Alternatives to PandaProbe

Open-source benchmark that scores AI agents on real, multi-step software-company work tasks.

Trace, evaluate, and iterate AI agents with Phoenix — open-source LLM observability you can self-host.

Open-source LLM observability, prompt management, and evaluation for teams running AI agents in production.

Open-source toolkit for benchmarking vision-language models across 80+ multimodal tasks, with rankings published on the Open VLM Leaderboard.

Open-source, OpenTelemetry-native observability for AI agents that catches failures automatically and helps you fix them.

Arena AI is a free LLM leaderboard where live head-to-head battles and community votes rank chat models, coding agents, and fullstack code.

Fiddler AI is an enterprise AI control plane for agent observability, guardrails, and governance across the agentic lifecycle.

Simulation-first evaluation and training infrastructure for AI agents, built on Digital World Models.

OpenCompass (司南) benchmarks LLMs, VLMs, and AI4S models against 100+ open evaluation datasets with published, dated leaderboards

Open visual document retrieval benchmark and ColPali-style model suite for evaluating enterprise RAG retrievers on visually rich documents.

AppWorld is a simulated-world benchmark for evaluating AI coding agents across 9 apps and 457 APIs.

BALROG is an open ICLR-published benchmark that scores agentic LLM and VLM reasoning across seven procedurally generated games.

A Carnegie Mellon research benchmark of 910 visually grounded web tasks for multimodal browser agents, scored by execution rather than string matching.

ClawBench benchmarks AI browser agents on live websites with HTTP-interception scoring and LLM-judge grading.

Polymath builds simulation environments where autonomous AI agents train and are evaluated on long-horizon, multi-tool tasks

Silico is Goodfire's interpretability agent for understanding, debugging, and controlling the internals of your AI models

Weights & Biases tracks ML experiments and traces LLM apps so teams can ship AI models faster

Hume AI provides real human feedback, simulation, and expression measurement for emotionally intelligent voice AI.

Paste one prompt, see how 40+ AI models answer it, then pick the one that's best, fastest, or cheapest.

Independent AI leaderboard scoring 400+ models from every major lab on one composite number that blends benchmark results with live API speed and pricing.

Free public leaderboard ranking LLMs on real-world agentic tasks like planning and tool use

MathArena is a free LLM math benchmark leaderboard scoring frontier models on ArXivLean proofs, BrokenArXiv, and ArXivMath competition

Free browser benchmark that ranks AI models on 3D voxel build prompts and human votes.