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Kimi K2.8 Preview vs Mistral Large 3 (675B Instruct 2512 NVFP4)

Comparing Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4) across benchmarks, pricing, and capabilities.

Moonshot AI · Mistral AI · Updated for 2026

Which is better?

Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4) trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Kimi K2.8 Preview

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

Choose Mistral Large 3 (675B Instruct 2512 NVFP4)

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

At a glance

The differences that matter most.

Kimi K2.8 Preview
Moonshot AI
Mistral Large 3 (675B Instruct 2512 NVFP4)
Mistral AI
Benchmark wins
—
—
Input price
— / M
— / M
Output price
— / M
— / M
Context window
1,048,576
—

Individual benchmarks

0 reported for Kimi K2.8 Preview · 5 for Mistral Large 3 (675B Instruct 2512 NVFP4)

No common benchmarks found

Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4)don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Context Window

Maximum input and output token capacity

Only Kimi K2.8 Preview specifies input context (1,048,576 tokens).

Moonshot AI
Kimi K2.8 Preview
Input1,048,576 tokens
Output- tokens
Mistral AI
Mistral Large 3 (675B Instruct 2512 NVFP4)
Input- tokens
Output- tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4) support multimodal inputs.

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

Kimi K2.8 Preview

Text
Images
Audio
Video

Mistral Large 3 (675B Instruct 2512 NVFP4)

Text
Images
Audio
Video

License

Usage and distribution terms

Kimi K2.8 Preview is licensed under a proprietary license, while Mistral Large 3 (675B Instruct 2512 NVFP4) uses Apache 2.0.

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

Kimi K2.8 Preview

Proprietary

Closed source

Mistral Large 3 (675B Instruct 2512 NVFP4)

Apache 2.0

Open weights

Release Timeline

When each model was launched

Kimi K2.8 Preview was released on 2026-09-11, while Mistral Large 3 (675B Instruct 2512 NVFP4) was released on 2025-12-04.

Kimi K2.8 Preview is 9 months newer than Mistral Large 3 (675B Instruct 2512 NVFP4).

Kimi K2.8 Preview

Sep 11, 2026

1 weeks ago

9mo newer
Mistral Large 3 (675B Instruct 2512 NVFP4)

Dec 4, 2025

9 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

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4) side-by-side, then vote on the output you prefer.

Kimi K2.8 Preview
✓ Preferred
Mistral Large 3 (675B Instruct 2512 NVFP4)
Open in Playground

FAQ

Common questions about Kimi K2.8 Preview vs Mistral Large 3 (675B Instruct 2512 NVFP4).

Which is better, Kimi K2.8 Preview or Mistral Large 3 (675B Instruct 2512 NVFP4)?

Kimi K2.8 Preview (Moonshot AI) and Mistral Large 3 (675B Instruct 2512 NVFP4) (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 Kimi K2.8 Preview compare to Mistral Large 3 (675B Instruct 2512 NVFP4) in benchmarks?

Mistral Large 3 (675B Instruct 2512 NVFP4) 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 Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4)?

Kimi K2.8 Preview supports 1.0M tokens and Mistral Large 3 (675B Instruct 2512 NVFP4) 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 Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4)?

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

Who makes Kimi K2.8 Preview and Mistral Large 3 (675B Instruct 2512 NVFP4)?

Kimi K2.8 Preview is developed by Moonshot AI and Mistral Large 3 (675B Instruct 2512 NVFP4) is developed by Mistral AI.

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