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OpenAgent Eval vs W&B Weave

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W&B Weave

8.7#1 in ai agent observability toolsFrom $60 a month
Free planiOSWebAPILinux
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What both publish

FactOpenAgent EvalW&B Weave
IntegrationsDocumented LLM providers include OpenAI, Anthropic, Gemini, Groq, OpenRouter, Ollama, and a mock provider.The deployment guide lists integrations for OpenAI, Anthropic, Cohere, Mistral, LangChain, LlamaIndex, DSPy, Google Gemini, Amazon Bedrock, Together and Groq.
PurposeOpenAgent Eval is an open-source, local-first framework for evaluating RAG systems and AI agents.W&B Weave provides observability and continuous improvement tools for production AI agents.

OpenAgent Eval plans

No prices published.

W&B Weave plans

  • FreeFree
  • Pro$60 a month
  • EnterprisePriced on request

Pick OpenAgent Eval if…

It suits developers evaluating RAG systems or AI agents in Python-based test suites. Local and offline operation fits teams that want data to remain on their machines.

Pick W&B Weave if…

Weave suits teams developing and monitoring production AI agents that need tracing, evaluations, and model or prompt comparisons. It also fits teams that use Python or TypeScript libraries or send OpenTelemetry traces.

Charts they share