---
id: "google/gemini-nano-banana-2.1"
also: ["google/gemini-nano-banana-2.1-20261006", "vercel/google/gemini-nano-banana-2.1"]
cheapest_list_usd_per_m: "1.5 in, 7.5 out, at google-ai-studio on openrouter"
cheapest_effective_usd_per_m: "1.3745 in, 7.5 out, at vertex on vercel"
context: 65536
max_output: 58982
input: ["image", "text"]
output: ["image", "text"]
released: "2026-10-06"
reasoning: ["high", "minimal", "none"]
api: ["/api/v1/chat/completions", "/api/v1/completions", "/api/v1/messages", "/api/v1/responses", "/api/v1/images"]
params: ["include_reasoning", "max_tokens", "reasoning", "reasoning_effort", "response_format", "seed", "stop", "structured_outputs", "temperature", "tool_choice", "tools", "top_p"]
endpoints: 3
gateways: "vercel (2), openrouter (1)"
no_training: 2
trains: 0
retains_prompts: 1
---
# Google: Nano Banana 2.1

Nano Banana 2.1 (Gemini Nano Banana 2.1) is Google's image generation and editing model on the Flash tier, succeeding Nano Banana 2 and Nano Banana Pro. It improves product recontextualization,...