galileo.ai · LLM Evals
Evaluation, observability and guardrail platform for AI agents and LLM apps. Cisco completed its acquisition in May 2026 and is folding it into Splunk Observability.
Galileo is one of 20 LLM eval tools on TrueIQ. See all LLM eval tools or how we check facts.
// guides
How LLM hallucination detection works in 2026: faithfulness checks, detector models like HHEM, self consistency and semantic entropy, and the tools to use.
// related
Inspect AIinspect.aisi.org.ukMIT licensed framework from the UK AI Security Institute for rigorous LLM and agent evaluations, with tool use, sandboxed tasks and 200+ prebuilt evals.LLM EvalsOpen source★ 3.1k
Ragasragas.ioOpen source library of RAG and LLM app evaluation metrics with synthetic test set generation, maintained by Vibrant Labs, the company founded by the creators of Ragas.LLM EvalsOpen source★ 16.2k
mlprintsgithub.comOpen source AGPL-3.0 framework from Sentient for implementing, attacking and verifying LLM fingerprinting methods in a shared evaluation environment.LLM EvalsOpen source★ 3
DeepEvaldeepeval.comPytest style framework for unit testing LLM apps with metrics for hallucination, relevance, RAG quality and more.LLM EvalsOpen source★ 19.2k
Promptfoopromptfoo.devOpen source CLI for testing prompts, models and RAG apps with assertions, side by side comparisons and automated red teaming. Part of OpenAI since 2026 and still MIT licensed.LLM EvalsOpen source★ 26.5k
garakgarak.aiNVIDIA's open source (Apache 2.0) LLM vulnerability scanner that probes models and endpoints for jailbreaks, prompt injection, data leakage and toxic output.LLM EvalsOpen source★ 9.7k