Mistral Medium 3.5vsGPT-5.6-Cyber
Mistral Medium 3.5 | GPT-5.6-Cyber | |
|---|---|---|
| Specifications | ||
Parameters | 128B | — |
Context window | 256k | — |
| Benchmarks | ||
Coding SWE-Bench VerifiedReal coding tasks pulled from open-source projects — the AI has to find and fix actual bugs. A human-checked version of the original SWE-Bench. Higher is better. | 77.6% | — |
Community preference (code) Arena Elo (Code)Like the text arena, but people vote on which AI writes better code. The votes become a chess-style Elo rating on arena.ai. Higher is better. | 1267 | — |
| Overview | ||
| Company | Mistral | OpenAI |
| Release date | Apr 29 2026 | Aug 10 2026 |
| Access | Open Weight | Proprietary |
Which is better: Mistral Medium 3.5 or GPT-5.6-Cyber?
Mistral Medium 3.5 and GPT-5.6-Cyber don't publish scores on any of the same benchmarks, so there's no direct head-to-head comparison. Mistral Medium 3.5 shipped 103 days before GPT-5.6-Cyber, so benchmark comparisons should account for the intervening progress.
Mistral Medium 3.5 is open weight, while GPT-5.6-Cyber is proprietary.
Direct benchmark comparisons are unavailable — Mistral Medium 3.5 and GPT-5.6-Cyber don't publish scores on any of the same benchmarks.
Frequently asked questions
Mistral Medium 3.5 was released by Mistral on Apr 29 2026.
GPT-5.6-Cyber was released by OpenAI on Aug 10 2026.
Mistral Medium 3.5 is an open weight model released by Mistral. GPT-5.6-Cyber is a proprietary model released by OpenAI.
Other comparisons
Mistral Medium 3.5vsClaude Opus 5GPT-5.6-CybervsClaude Opus 5Mistral Medium 3.5vsGemini 3.6 FlashGPT-5.6-CybervsGemini 3.6 FlashMistral Medium 3.5vsMuse GlimmerGPT-5.6-CybervsMuse GlimmerMistral Medium 3.5vsGrok 4.5GPT-5.6-CybervsGrok 4.5Mistral Medium 3.5vsDeepSeek-V4-Flash-0731GPT-5.6-CybervsDeepSeek-V4-Flash-0731Mistral Medium 3.5vsKimi K3GPT-5.6-CybervsKimi K3