Helicone is the open-source LLM observability platform for developers to monitor, debug, and improve production-ready applications.


Langfuse is described as 'Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more' and is a large language model (llm) tool in the ai tools & services category. There are 2 alternatives to Langfuse for Self-Hosted, Docker and Web-based. The best Langfuse alternative is Helicone. It's not free, so if you're looking for a free alternative, you could try Helicone or Opik.
Helicone is the open-source LLM observability platform for developers to monitor, debug, and improve production-ready applications.


Opik is an open-source platform for evaluating, testing and monitoring LLM applications. Built by Comet.
