, Langfuse.

20 alternatives ranked by real usage data. OpenLLMetry scores 56/100 — 17 tools score higher.

OpenTelemetry-based LLM observability with automatic instrumentation.

20 alternatives

19 free options

17 score higher

Open-source product analytics with LLM observability — traces, costs, evals unified with product metrics.