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Gemini 3.1 Pro API price
gemini-3.1-pro
Gemini 3.1 Pro API costs $1.7471/M input at Cheaper Inference (discount marketplace), per 1M tokens.
FlagshipGoogle1.0M context1 seller
Input
$1.7471
per 1M tokens · Cheaper Inference (discount marketplace)
Output
$10.4824
per 1M tokens · Cheaper Inference (discount marketplace)
Where to buy it
The one source pricing Gemini 3.1 Pro today, per 1M tokens.
Cost calculator
| Provider | Input $/M | Output $/M | Your cost |
|---|---|---|---|
| Cheaper Inference (discount marketplace)13% off | 1.75cheapest | 10.48 |
Against its tier
- This model$12.2294
- Cheapest · GLM 5.3 Flash$0.29
- Tier median · GPT 5.6 Sol Pro$12.00
- Dearest · GPT 5.5 Pro (04-23 snapshot)$330.00
#19 of 34 flagship · cheaper than 45%
Details
- Context window
- 1.0M1,048,576 tokens
- Developer
- Sellers
- 1
- Cheapest at
- Cheaper Inference (discount marketplace)
- Combined
- $12.2294in + out per 1M
- Last checked
- 2026-09-04