Gemini 3.1 Pro Preview Custom Tools
As of Oct 4, 2026, the cheapest Gemini 3.1 Pro Preview Custom Tools API price is $2 per 1M input tokens (AIHubMix) and $12 per 1M output tokens (AIHubMix). Gemini 3.1 Pro Preview Custom Tools is offered by 12 providers in the gemini-pro family, reasoning enabled. Google's own rate is $12 per 1M output tokens.
API pricing by provider
Metered per-token prices. Cheapest input and output are highlighted; † marks a context-tier surcharge. How prices are ranked.
| 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 |
| Tempr Gateway | †$2 | $12 | $0.2 | — | 1.0M |
Gemini 3.1 Pro Preview Custom Tools pricing FAQ
What is the cheapest Gemini 3.1 Pro Preview Custom Tools API?
As of Oct 4, 2026, AIHubMix has the lowest Gemini 3.1 Pro Preview Custom Tools output price at $12 per 1M tokens, and AIHubMix has the lowest input price at $2 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.
How much does Gemini 3.1 Pro Preview Custom Tools cost on Google?
Google charges $2 per 1M input tokens and $12 per 1M output tokens for Gemini 3.1 Pro Preview Custom Tools.
How many providers offer Gemini 3.1 Pro Preview Custom Tools?
12 providers list Gemini 3.1 Pro Preview Custom Tools on Sovyron; 12 of them sell it at a metered per-token price.
Is Gemini 3.1 Pro Preview Custom Tools free?
No provider in the Sovyron catalog lists a free tier for Gemini 3.1 Pro Preview Custom Tools.
What is the context window of Gemini 3.1 Pro Preview Custom Tools?
Gemini 3.1 Pro Preview Custom Tools supports a 1.0M-token context window and up to 66k output tokens.
Token cost calculator
What a month costs at one provider's published rates. Enter the tokens you expect to send and receive; cached tokens use the cached-input price where the provider lists one, and count as ordinary input where it does not.
Estimated
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