2026-02-27 CometAPI Update Nano Banana 2

[tensornull]

Nano Banana 2 (Gemini 3.1) Flagship Image Model Released!

Designed for professional workflows, integrating reasoning with high-fidelity illustration.

Available Models:

gemini-3.1-flash-image-preview

gemini-3.1-flash-image

Core Evolutions:

Ultimate Quality: Native 4K (4096px) + Supports extreme 1:8 / 8:1 aspect ratios.

Superior Consistency: Supports 14 Reference Images (10 objects + 4 characters), perfectly replicating styles and character consistency.

Intelligent Reasoning: Built-in Thinking Process (Chain of Thought) to understand complex Prompts.

All-around Enhancements: Advanced text rendering (poster-ready) + Google Web Search verification.

Integration Docs:

https://apidoc.cometapi.com/gemini-image-generation

Usage Guide:

https://apidoc.cometapi.com/guide-nanobanana

Important Migration Notice: Gemini 3 Pro Deprecation

Affected Models: gemini-3-pro-preview, gemini-3-pro-preview-thinking

**Current Status:**Deprecated

Shutdown Date: March 9, 2026

Action Required:To avoid service interruption, please migrate toGemini 3.1 Pro Previewas soon as possible.