Model Comparison

GPT OSS 120B vs MedGemma 4B IT

Comparing GPT OSS 120B and MedGemma 4B IT across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

GPT OSS 120B and MedGemma 4B IT don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Human preference votes

Model Size

Parameter count comparison

112.5B diff

GPT OSS 120B has 112.5B more parameters than MedGemma 4B IT, making it 2616.3% larger.

OpenAI
GPT OSS 120B
116.8Bparameters
Google
MedGemma 4B IT
4.3Bparameters
116.8B
GPT OSS 120B
4.3B
MedGemma 4B IT

Context Window

Maximum input and output token capacity

Only GPT OSS 120B specifies input context (131,072 tokens). Only GPT OSS 120B specifies output context (131,072 tokens).

OpenAI
GPT OSS 120B
Input131,072 tokens
Output131,072 tokens
Google
MedGemma 4B IT
Input- tokens
Output- tokens
Fri May 22 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

MedGemma 4B IT supports multimodal inputs, whereas GPT OSS 120B does not.

MedGemma 4B IT can handle both text and other forms of data like images, making it suitable for multimodal applications.

GPT OSS 120B

Text
Images
Audio
Video

MedGemma 4B IT

Text
Images
Audio
Video

License

Usage and distribution terms

GPT OSS 120B is licensed under Apache 2.0, while MedGemma 4B IT uses Health AI Developer Foundations terms of use.

License differences may affect how you can use these models in commercial or open-source projects.

GPT OSS 120B

Apache 2.0

Open weights

MedGemma 4B IT

Health AI Developer Foundations terms of use

Open weights

Release Timeline

When each model was launched

GPT OSS 120B was released on 2025-08-05, while MedGemma 4B IT was released on 2025-05-20.

GPT OSS 120B is 3 months newer than MedGemma 4B IT.

GPT OSS 120B

Aug 5, 2025

9 months ago

2mo newer
MedGemma 4B IT

May 20, 2025

1.0 years ago

Knowledge Cutoff

When training data ends

Neither model specifies a knowledge cutoff date.

Unable to compare the recency of their training data.

No cutoff dates available

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (131,072 tokens)
Google
Supports multimodal inputs

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT OSS 120B
Google
MedGemma 4B IT

FAQ

Common questions about GPT OSS 120B vs MedGemma 4B IT.

Which is better, GPT OSS 120B or MedGemma 4B IT?

GPT OSS 120B (OpenAI) and MedGemma 4B IT (Google) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does GPT OSS 120B compare to MedGemma 4B IT in benchmarks?

GPT OSS 120B scores MMLU: 90.0%, CodeForces: 82.1%, GPQA: 80.1%, TAU-bench Retail: 67.8%, HealthBench: 57.6%. MedGemma 4B IT scores MIMIC CXR: 88.9%, DermMCQA: 71.8%, PathMCQA: 69.8%, SlakeVQA: 62.3%, VQA-Rad: 49.9%.

What are the context window sizes for GPT OSS 120B and MedGemma 4B IT?

GPT OSS 120B supports 131K tokens and MedGemma 4B IT supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between GPT OSS 120B and MedGemma 4B IT?

Key differences include multimodal support (no vs yes), licensing (Apache 2.0 vs Health AI Developer Foundations terms of use). See the full comparison above for benchmark-by-benchmark results.

Who makes GPT OSS 120B and MedGemma 4B IT?

GPT OSS 120B is developed by OpenAI and MedGemma 4B IT is developed by Google.