GPT-5.2vsMistral Medium 3
Mistral Medium 3 is cheaper than GPT-5.2 at $0.4/M vs $1.75/M input tokens.
| Spec | GPT-5.2 | Mistral Medium 3 |
|---|---|---|
| Input price | $1.75/M tokens | $0.4/M tokens |
| Output price | $14/M tokens | $2/M tokens |
| Context window | 400K tokens | 131K tokens |
| Weights | Closed | — |
| Free API (OpenRouter) | No | No |
| Released | Dec 2025 | May 2025 |
Our Verdict
GPT-5.2
Mistral Medium 3Runner-up
Not enough votes to call it. On the specs, GPT-5.2 has the edge: bigger model tier, newer, bigger context window, major provider backing.
Mistral Medium 3 costs 7.0x less per token.
Slight edge
Reviewing agent-written code?See a Brief PR report
API pricing
Cost per 1M tokens
GPT-5.2
Input
$1.75
Output
$14.00
Mistral Medium 3
Input
$0.40
4.4× cheaper
Output
$2.00
7.0× cheaper
Mistral Medium 3 is cheaper on both: 4.4× input, 7.0× output.
Where to run it
3 hosts
Mistral Medium 31 host
Per million tokens. Prices and uptime via OpenRouter, checked 11 Sep 2026.
Writing DNA
Style Comparison
Similarity
52%
Mistral Medium 3 uses 3.9x more emoji
GPT-5.2
Mistral Medium 3
64%Vocabulary55%
16wSentence Length18w
0.34Hedging0.75
9.4Bold7.0
3.9Lists5.2
0.06Emoji0.23
0.89Headings1.11
0.31Transitions0.16
Based on 15 + 28 text responses
Research
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