Compares thinking models and multi-agent frameworks on complex medical reasoning that single-pass answering fails.

MedAgentsBench is a benchmark in healthcare AI. Compares thinking models and multi-agent frameworks on complex medical reasoning that single-pass answering fails. Scores are reported as: Accuracy on hard multi-step cases, reported by framework.

Audited by MedCheckTang et al., 2025

Key facts

What it measuresCompares thinking models and multi-agent frameworks on complex medical reasoning that single-pass answering fails.
Who should careTeams choosing between reasoning models and agent scaffolds.
Use it whenDeciding whether an agent framework earns its cost over a single model call.
Do not use it forSimple factual question answering.
Score scaleAccuracy on hard multi-step cases, reported by framework.
Grader methodunknown
First released2025
LanguagesEnglish
Use casesagentic, clinical decision support
CitationTang et al., 2025
Statusactive

Paper

Frequently asked questions

What does MedAgentsBench measure?

Compares thinking models and multi-agent frameworks on complex medical reasoning that single-pass answering fails.

Who should use MedAgentsBench?

Teams choosing between reasoning models and agent scaffolds. Deciding whether an agent framework earns its cost over a single model call.

What should MedAgentsBench not be used for?

Simple factual question answering.

How are MedAgentsBench scores reported?

Accuracy on hard multi-step cases, reported by framework. Scores from different benchmarks are not comparable to each other.

Is MedAgentsBench independent?

No conflicts of interest have been verified for MedAgentsBench in this registry as of 2026-08-05. Absence of a recorded conflict means none has been verified, not that none exists.

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MedChain

Interactive sequential benchmarking that follows a case through stages the way a real clinic does.

MediQ

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MVME (AI Hospital)

A multi-agent simulator where models play clinician, patient and examiner roles through a full interaction.

Last verified 2026-08-05. Governance and conflict data compiled by Healthcare Discovery from primary sources, each linked above. Seed inventory from Ma et al., Beyond the Leaderboard, ACL 2026. How we verify · All 63 entities