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MiniStral 3 (14B Instruct 2512) vs o1

o1 significantly outperforms across most benchmarks.

Mistral AI · OpenAI · Updated for 2026

Which is better?

MiniStral 3 (14B Instruct 2512) outperforms in 0 benchmarks, while o1 is better at 1 benchmark (MATH). o1 significantly outperforms across most benchmarks.

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

Choose MiniStral 3 (14B Instruct 2512)

  • you want the most recent training data — it shipped Dec 2025
  • you need open weights you can self-host or fine-tune

Choose o1

  • you want the strongest raw capability — it leads on 1 of 1 shared benchmarks

At a glance

The differences that matter most.

MiniStral 3 (14B Instruct 2512)
Mistral AI
o1
OpenAI
Benchmark wins
0 of 1
1 of 1
Input price
— / M
$15.00 / M
Output price
— / M
$60.00 / M
Context window
—
200,000
Released
Dec 2025
Dec 2024
License
Apache 2.0
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

MiniStral 3 (14B Instruct 2512) outperforms in 0 benchmarks, while o1 is better at 1 benchmark (MATH).

o1 significantly outperforms across most benchmarks.

Tue Aug 25 2026 • llm-stats.com

Arena Performance

Playground indexes and blind preference scores

Context Window

Maximum input and output token capacity

Only o1 specifies input context (200,000 tokens). Only o1 specifies output context (100,000 tokens).

Mistral AI
MiniStral 3 (14B Instruct 2512)
Input- tokens
Output- tokens
OpenAI
o1
Input200,000 tokens
Output100,000 tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

MiniStral 3 (14B Instruct 2512) supports multimodal inputs, whereas o1 does not.

MiniStral 3 (14B Instruct 2512) can handle both text and other forms of data like images, making it suitable for multimodal applications.

MiniStral 3 (14B Instruct 2512)

Text
Images
Audio
Video

o1

Text
Images
Audio
Video

License

Usage and distribution terms

MiniStral 3 (14B Instruct 2512) is licensed under Apache 2.0, while o1 uses a proprietary license.

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

MiniStral 3 (14B Instruct 2512)

Apache 2.0

Open weights

o1

Proprietary

Closed source

Release Timeline

When each model was launched

MiniStral 3 (14B Instruct 2512) was released on 2025-12-04, while o1 was released on 2024-12-17.

MiniStral 3 (14B Instruct 2512) is 12 months newer than o1.

MiniStral 3 (14B Instruct 2512)

Dec 4, 2025

8 months ago

11mo newer
o1

Dec 17, 2024

1.7 years 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 MiniStral 3 (14B Instruct 2512) and o1 side-by-side, then vote on the output you prefer.

MiniStral 3 (14B Instruct 2512)
✓ Preferred
o1
Open in Playground

FAQ

Common questions about MiniStral 3 (14B Instruct 2512) vs o1.

Which is better, MiniStral 3 (14B Instruct 2512) or o1?

o1 significantly outperforms across most benchmarks. MiniStral 3 (14B Instruct 2512) is made by Mistral AI and o1 is made by OpenAI. The best choice depends on your use case — compare their benchmark scores, pricing, and capabilities above.

How does MiniStral 3 (14B Instruct 2512) compare to o1 in benchmarks?

MiniStral 3 (14B Instruct 2512) scores MATH: 90.4%, Wild Bench: 68.5%, Arena Hard: 55.1%, MM-MT-Bench: 8.5%. o1 scores GSM8k: 97.1%, MATH: 96.4%, GPQA Physics: 92.8%, MMLU: 91.8%, MGSM: 89.3%.

What are the context window sizes for MiniStral 3 (14B Instruct 2512) and o1?

MiniStral 3 (14B Instruct 2512) supports an unknown number of tokens and o1 supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between MiniStral 3 (14B Instruct 2512) and o1?

Key differences include multimodal support (yes vs no), licensing (Apache 2.0 vs Proprietary). See the full comparison above for benchmark-by-benchmark results.

Who makes MiniStral 3 (14B Instruct 2512) and o1?

MiniStral 3 (14B Instruct 2512) is developed by Mistral AI and o1 is developed by OpenAI.

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