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Gemma 4 31B IT
google·google/gemma-4-31b-it·BETA·Open weights·gemma series
Largest Gemma 4 instruction model for open, self-hosted chat and reasoning
At a glance
Official pricePrice undisclosed
Lowest paid$0.08 / $0.35
Kilo Gateway Gateway · 12.4× spread
5 more $0 channels
Context262,144
⚠ Providers report 32,768–262,144; the table below is authoritative
Output limit32,768
Capabilities
✓ Reasoning✓ Tool use✓ Structured output✓ Temperature✓ Attachments
⚠ Providers report capability flags inconsistently
Modalities
TextImageVideoPDF
Knowledge cutoff2025-01
Released / updated2026-04-02 / 2026-04-02
Quality & performance
Artificial Analysis doesn't cover this model (267 of 2059 have data). Quality data comes from independent evals covering widely used models.
Available at 29 providers23 with public prices · 5 free
| Provider | Tier | Input | Output | Cache read | Cache write | Context | Output limit | Status |
|---|---|---|---|---|---|---|---|---|
| Nvidia | First-party | Free | — | — | 256,000 ⚠ | 16,384 | ||
| QVAC gemma4-31b | Gateway | Free | — | — | 262,144 | 32,768 | ||
| Kenari | Gateway | Free | — | — | 262,144 | 32,768 | ||
| UnoRouter gemma-4-31b-it:free | Gateway | Free | — | — | 262,144 | 32,768 | ||
| Requesty | Gateway | Free | — | — | 262,144 | 8,192 | ||
| Kilo Gateway | Gateway | $0.08 | $0.35 | $0.01 | — | 262,144 | 262,144 | |
| CrofAI | Gateway | $0.10 | $0.30 | $0.02 | — | 262,144 | 262,144 | |
| DevPass (LLM Gateway) | Gateway | $0.102 | $0.297 | $0.012 | — | 262,144 | 32,768 | |
| OpenRouter | Gateway | $0.10 | $0.34 | $0.10 | — | 262,144 | 262,144 | |
| Lilac | Gateway | $0.11 | $0.35 | — | — | 262,100 ⚠ | 262,100 | |
| GoogleOfficial | First-party | — | — | — | — | 262,144 | 32,768 | hostTable.undisclosed |
Sorted by blended price (input×0.75 + output×0.25) asc. The official channel always shows regardless of rank. Whether a gateway's low price is actually usable can't be verified.
Your usage cost
1DevPass (LLM Gateway)$24.45
2Kilo Gateway$25.10
3CrofAI$25.40
4NEAR AI Cloud$33.52
5OpenRouter$37.00
6Lilac$39.50
5 more channels offer $0 (Nvidia, QVAC, Kenari etc.); free tiers usually have rate limits and no SLA, excluded from ranking.
The cheapest paid channel is the only channel.
Benchmark
No upstream benchmark data for this model. For quality, see the Artificial Analysis intelligence score above.
Reasoning control
Toggle (on / off)effort = noneeffort = loweffort = mediumeffort = higheffort = maxbudget_tokenseffort = minimaleffort = xhigh
9 / 29 providers expose no reasoning control (reasoning_options: []).
Related models
Gemma 4 12B Instructsame series$0.06 / $0.30Gemma 4 26B A4Bsame series$0.13 / $0.40Google Gemma 3 27B Instructsame series$0.12 / $0.20
Price historyone sample accumulated per data sync
Input listOutput listMin blended