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Claude Haiku 5.5 vs Mistral Large 3 (675B Instruct 2512 Eagle)

Claude Haiku 5.5 leads the LLM Stats Score 50.0 to 8.7.

Anthropic · Mistral AI · Updated for 2026

Which is better?

Claude Haiku 5.5 leads the overall LLM Stats Score 50.0 to 8.7, ranking #19 overall.

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

Choose Claude Haiku 5.5

  • overall performance matters — it scores 50.0 and ranks #19 on LLM Stats
  • your work emphasizes reasoning and coding — it leads those capability indexes
  • you want the most recent training data — it shipped Oct 2026

Choose Mistral Large 3 (675B Instruct 2512 Eagle)

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

At a glance

The differences that matter most.

Claude Haiku 5.5
Anthropic
Mistral Large 3 (675B Instruct 2512 Eagle)
Mistral AI
Core performance indexes
LLM Stats Score
50.0
#19
8.7
#292
Reasoning
47.2
#27
8.9
#285
Coding
40.2
#13
1.1
#248
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.10 / M
— / M
Output price
$0.50 / M
— / M
Context window
1,000,000
—

Capability indexes

Additional strengths measured across groups of related public benchmarks

1 shared
Index
Claude Haiku 5.5
Mistral Large 3 (675B Instruct 2512 Eagle)
Math
25.7#110
18.7#184
Conservative TrueSkill rating · higher is betterHow scores work

Individual benchmarks

36 reported for Claude Haiku 5.5 · 5 for Mistral Large 3 (675B Instruct 2512 Eagle)

No common benchmarks found

Claude Haiku 5.5 and Mistral Large 3 (675B Instruct 2512 Eagle)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 Claude Haiku 5.5 specifies input context (1,000,000 tokens). Only Claude Haiku 5.5 specifies output context (128,000 tokens).

Anthropic
Claude Haiku 5.5
Input1,000,000 tokens
Output128,000 tokens
Mistral AI
Mistral Large 3 (675B Instruct 2512 Eagle)
Input- tokens
Output- tokens
Fri Oct 09 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Claude Haiku 5.5 and Mistral Large 3 (675B Instruct 2512 Eagle) support multimodal inputs.

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

Claude Haiku 5.5

Text
Images
Audio
Video

Mistral Large 3 (675B Instruct 2512 Eagle)

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Haiku 5.5 is licensed under a proprietary license, while Mistral Large 3 (675B Instruct 2512 Eagle) uses Apache 2.0.

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

Claude Haiku 5.5

Proprietary

Closed source

Mistral Large 3 (675B Instruct 2512 Eagle)

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Haiku 5.5 was released on 2026-10-07, while Mistral Large 3 (675B Instruct 2512 Eagle) was released on 2025-12-04.

Claude Haiku 5.5 is 10 months newer than Mistral Large 3 (675B Instruct 2512 Eagle).

Claude Haiku 5.5

Oct 7, 2026

2 days ago

10mo newer
Mistral Large 3 (675B Instruct 2512 Eagle)

Dec 4, 2025

10 months ago

Knowledge Cutoff

When training data ends

Claude Haiku 5.5 has a documented knowledge cutoff of 2026-06-01, while Mistral Large 3 (675B Instruct 2512 Eagle)'s cutoff date is not specified.

We can confirm Claude Haiku 5.5's training data extends to 2026-06-01, but cannot make a direct comparison without Mistral Large 3 (675B Instruct 2512 Eagle)'s cutoff date.

Claude Haiku 5.5

Jun 2026

Mistral Large 3 (675B Instruct 2512 Eagle)

—

Outputs Comparison

Notice missing or incorrect data?

Judge for yourself.

Run your own prompts against Claude Haiku 5.5 and Mistral Large 3 (675B Instruct 2512 Eagle) side-by-side, then vote on the output you prefer.

Claude Haiku 5.5
✓ Preferred
Mistral Large 3 (675B Instruct 2512 Eagle)
Open in Playground

FAQ

Common questions about Claude Haiku 5.5 vs Mistral Large 3 (675B Instruct 2512 Eagle).

Which is better, Claude Haiku 5.5 or Mistral Large 3 (675B Instruct 2512 Eagle)?

Claude Haiku 5.5 leads the LLM Stats Score 50.0 to 8.7. Claude Haiku 5.5 is made by Anthropic and Mistral Large 3 (675B Instruct 2512 Eagle) is made by Mistral AI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Claude Haiku 5.5 compare to Mistral Large 3 (675B Instruct 2512 Eagle) in benchmarks?

Claude Haiku 5.5 scores Global-MMLU: 87.8%, MILU: 87.6%, BenchCAD (with Python tool): 87.0%, Chartography: 86.2%, SWE-bench Multilingual: 83.7%. Mistral Large 3 (675B Instruct 2512 Eagle) 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 Claude Haiku 5.5 and Mistral Large 3 (675B Instruct 2512 Eagle)?

Claude Haiku 5.5 supports 1.0M tokens and Mistral Large 3 (675B Instruct 2512 Eagle) 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 Haiku 5.5 and Mistral Large 3 (675B Instruct 2512 Eagle)?

Key differences include LLM Stats Score (50.0 vs 8.7), licensing (Proprietary vs Apache 2.0). See the full comparison above for benchmark-by-benchmark results.

Who makes Claude Haiku 5.5 and Mistral Large 3 (675B Instruct 2512 Eagle)?

Claude Haiku 5.5 is developed by Anthropic and Mistral Large 3 (675B Instruct 2512 Eagle) is developed by Mistral AI.

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