Google

NanoBanana 2

Gemini 3.1 Flash Image Preview image model

NanoBanana 2 maps to Gemini 3.1 Flash Image Preview. Google lists Gemini 3.1 Flash Image as Nano Banana 2, built for pro-level image generation and editing with Flash-level speed, real-world knowledge, precise text rendering, and multi-image creation.

Task type图片生成与编辑
Released2026-04
Relays35 sites
Pro-level generation and editingFlash-level speedReal-world knowledgePrecise text rendering

Relay Comparison

Compare token, per-request, or per-second pricing by relay channel.

How should NanoBanana 2 relay pricing be compared?

This NanoBanana 2 pricing page compares official pricing with public prices from 35 listed AI gateways. Token prices are shown in CNY per 1M tokens, while per-request, per-second, and per-character rows use the unit shown in the table. Last updated: 06/12/2026, 23:12.

Data sources
Public price catalogs, official pricing records, and monitoring results.
Metric definitions
Uptime means successful probe response rate, fake-rate signals possible model mismatch or abnormal output risk, and latency is average API response time.
Risk note
Relay gateways are third-party services. Pricing, billing, privacy, and stability can change; start with a small top-up and verify reliability before continued use.