token.app › Compare › gpt-oss-120b vs Gemini 3.7 Flash
gpt-oss-120b vs Gemini 3.7 Flash
Gemini 3.7 Flash leads on 2 of 2 shared benchmarks. gpt-oss-120b is 5.7× cheaper per token on a blended 3:1 basis. Gemini 3.7 Flash accepts the larger context window (1.0M).
Head to head
Blended price uses a 3:1 input:output mix
| gpt-oss-120b | Gemini 3.7 Flash | |
|---|---|---|
| Provider | OpenAI | |
| Input $/1M | $0.150 | $0.750 |
| Output $/1M | $0.600 | $3.75 |
| Blended $/1M | $0.262 | $1.50 |
| Context window | 131K | 1.0M |
| Max output | 66K | 66K |
| Released | Aug 2025 | Aug 2026 |
| Licence | Open weights | Proprietary |
| GPQA Diamond | 75.8% | 94.8% |
| OTIS Mock AIME | 88.9% | 97.2% |
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 gpt-oss-120b if…
- Costs less per token — $0.262 vs $1.50 blended
- Open weights — self-hostable
Choose Gemini 3.7 Flash if…
- Higher GPQA Diamond (94.8% vs 75.8%)
- Higher OTIS Mock AIME (97.2% vs 88.9%)
- Larger context window (1.0M)
- Newer model (released Aug 2026)
FAQ
Which is better, gpt-oss-120b or Gemini 3.7 Flash?
Across the 2 benchmarks both models have independently-run scores for, gpt-oss-120b leads on 0 and Gemini 3.7 Flash leads on 2. Benchmarks are one input — price and context window are on this page too.
Is gpt-oss-120b cheaper than Gemini 3.7 Flash?
gpt-oss-120b is cheaper: $0.262 versus $1.50 per million tokens blended at 3:1 input:output. Input alone: $0.150 vs $0.750. Output alone: $0.600 vs $3.75.
What context windows do gpt-oss-120b and Gemini 3.7 Flash have?
gpt-oss-120b: 131,072 tokens. Gemini 3.7 Flash: 1,048,576 tokens.
Who makes gpt-oss-120b and Gemini 3.7 Flash?
gpt-oss-120b is made by OpenAI. Gemini 3.7 Flash is made by Google.