Gemini 3.1 Pro Preview Custom Tools
Updated Sep 11, 2026
gemini-pro1.0M context66k max outputreleased Feb 19, 2026ReasoningTool calling
Official (Google)
$12
output per 1M tokens
Providers
11
offering this model
Spread
1.0×
max / min output
Offers
Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge.
| Provider | 1M input | 1M output | 1M cache read | 1M cache write | Context |
|---|---|---|---|---|---|
| AIHubMix | Cheapest†$2 | Cheapest$12 | $0.2 | — | 1.0M |
| Databricks | †$2 | $12 | $0.2 | — | 1.0M |
| Eden AI | †$2 | $12 | $0.2 | $0.375 | 1.0M |
| †$2 | $12 | $0.2 | — | 1.0M | |
| Vertex | †$2 | $12 | $0.2 | — | 1.0M |
| Kilo Gateway | $2 | $12 | $0.2 | $0.375 | 1.0M |
| Merge Gateway | †$2 | $12 | $0.2 | — | 1.0M |
| NanoGPT | $2 | $12 | $0.2 | $0.375 | 1.0M |
| Neon | †$2 | $12 | $0.2 | — | 1.0M |
| OpenRouter | †$2 | $12 | $0.2 | $0.375 | 1.0M |
| OrcaRouter | †$2 | $12 | $0.2 | — | 1.0M |