Decision Support · Side-by-side

MedPerf vs Stanford HELM. Side by side.

Compare pricing, strengths, and use cases so it is easier to pick the right fit.

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MedPerf

Stanford HELM

Best overall

Neither MedPerf nor Stanford HELM is designed for everyday consumers; both are specialized tools for technical professionals. MedPerf wins for healthcare researchers who need privacy-preserving model validation across hospitals, while Stanford HELM is better for AI developers benchmarking large language models. The single biggest difference is that MedPerf focuses on federated medical data evaluation and Stanford HELM on standardized LLM testing.

MedPerf

Open Source (Apache License) #4729 of 3,826 Web

Stanford HELM

#3299 of 3,826 Web

Scores at a glance

MedPerfStanford HELMPractical Versatility

Onboarding Ease

Ecosystem Fit

Market Value

Choose MedPerf if

You are a hospital data scientist who needs to validate an AI model across 10+ hospitals without sharing patient data.
You work in medical research and must prove your model works on diverse populations while complying with privacy laws.
You are a clinical AI vendor and need a reproducible way to benchmark your model against competitors in a federated setting.

Choose Stanford HELM if

You are building a chatbot and want to know if GPT-4 is safer or more biased than Llama 3 before choosing one.
You are an AI researcher who needs to publish a paper comparing multiple language models on standardized tests.
You are a product manager evaluating which LLM to integrate into your app and need hard numbers on accuracy and robustness.

Key differences

MedPerf is free and open-source; Stanford HELM has no clear pricing but can incur high API costs.
MedPerf handles medical images (DICOM, NIfTI); Stanford HELM works only with text and JSON.
MedPerf requires Docker and Linux; Stanford HELM needs Python and API keys.
MedPerf is for healthcare institutions; Stanford HELM is for AI developers and researchers.
MedPerf keeps data on-premises; Stanford HELM sends prompts to cloud APIs unless you run local models.
MedPerf has no mobile app or API; Stanford HELM also lacks mobile support but has a local web dashboard.

Facts side by side

	MedPerf	Stanford HELM
Free plan
Mobile app
API access

MedPerf: strengths & weaknesses

Keeps patient data private – raw medical images never leave the hospital.
Built for multi-hospital collaboration without sharing sensitive data.
Open-source and free, backed by a reputable industry consortium (MLCommons).
Requires command-line skills and Linux – no phone app, no graphical interface.
Setup takes hours even for IT staff; non-technical clinicians will struggle.
Only useful if you work with medical imaging (DICOM, NIfTI) and have multiple sites.
No API or integrations with common tools like Excel or Google Drive.

Stanford HELM: strengths & weaknesses

Tests AI models on dozens of benchmarks (bias, accuracy, safety) in one go.
Works with both cloud APIs (OpenAI, Anthropic) and local open-source models.
Provides detailed reports that go beyond simple pass/fail scores.
No mobile app, no web-based GUI – you must use the command line.
Running full evaluations can cost hundreds of dollars in API fees.
Configuration files (YAML) are confusing for beginners without coding experience.

Common questions

Can I use MedPerf on my phone to test a medical AI app?

No. MedPerf has no mobile app and requires a Linux computer with Docker installed. It is designed for hospital IT teams, not for individual phone users.

Is Stanford HELM free to use?

The software itself is free, but running evaluations on cloud models like GPT-4 costs money per API call. A full benchmark suite can cost $50–$500 depending on the models and tests you choose.

Which tool is easier for a beginner to start with?

Neither is beginner-friendly. Stanford HELM is slightly easier because you only need Python and API keys, while MedPerf requires Docker, Linux, and medical data formatting. Both assume you can code.

Can I use these tools to compare ChatGPT vs. Google Gemini?

Stanford HELM can compare ChatGPT and Gemini on hundreds of benchmarks. MedPerf cannot – it only works with medical imaging models, not general chatbots.

MedPerf and Stanford HELM are powerful but highly technical tools for specialists – skip both if you're not a developer or medical researcher.

If you are a medical data scientist working with hospitals, MedPerf is a powerful free tool for privacy-safe model validation. For everyone else – especially developers comparing chatbots – Stanford HELM is the more practical choice. But if you just want a simple AI tool on your phone, neither of these is for you.

Visit MedPerf Visit Stanford HELM

Detail pages: MedPerf · Stanford HELM

MedPerf

Stanford HELM

Free plan

Mobile app

API access