Opik is described as 'Open-source platform for evaluating, testing and monitoring LLM applications. Built by Comet' and is an app. There are six alternatives to Opik for a variety of platforms, including Web-based, Self-Hosted, SaaS, Docker and Python apps. The best Opik alternative is Langfuse, which is free. Other great apps like Opik are Spanlens, Glassbrain, LightEval and WordLlama.
Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground, datasets. Integrates with OpenTelemetry, Langchain, OpenAI SDK, LiteLLM, and more.
Spanlens is open-source LLM observability built for application developers. Drop in a one-line proxy or SDK swap and every OpenAI, Anthropic, or Gemini call your app makes is captured with full request and response body, model, tokens, cost, and latency.
Glassbrain captures every step of your AI app as an interactive visual trace tree. Click any node, swap the input, replay instantly without redeploying. Snapshot mode stores deterministic replays. Live mode hits your actual stack.
xseek is your all-in-one AI SEO platform, helping brands gain visibility across top AI systems. Use Brand Radar to track mentions, analyze content performance, and boost presence in real-time on ChatGPT, Perplexity, and Claude.
Germany
EU
South Korea
India
United States
France