Model Comparison

Grok-3 vs Mistral Large 3 (675B Instruct 2512)

Grok-3 significantly outperforms across most benchmarks. Mistral Large 3 (675B Instruct 2512) is 8.0x cheaper per token.

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Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Grok-3 outperforms in 2 benchmarks (GPQA, LiveCodeBench), while Mistral Large 3 (675B Instruct 2512) is better at 0 benchmarks.

Grok-3 significantly outperforms across most benchmarks.

Thu May 28 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, Grok-3 ($3.00/1M tokens) is 6.0x more expensive than Mistral Large 3 (675B Instruct 2512) ($0.50/1M tokens).

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

In conclusion, Grok-3 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
Thu May 28 2026 • llm-stats.com
xAI
Grok-3
Input tokens$3.00
Output tokens$15.00
Best providerxAI
Mistral AI
Mistral Large 3 (675B Instruct 2512)
Input tokens$0.50
Output tokens$1.50
Best providerMistral
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Mistral Large 3 (675B Instruct 2512) accepts 262,100 input tokens compared to Grok-3's 128,000 tokens. Mistral Large 3 (675B Instruct 2512) can generate longer responses up to 262,100 tokens, while Grok-3 is limited to 8,000 tokens.

xAI
Grok-3
Input128,000 tokens
Output8,000 tokens
Mistral AI
Mistral Large 3 (675B Instruct 2512)
Input262,100 tokens
Output262,100 tokens
Thu May 28 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok-3 and Mistral Large 3 (675B Instruct 2512) support multimodal inputs.

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

Grok-3

Text
Images
Audio
Video

Mistral Large 3 (675B Instruct 2512)

Text
Images
Audio
Video

License

Usage and distribution terms

Grok-3 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.

Grok-3

Proprietary

Closed source

Mistral Large 3 (675B Instruct 2512)

Apache 2.0

Open weights

Release Timeline

When each model was launched

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

Mistral Large 3 (675B Instruct 2512) is 10 months newer than Grok-3.

Grok-3

Feb 17, 2025

1.3 years ago

Mistral Large 3 (675B Instruct 2512)

Dec 4, 2025

5 months ago

9mo newer

Knowledge Cutoff

When training data ends

Grok-3 has a documented knowledge cutoff of 2024-11-17, while Mistral Large 3 (675B Instruct 2512)'s cutoff date is not specified.

We can confirm Grok-3's training data extends to 2024-11-17, but cannot make a direct comparison without Mistral Large 3 (675B Instruct 2512)'s cutoff date.

Grok-3

Nov 2024

Mistral Large 3 (675B Instruct 2512)

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Provider Availability

Grok-3 is available from xAI. Mistral Large 3 (675B Instruct 2512) is available from Mistral AI.

Grok-3

xai logo
xAI
Input Price:Input: $3.00/1MOutput Price:Output: $15.00/1M

Mistral Large 3 (675B Instruct 2512)

mistral logo
Mistral
Input Price:Input: $0.50/1MOutput Price:Output: $1.50/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Key Takeaways

xAI
Higher GPQA score (84.6% vs 43.9%)
Higher LiveCodeBench score (79.4% vs 34.4%)
Mistral AI
Larger context window (262,100 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights
xAIGrok-3
Mistral AIMistral Large 3 (675B Instruct 2512)
Compare in Playground

Detailed Comparison

AI Model Comparison Table
Feature
xAI
Grok-3
Mistral AI
Mistral Large 3 (675B Instruct 2512)

FAQ

Common questions about Grok-3 vs Mistral Large 3 (675B Instruct 2512).

Which is better, Grok-3 or Mistral Large 3 (675B Instruct 2512)?

Grok-3 significantly outperforms across most benchmarks. Grok-3 is made by xAI and Mistral Large 3 (675B Instruct 2512) is made by Mistral AI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does Grok-3 compare to Mistral Large 3 (675B Instruct 2512) in benchmarks?

Grok-3 scores AIME 2024: 93.3%, AIME 2025: 93.3%, GPQA: 84.6%, LiveCodeBench: 79.4%, MMMU: 78.0%. Mistral Large 3 (675B Instruct 2512) scores MMMLU: 85.5%, AMC_2022_23: 52.0%, GPQA: 43.9%, LiveCodeBench: 34.4%, SimpleQA: 23.8%.

Is Grok-3 cheaper than Mistral Large 3 (675B Instruct 2512)?

Mistral Large 3 (675B Instruct 2512) is 6.0x cheaper for input tokens. Grok-3 costs $3.00/M input and $15.00/M output via xai. Mistral Large 3 (675B Instruct 2512) costs $0.50/M input and $1.50/M output via mistral.

What are the context window sizes for Grok-3 and Mistral Large 3 (675B Instruct 2512)?

Grok-3 supports 128K tokens and Mistral Large 3 (675B Instruct 2512) supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-3 and Mistral Large 3 (675B Instruct 2512)?

Key differences include context window (128K vs 262K), input pricing ($3.00 vs $0.50/M), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok-3 and Mistral Large 3 (675B Instruct 2512)?

Grok-3 is developed by xAI and Mistral Large 3 (675B Instruct 2512) is developed by Mistral AI.