
AI Agent Evaluation Tools Compared: Maxim, Langfuse, and Braintrust in 2026
Only 52% of agent teams run evals, per LangChain’s survey. The tooling gap is closing fast. Here is how Maxim, Langfuse, Braintrust, Arize Phoenix, and Confident AI stack up on the features that actually matter: multi-step tracing, LLM-as-judge, CI/CD integration, and pricing.








