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Grok 4.6 vs Mistral Large 3 (675B Base)

Comparing Grok 4.6 and Mistral Large 3 (675B Base) across benchmarks, pricing, and capabilities.

xAI · Mistral AI · Updated for 2026

Which is better?

Grok 4.6 and Mistral Large 3 (675B Base) trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

Based on current benchmark, pricing, and model metadata for 2026.

Choose Grok 4.6

  • you want the most recent training data — it shipped Aug 2026

Choose Mistral Large 3 (675B Base)

  • you need open weights you can self-host or fine-tune

At a glance

The differences that matter most.

Grok 4.6
xAI
Mistral Large 3 (675B Base)
Mistral AI
Benchmark wins
—
—
Input price
$2.00 / M
— / M
Output price
$6.00 / M
— / M
Context window
500,000
—
Released
Aug 2026
Dec 2025
License
Proprietary
Apache 2.0

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Grok 4.6 and Mistral Large 3 (675B Base)don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Playground indexes and blind preference scores

Context Window

Maximum input and output token capacity

Only Grok 4.6 specifies input context (500,000 tokens).

xAI
Grok 4.6
Input500,000 tokens
Output- tokens
Mistral AI
Mistral Large 3 (675B Base)
Input- tokens
Output- tokens
Mon Aug 24 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok 4.6 and Mistral Large 3 (675B Base) support multimodal inputs.

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

Grok 4.6

Text
Images
Audio
Video

Mistral Large 3 (675B Base)

Text
Images
Audio
Video

License

Usage and distribution terms

Grok 4.6 is licensed under a proprietary license, while Mistral Large 3 (675B Base) uses Apache 2.0.

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

Grok 4.6

Proprietary

Closed source

Mistral Large 3 (675B Base)

Apache 2.0

Open weights

Release Timeline

When each model was launched

Grok 4.6 was released on 2026-08-12, while Mistral Large 3 (675B Base) was released on 2025-12-04.

Grok 4.6 is 8 months newer than Mistral Large 3 (675B Base).

Grok 4.6

Aug 12, 2026

1 weeks ago

8mo newer
Mistral Large 3 (675B Base)

Dec 4, 2025

8 months ago

Knowledge Cutoff

When training data ends

Grok 4.6 has a documented knowledge cutoff of 2026-02-01, while Mistral Large 3 (675B Base)'s cutoff date is not specified.

We can confirm Grok 4.6's training data extends to 2026-02-01, but cannot make a direct comparison without Mistral Large 3 (675B Base)'s cutoff date.

Grok 4.6

Feb 2026

Mistral Large 3 (675B Base)

—

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Grok 4.6 and Mistral Large 3 (675B Base) side-by-side, then vote on the output you prefer.

Grok 4.6
✓ Preferred
Mistral Large 3 (675B Base)
Open in Playground

FAQ

Common questions about Grok 4.6 vs Mistral Large 3 (675B Base).

Which is better, Grok 4.6 or Mistral Large 3 (675B Base)?

Grok 4.6 (xAI) and Mistral Large 3 (675B Base) (Mistral AI) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Grok 4.6 compare to Mistral Large 3 (675B Base) in benchmarks?

Grok 4.6 scores CursorBench v3.2: 69.9%, DeepSWE 1.1: 65.9%, FrontierCode: 61.3%, AA-Index: 61.0%, GDPval-AA: 58.4%. Mistral Large 3 (675B Base) scores MMMLU: 85.5%, AMC_2022_23: 52.0%, GPQA: 43.9%, LiveCodeBench: 34.4%, SimpleQA: 23.8%.

What are the context window sizes for Grok 4.6 and Mistral Large 3 (675B Base)?

Grok 4.6 supports 500K tokens and Mistral Large 3 (675B Base) 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 Grok 4.6 and Mistral Large 3 (675B Base)?

Key differences include licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok 4.6 and Mistral Large 3 (675B Base)?

Grok 4.6 is developed by xAI and Mistral Large 3 (675B Base) is developed by Mistral AI.

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