Model Comparison

GPT-5.4 vs Gemma 4 26B-A4B

GPT-5.4 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

GPT-5.4 outperforms in 3 benchmarks (GPQA, Humanity's Last Exam, MMMU-Pro), while Gemma 4 26B-A4B is better at 0 benchmarks.

GPT-5.4 significantly outperforms across most benchmarks.

Thu Apr 02 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Cost data unavailable.

Lowest available price from all providers
Thu Apr 02 2026 • llm-stats.com
OpenAI
GPT-5.4
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
Google
Gemma 4 26B-A4B
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Input Capabilities

Supported data types and modalities

Both GPT-5.4 and Gemma 4 26B-A4B support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

GPT-5.4

Text
Images
Audio
Video

Gemma 4 26B-A4B

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-5.4 is licensed under a proprietary license, while Gemma 4 26B-A4B uses Apache 2.0.

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

GPT-5.4

Proprietary

Closed source

Gemma 4 26B-A4B

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-5.4 was released on 2026-03-05, while Gemma 4 26B-A4B was released on 2026-04-02.

Gemma 4 26B-A4B is 1 month newer than GPT-5.4.

GPT-5.4

Mar 5, 2026

4 weeks ago

Gemma 4 26B-A4B

Apr 2, 2026

0 days ago

4w newer

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
Higher GPQA score (92.8% vs 82.3%)
Higher Humanity's Last Exam score (39.8% vs 17.2%)
Higher MMMU-Pro score (81.2% vs 73.8%)
Google
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-5.4
Google
Gemma 4 26B-A4B

FAQ

Common questions about GPT-5.4 vs Gemma 4 26B-A4B

GPT-5.4 significantly outperforms across most benchmarks. GPT-5.4 is made by OpenAI and Gemma 4 26B-A4B is made by Google. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-5.4 scores Tau2 Telecom: 98.9%, ARC-AGI: 93.7%, Graphwalks BFS <128k: 93.0%, GPQA: 92.8%, Graphwalks parents <128k: 89.8%. Gemma 4 26B-A4B scores AIME 2026: 88.3%, MMMLU: 86.3%, t2-bench: 85.5%, MMLU-Pro: 82.6%, MathVision: 82.4%.
Key differences include licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
GPT-5.4 is developed by OpenAI and Gemma 4 26B-A4B is developed by Google.