token.app › Compare › Mistral Medium 3 vs gpt-oss-120b
Mistral Medium 3 vs gpt-oss-120b
gpt-oss-120b leads on 2 of 2 shared benchmarks. gpt-oss-120b is 11× cheaper per token on a blended 3:1 basis.
Head to head
Blended price uses a 3:1 input:output mix
| Mistral Medium 3 | gpt-oss-120b | |
|---|---|---|
| Provider | Mistral AI | OpenAI |
| Input $/1M | $0.400 | $0.037 |
| Output $/1M | $2.00 | $0.170 |
| Blended $/1M | $0.800 | $0.070 |
| Context window | 131K | 131K |
| Max output | — | 131K |
| Released | May 2025 | Aug 2025 |
| Licence | Proprietary | Open weights |
| GPQA Diamond | 59.5% | 75.8% |
| OTIS Mock AIME | 32.2% | 88.9% |
Benchmark scores independently run and published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0. Only benchmarks with a score for BOTH models are compared.
Choose Mistral Medium 3 if…
- No clear advantage on the data we hold.
Choose gpt-oss-120b if…
- Costs less per token — $0.070 vs $0.800 blended
- Higher GPQA Diamond (75.8% vs 59.5%)
- Higher OTIS Mock AIME (88.9% vs 32.2%)
- Open weights — self-hostable
- Newer model (released Aug 2025)
FAQ
Which is better, Mistral Medium 3 or gpt-oss-120b?
Across the 2 benchmarks both models have independently-run scores for, Mistral Medium 3 leads on 0 and gpt-oss-120b leads on 2. Benchmarks are one input — price and context window are on this page too.
Is Mistral Medium 3 cheaper than gpt-oss-120b?
gpt-oss-120b is cheaper: $0.070 versus $0.800 per million tokens blended at 3:1 input:output. Input alone: $0.400 vs $0.037. Output alone: $2.00 vs $0.170.
What context windows do Mistral Medium 3 and gpt-oss-120b have?
Mistral Medium 3: 131,072 tokens. gpt-oss-120b: 131,072 tokens.
Who makes Mistral Medium 3 and gpt-oss-120b?
Mistral Medium 3 is made by Mistral AI. gpt-oss-120b is made by OpenAI.
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