Best AI tools for evals datasets

Braintrust

Featured

Evaluation · Platform (any LLM)

8.9

Eval, monitor, and improve AI products end-to-end.

LangSmith

Evaluation · Platform (any LLM)

8.7

LangChain's eval + observability platform.

Humanloop

Evaluation · Platform (any LLM)

8.2

Prompt management + evals for collaborative AI teams.

OpenAI Evals

Evaluation · OpenAI GPT models (extensible)

8.1

OpenAI's open-source framework for benchmarking LLMs against a shared registry of evaluations.

Patronus

Evaluation · Platform (any LLM)

7.8

Automated LLM evaluation for hallucinations, safety, and quality.

Inspect AI

Evaluation · Multi-model

7.2

Open-source LLM evaluation framework from the UK AI Security Institute with 200+ built-in benchmarks.

Promptfoo

Evaluation · Multi-model

7.2

Open-source eval and red-teaming framework for LLM apps, prompts, and RAG pipelines.

Maxim AI

Evaluation · Multi-model

7.1

End-to-end evaluation, simulation, and observability platform for shipping production-grade AI agents.

Respan (formerly Keywords AI)

Evaluation · Multi-model (500+ via gateway)

7.1

LLM engineering platform combining a multi-model gateway with tracing, evals, and prompt management.

CompassRank

Evaluation · Multi-model

6.9

Public leaderboard from the OpenCompass project ranking open and closed LLMs across 100+ benchmarks.