Model Comparison

GPT-4.5 vs Mistral Small 3.2 24B Instruct

GPT-4.5 significantly outperforms across most benchmarks.

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Performance Benchmarks

Comparative analysis across standard metrics

5 benchmarks

GPT-4.5 outperforms in 5 benchmarks (GPQA, MathVista, MMLU, MMMU, SimpleQA), while Mistral Small 3.2 24B Instruct is better at 0 benchmarks.

GPT-4.5 significantly outperforms across most benchmarks.

Tue Apr 28 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
Tue Apr 28 2026 • llm-stats.com
OpenAI
GPT-4.5
Input tokens$75.00
Output tokens$150.00
Best providerOpenAI
Mistral AI
Mistral Small 3.2 24B Instruct
Input tokens$0.00
Output tokens$0.00
Best providerUnknown Organization
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Context Window

Maximum input and output token capacity

Only GPT-4.5 specifies input context (128,000 tokens). Only GPT-4.5 specifies output context (4,096 tokens).

OpenAI
GPT-4.5
Input128,000 tokens
Output4,096 tokens
Mistral AI
Mistral Small 3.2 24B Instruct
Input- tokens
Output- tokens
Tue Apr 28 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both GPT-4.5 and Mistral Small 3.2 24B Instruct support multimodal inputs.

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

GPT-4.5

Text
Images
Audio
Video

Mistral Small 3.2 24B Instruct

Text
Images
Audio
Video

License

Usage and distribution terms

GPT-4.5 is licensed under a proprietary license, while Mistral Small 3.2 24B Instruct uses Apache 2.0.

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

GPT-4.5

Proprietary

Closed source

Mistral Small 3.2 24B Instruct

Apache 2.0

Open weights

Release Timeline

When each model was launched

GPT-4.5 was released on 2025-02-27, while Mistral Small 3.2 24B Instruct was released on 2025-06-20.

Mistral Small 3.2 24B Instruct is 4 months newer than GPT-4.5.

GPT-4.5

Feb 27, 2025

1.2 years ago

Mistral Small 3.2 24B Instruct

Jun 20, 2025

10 months ago

3mo newer

Knowledge Cutoff

When training data ends

Mistral Small 3.2 24B Instruct has a documented knowledge cutoff of 2023-10-01, while GPT-4.5's cutoff date is not specified.

We can confirm Mistral Small 3.2 24B Instruct's training data extends to 2023-10-01, but cannot make a direct comparison without GPT-4.5's cutoff date.

GPT-4.5

—

Mistral Small 3.2 24B Instruct

Oct 2023

Outputs Comparison

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Key Takeaways

OpenAI
Larger context window (128,000 tokens)
Higher GPQA score (69.5% vs 46.1%)
Higher MathVista score (72.3% vs 67.1%)
Higher MMLU score (90.8% vs 80.5%)
Higher MMMU score (75.2% vs 62.5%)
Higher SimpleQA score (62.5% vs 12.1%)
Mistral AI
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
OpenAI
GPT-4.5
Mistral AI
Mistral Small 3.2 24B Instruct

FAQ

Common questions about GPT-4.5 vs Mistral Small 3.2 24B Instruct

GPT-4.5 significantly outperforms across most benchmarks. GPT-4.5 is made by OpenAI and Mistral Small 3.2 24B Instruct is made by Mistral AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.
GPT-4.5 scores GSM8k: 97.0%, MMLU: 90.8%, CharXiv-D: 90.0%, IFEval: 88.2%, HumanEval: 88.0%. Mistral Small 3.2 24B Instruct scores DocVQA: 94.9%, AI2D: 92.9%, HumanEval Plus: 92.9%, ChartQA: 87.4%, IF: 84.8%.
GPT-4.5 supports 128K tokens and Mistral Small 3.2 24B Instruct supports an unknown number of tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.
Key differences include licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.
GPT-4.5 is developed by OpenAI and Mistral Small 3.2 24B Instruct is developed by Mistral AI.