Claude Opus 4.6 vs Ministral 3 (14B Reasoning 2512) Comparison

Performance Benchmarks

Comparative analysis across standard metrics

2 benchmarks

Claude Opus 4.6 outperforms in 2 benchmarks (AIME 2025, GPQA), while Ministral 3 (14B Reasoning 2512) is better at 0 benchmarks.

Claude Opus 4.6 significantly outperforms across most benchmarks.

Tue Mar 17 2026 • llm-stats.com

Arena Performance

Human preference votes

Pricing Analysis

Price comparison per million tokens

Ministral 3 (14B Reasoning 2512) costs less

For input processing, Claude Opus 4.6 ($5.00/1M tokens) is 25.0x more expensive than Ministral 3 (14B Reasoning 2512) ($0.20/1M tokens).

For output processing, Claude Opus 4.6 ($25.00/1M tokens) is 125.0x more expensive than Ministral 3 (14B Reasoning 2512) ($0.20/1M tokens).

In conclusion, Claude Opus 4.6 is more expensive than Ministral 3 (14B Reasoning 2512).*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Mar 17 2026 • llm-stats.com
Anthropic
Claude Opus 4.6
Input tokens$5.00
Output tokens$25.00
Best providerAnthropic
Mistral AI
Ministral 3 (14B Reasoning 2512)
Input tokens$0.20
Output tokens$0.20
Best providerMistral
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Context Window

Maximum input and output token capacity

Ministral 3 (14B Reasoning 2512) accepts 262,100 input tokens compared to Claude Opus 4.6's 200,000 tokens. Ministral 3 (14B Reasoning 2512) can generate longer responses up to 262,100 tokens, while Claude Opus 4.6 is limited to 128,000 tokens.

Anthropic
Claude Opus 4.6
Input200,000 tokens
Output128,000 tokens
Mistral AI
Ministral 3 (14B Reasoning 2512)
Input262,100 tokens
Output262,100 tokens
Tue Mar 17 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Claude Opus 4.6 and Ministral 3 (14B Reasoning 2512) support multimodal inputs.

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

Claude Opus 4.6

Text
Images
Audio
Video

Ministral 3 (14B Reasoning 2512)

Text
Images
Audio
Video

License

Usage and distribution terms

Claude Opus 4.6 is licensed under a proprietary license, while Ministral 3 (14B Reasoning 2512) uses Apache 2.0.

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

Claude Opus 4.6

Proprietary

Closed source

Ministral 3 (14B Reasoning 2512)

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Opus 4.6 was released on 2026-02-05, while Ministral 3 (14B Reasoning 2512) was released on 2025-12-04.

Claude Opus 4.6 is 2 months newer than Ministral 3 (14B Reasoning 2512).

Claude Opus 4.6

Feb 5, 2026

1 months ago

2mo newer
Ministral 3 (14B Reasoning 2512)

Dec 4, 2025

3 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

Provider Availability

Claude Opus 4.6 is available from Anthropic. Ministral 3 (14B Reasoning 2512) is available from Mistral AI. The availability of providers can affect quality of the model and reliability.

Claude Opus 4.6

anthropic logo
Anthropic
Input Price:Input: $5.00/1MOutput Price:Output: $25.00/1M

Ministral 3 (14B Reasoning 2512)

mistral logo
Mistral
Input Price:Input: $0.20/1MOutput Price:Output: $0.20/1M
* Prices shown are per million tokens

Outputs Comparison

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Key Takeaways

Higher AIME 2025 score (99.8% vs 85.0%)
Higher GPQA score (91.3% vs 71.2%)
Larger context window (262,100 tokens)
Less expensive input tokens
Less expensive output tokens
Has open weights

Detailed Comparison

AI Model Comparison Table
Feature
Anthropic
Claude Opus 4.6
Mistral AI
Ministral 3 (14B Reasoning 2512)