Claude Opus 4.5 vs Ministral 3 (14B Reasoning 2512) Comparison

Comparing Claude Opus 4.5 and Ministral 3 (14B Reasoning 2512) across benchmarks, pricing, and capabilities.

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Performance Benchmarks

Comparative analysis across standard metrics

1 benchmarks

Claude Opus 4.5 outperforms in 1 benchmarks (GPQA), while Ministral 3 (14B Reasoning 2512) is better at 0 benchmarks.

Claude Opus 4.5 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 4.5 ($5.00/1M tokens) is 25.0x more expensive than Ministral 3 (14B Reasoning 2512) ($0.20/1M tokens).

For output processing, Claude Opus 4.5 ($25.00/1M tokens) is 125.0x more expensive than Ministral 3 (14B Reasoning 2512) ($0.20/1M tokens).

In conclusion, Claude Opus 4.5 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

Claude Opus 4.5

Input tokens$5.00

Output tokens$25.00

Best providerAnthropic

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 4.5's 200,000 tokens. Ministral 3 (14B Reasoning 2512) can generate longer responses up to 262,100 tokens, while Claude Opus 4.5 is limited to 64,000 tokens.

Claude Opus 4.5

Input200,000 tokens

Output64,000 tokens

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 4.5 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 4.5

Text

Images

Audio

Video

Ministral 3 (14B Reasoning 2512)

Text

Images

Audio

Video

License

Usage and distribution terms

Claude Opus 4.5 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 4.5

Proprietary

Closed source

Ministral 3 (14B Reasoning 2512)

Apache 2.0

Open weights

Release Timeline

When each model was launched

Claude Opus 4.5 was released on 2025-11-24, while Ministral 3 (14B Reasoning 2512) was released on 2025-12-04.

Ministral 3 (14B Reasoning 2512) is 0 month newer than Claude Opus 4.5.

Claude Opus 4.5

Nov 24, 2025

3 months ago

Ministral 3 (14B Reasoning 2512)

Dec 4, 2025

3 months ago

1w newer

Knowledge Cutoff

When training data ends

Claude Opus 4.5 has a documented knowledge cutoff of 2025-03-31, while Ministral 3 (14B Reasoning 2512)'s cutoff date is not specified.

We can confirm Claude Opus 4.5's training data extends to 2025-03-31, but cannot make a direct comparison without Ministral 3 (14B Reasoning 2512)'s cutoff date.

Claude Opus 4.5

Mar 2025

Ministral 3 (14B Reasoning 2512)

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Provider Availability

Claude Opus 4.5 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.