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Gemini 3.1 Flash Image Preview (Nano Banana 2)

Vercel AI Gateway

Gemini 3.1 Flash Image Preview (Nano Banana 2) by Vercel AI Gateway costs $0.50 per 1M input tokens and $3.00 per 1M output tokens, with a 131K-token context window.

Pricing

Input (per 1M tokens)
$0.50
Output (per 1M tokens)
$3.00
Cached input (per 1M)
$0.05

Specifications

Provider
Vercel AI Gateway
Context window
131K tokens
Parameters
Released
Feb 2026
Open weights
No
Frontier model
No

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FAQ

Pricing is per 1M tokens (USD); confirm with the provider before production use.