
Nano Banana AI Image Generation API in 2026: Official Gemini Setup, Model Choice, and Working Code
If you want the official Nano Banana API today, you are looking for Gemini's native image-generation models in the Gemini API or Google AI Studio. Start with Nano Banana 2 for most workloads, move to Nano Banana Pro only when fidelity or text rendering justifies it, and do not confuse Gemini or AI Mode quotas with API access.











































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![Fix OpenClaw Anthropic API Key Error: Complete Guide [2026]](/posts/en/openclaw-anthropic-api-key-error/img/cover.png)

![Gemini 3 Complete Comparison: Pro, Flash, Nano Banana Pro Full Guide [2026 Update]](/posts/en/gemini-3-comparison/img/cover.png)






