GoogleEstimated tokenizer

Gemini 3.1 Pro API price

Google charges $2 per 1M input tokens and $12 per 1M output tokens. Context window 1,048,576 tokens. A 10k-in / 2k-out request is about $0.0440.

Input$2 / 1M

Output$12 / 1M

Blended$4.50 / 1M

Context1,048,576

10k + 2k$0.0440

100k + 8k$0.2960

Who uses Gemini 3.1 Pro

Catalog prompts in the same model family, plus coding agents from this provider.