Claude Sonnet 4.6 vs Mistral Large 3 (675B Instruct 2512) Comparison

Comparing Claude Sonnet 4.6 and Mistral Large 3 (675B Instruct 2512) across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude Sonnet 4.6 outperforms in 2 benchmarks (GPQA, MMMLU), while Mistral Large 3 (675B Instruct 2512) is better at 0 benchmarks.

Claude Sonnet 4.6 significantly outperforms across most benchmarks.

Sat Mar 14 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Mistral Large 3 (675B Instruct 2512) costs less

For input processing, Claude Sonnet 4.6 ($3.00/1M tokens) is 6.0x more expensive than Mistral Large 3 (675B Instruct 2512) ($0.50/1M tokens).

For output processing, Claude Sonnet 4.6 ($15.00/1M tokens) is 10.0x more expensive than Mistral Large 3 (675B Instruct 2512) ($1.50/1M tokens).

In conclusion, Claude Sonnet 4.6 is more expensive than Mistral Large 3 (675B Instruct 2512).*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers

Sat Mar 14 2026 • llm-stats.com

Claude Sonnet 4.6

Input tokens$3.00

Output tokens$15.00

Best providerAnthropic

Mistral Large 3 (675B Instruct 2512)

Input tokens$0.50

Output tokens$1.50

Best providerMistral

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Context Window

Maximum input and output token capacity

Mistral Large 3 (675B Instruct 2512) accepts 262,100 input tokens compared to Claude Sonnet 4.6's 200,000 tokens. Mistral Large 3 (675B Instruct 2512) can generate longer responses up to 262,100 tokens, while Claude Sonnet 4.6 is limited to 64,000 tokens.

Claude Sonnet 4.6

Input200,000 tokens

Output64,000 tokens

Mistral Large 3 (675B Instruct 2512)

Input262,100 tokens

Output262,100 tokens

Sat Mar 14 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Sonnet 4.6 and Mistral Large 3 (675B Instruct 2512) support multimodal inputs.

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

Claude Sonnet 4.6

Text

Images

Audio

Video

Mistral Large 3 (675B Instruct 2512)

Text

Images

Audio

Video

License

Usage and distribution terms

Claude Sonnet 4.6 is licensed under a proprietary license, while Mistral Large 3 (675B Instruct 2512) uses Apache 2.0.

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

Claude Sonnet 4.6

Proprietary

Closed source

Mistral Large 3 (675B Instruct 2512)

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Sonnet 4.6 was released on 2026-02-17, while Mistral Large 3 (675B Instruct 2512) was released on 2025-12-04.

Claude Sonnet 4.6 is 3 months newer than Mistral Large 3 (675B Instruct 2512).

Claude Sonnet 4.6

Feb 17, 2026

3 weeks ago

2mo newer

Mistral Large 3 (675B Instruct 2512)

Dec 4, 2025

3 months 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

Provider Availability

Claude Sonnet 4.6 is available from Anthropic. Mistral Large 3 (675B Instruct 2512) is available from Mistral AI. The availability of providers can affect quality of the model and reliability.