Model Comparison

Claude 3.7 Sonnet vs Magistral Small 2506Which is better in 2026?

Claude 3.7 Sonnet shows notably better performance in the majority of benchmarks.

Verdict: Claude 3.7 Sonnet vs Magistral Small 2506 — which is better?

Claude 3.7 Sonnet (by Anthropic) and Magistral Small 2506 (by Mistral AI) are two of the AI models people compare most. Here is how they stack up on benchmarks, price and capabilities, and which one to pick in 2026.

Claude 3.7 Sonnet outperforms in 2 benchmarks (AIME 2024, GPQA), while Magistral Small 2506 is better at 1 benchmark (AIME 2025). Claude 3.7 Sonnet shows notably better performance in the majority of benchmarks.

Choose Claude 3.7 Sonnet if…

  • you want the strongest raw capability — it leads on 2 of 3 shared benchmarks

Choose Magistral Small 2506 if…

  • you want the most recent training data — it shipped Jun 2025
  • you need open weights you can self-host or fine-tune

Performance Benchmarks

Comparative analysis across standard metrics

3 benchmarks

Claude 3.7 Sonnet outperforms in 2 benchmarks (AIME 2024, GPQA), while Magistral Small 2506 is better at 1 benchmark (AIME 2025).

Claude 3.7 Sonnet shows notably better performance in the majority of benchmarks.

Mon Jul 27 2026 • llm-stats.com

Arena Performance

Human preference votes

Context Window

Maximum input and output token capacity

Only Claude 3.7 Sonnet specifies input context (200,000 tokens). Only Claude 3.7 Sonnet specifies output context (128,000 tokens).

Anthropic
Claude 3.7 Sonnet
Input200,000 tokens
Output128,000 tokens
Mistral AI
Magistral Small 2506
Input- tokens
Output- tokens
Mon Jul 27 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Claude 3.7 Sonnet supports multimodal inputs, whereas Magistral Small 2506 does not.

Claude 3.7 Sonnet can handle both text and other forms of data like images, making it suitable for multimodal applications.

Claude 3.7 Sonnet

Text
Images
Audio
Video

Magistral Small 2506

Text
Images
Audio
Video

License

Usage and distribution terms

Claude 3.7 Sonnet is licensed under a proprietary license, while Magistral Small 2506 uses Apache 2.0.

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

Claude 3.7 Sonnet

Proprietary

Closed source

Magistral Small 2506

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude 3.7 Sonnet was released on 2025-02-24, while Magistral Small 2506 was released on 2025-06-10.

Magistral Small 2506 is 4 months newer than Claude 3.7 Sonnet.

Claude 3.7 Sonnet

Feb 24, 2025

1.4 years ago

Magistral Small 2506

Jun 10, 2025

1.1 years ago

3mo newer

Knowledge Cutoff

When training data ends

Magistral Small 2506 has a documented knowledge cutoff of 2025-06-01, while Claude 3.7 Sonnet's cutoff date is not specified.

We can confirm Magistral Small 2506's training data extends to 2025-06-01, but cannot make a direct comparison without Claude 3.7 Sonnet's cutoff date.

Claude 3.7 Sonnet

—

Magistral Small 2506

Jun 2025

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

Anthropic
Larger context window (200,000 tokens)
Supports multimodal inputs
Higher AIME 2024 score (80.0% vs 70.7%)
Higher GPQA score (84.8% vs 68.2%)
Mistral AI
Has open weights
Higher AIME 2025 score (62.8% vs 54.8%)
AnthropicClaude 3.7 Sonnet
Mistral AIMagistral Small 2506
Compare in Playground

Detailed Comparison

Interactive Arena

Judge for yourself.

Run your own prompts against Claude 3.7 Sonnet and Magistral Small 2506 side-by-side, then vote on the output you prefer.

Claude 3.7 Sonnet
✓ Preferred
Magistral Small 2506
Open in Playground
AI Model Comparison Table
Feature
Anthropic
Claude 3.7 Sonnet
Mistral AI
Magistral Small 2506

FAQ

Common questions about Claude 3.7 Sonnet vs Magistral Small 2506.

Which is better, Claude 3.7 Sonnet or Magistral Small 2506?

Claude 3.7 Sonnet shows notably better performance in the majority of benchmarks. Claude 3.7 Sonnet is made by Anthropic and Magistral Small 2506 is made by Mistral AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Claude 3.7 Sonnet compare to Magistral Small 2506 in benchmarks?

Claude 3.7 Sonnet scores MATH-500: 96.2%, IFEval: 93.2%, MMMLU: 86.1%, GPQA: 84.8%, TAU-bench Retail: 81.2%. Magistral Small 2506 scores AIME 2024: 70.7%, GPQA: 68.2%, AIME 2025: 62.8%, LiveCodeBench: 51.3%.

What are the context window sizes for Claude 3.7 Sonnet and Magistral Small 2506?

Claude 3.7 Sonnet supports 200K tokens and Magistral Small 2506 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 Claude 3.7 Sonnet and Magistral Small 2506?

Key differences include multimodal support (yes vs no), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude 3.7 Sonnet and Magistral Small 2506?

Claude 3.7 Sonnet is developed by Anthropic and Magistral Small 2506 is developed by Mistral AI.

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