GPT-5.2 Pro vs Mistral Medium 3
Compare GPT-5.2 Pro by OpenAI against Mistral Medium 3 by Mistral AI, context windows of 400K vs 131K, tested across 31 shared challenges. Updated April 2026.
Which is better, GPT-5.2 Pro or Mistral Medium 3?
GPT-5.2 Pro and Mistral Medium 3 are both competitive models. GPT-5.2 Pro costs $21/M input tokens vs $0.4/M for Mistral Medium 3. Context windows: 400K vs 131K tokens. Compare their real outputs side by side below.
Key Differences Between GPT-5.2 Pro and Mistral Medium 3
GPT-5.2 Pro is made by openai while Mistral Medium 3 is from mistral. GPT-5.2 Pro has a 400K token context window compared to Mistral Medium 3's 131K. On pricing, GPT-5.2 Pro costs $21/M input tokens vs $0.4/M for Mistral Medium 3.
No community votes yet. On paper, GPT-5.2 Pro has the edge — bigger model tier, newer, bigger context window, major provider backing.
Mistral Medium 3 is 84x cheaper per token — worth considering if cost matters.
Style Comparison
Mistral Medium 3 uses 6.0x more emoji
vsAsk them anything yourself
Some models write identically. You are paying for the brand.
178 models fingerprinted across 32 writing dimensions. Free research.
185x
price gap between models that write identically
178
models
12
clone pairs
32
dimensions
279 AI models invented the same fake scientist.
We read every word. 250 models. 2.14 million words. This is what we found.
