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  5. GPT-5 MinivsMistral Large 3 2512
Updated Dec 2025

GPT-5 MinivsMistral Large 3 2512

Mistral Large 3 2512 is the newer model, released after GPT-5 Mini.

GPT-5 Mini and Mistral Large 3 2512 compared across 55 shared prompts
SpecGPT-5 MiniMistral Large 3 2512
Input price$0.25/M tokens—
Output price$2/M tokens—
WeightsClosedOpen
Free API (OpenRouter)NoNo
ReleasedAug 2025Dec 2025
Our Verdict
Mistral Large 3 2512
Mistral Large 3 2512
GPT-5 Mini
GPT-5 MiniRunner-up

Not enough votes to call it. On the specs, Mistral Large 3 2512 has the edge: bigger model tier, newer.

Too close to call

Reviewing agent-written code?See a Brief PR report

API pricing

Cost per 1M tokens

GPT-5 Mini
Input
$0.25
Output
$2.00
Mistral Large 3 2512
Input
—
Output
—
Where to run it

3 hosts

GPT-5 Mini2 hosts
HostInOutContextUptime
Azure AI Foundry$0.25 in·$2.00 out·400k·100% upOpenAI$0.25 in·$2.00 out·400k·99.9% up
Mistral Large 3 25121 host
HostInOutContextUptime
Mistral$0.50 in·$1.50 out·262k·99.8% up

Per million tokens. Prices and uptime via OpenRouter, checked 11 Sep 2026.

Writing DNA

Style Comparison

Similarity
32%

Mistral Large 3 2512 uses 1095.5x more bold

GPT-5 Mini
Mistral Large 3 2512
62%Vocabulary52%
22wSentence Length20w
0.21Hedging0.51
0.0Bold11.0
3.8Lists5.3
0.00Emoji0.65
0.00Headings1.06
0.04Transitions0.07
Based on 21 + 28 text responses
Research

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Rival
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