Models / Compare /Gemma 4 31B vs gpt-oss-120b
Head to head
Gemma 4 31B vs gpt-oss-120b
Compared on live catalog data — pricing synced daily, benchmark scores with provenance.
The short version
- gpt-oss-120b is cheaper to run hosted: $0.17/M output vs $0.34/M for Gemma 4 31B (2.0× difference at the cheapest tracked provider).
- Gemma 4 31B takes 262K tokens of context vs 131K for gpt-oss-120b.
- Gemma 4 31B scores 1498.1274 on Arena Coding vs 1390.1368 for gpt-oss-120b.
- Gemma 4 31B scores 1420.5646 on Arena Creative Writing vs 1277.4859 for gpt-oss-120b.
| Spec | ||
|---|---|---|
| Vendor | OpenAI | |
| Parameters | 32.7B | 120B |
| 262K | 131K | |
| Weights | OPEN | OPEN |
| License | Apache License 2.0 | Apache License 2.0 |
| Modality | text+image+video->text | text->text |
| Released | Mar 11, 2026 | Aug 4, 2025 |
| 20.6 GBest | 75.9 GBest | |
| Cheapest hosted | $0.10 / $0.34 per 1M (OpenRouter) | $0.037 / $0.17 per 1M (OpenRouter) |
| Tracked providers | 22 | 23 |
Gemma 4 31B — our take
Gemma 4 is a 32.7-billion-parameter text, image and video model from Google with a permissive Apache licence. It scores consistently across six Arena categories, with coding as its relative standout, and is available from ten hosts with a wide spread in price and speed.
full breakdown →gpt-oss-120b — our take
gpt-oss-120b is OpenAI's first downloadable model, released in 2025 with a permissive Apache licence and a 120.4-billion-parameter dense architecture. It offers broad measured coverage across chat, coding and creative tasks, though its scores vary sharply by category and it is text-only.
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