Using Nano Banana (Gemini 2.5 Flash Image) on Vercel AI Gateway

Implementation guide · Gemini 2.5 · Google DeepMind

Serverless

Vercel AI Gateway exposes Nano Banana (Gemini 2.5 Flash Image) through model ID google/gemini-2.5-flash-image. Use the setup steps, sourced pricing, capabilities, and official provider links below to validate this route before deployment.

Last refreshed 2026-06-29. Next refresh: weekly.

Quick Start

1
Create an account at Vercel AI Gateway and generate an API key.
2
Use the Vercel AI Gateway SDK or REST API to call google/gemini-2.5-flash-image — see the documentation for request format.
3
You'll be billed $0.30/1M input, $2.50/1M output tokens. See full pricing.

API Portal Documentation Pricing Model Card

Code Examples

Install

pip install openai

API key

AI_GATEWAY_API_KEY

Model ID

google/gemini-2.5-flash-image

creator/model-name e.g. kwaipilot/kat-coder-pro-v2

import os
from openai import OpenAI

client = OpenAI(
    api_key=os.environ["AI_GATEWAY_API_KEY"],
    base_url="https://ai-gateway.vercel.sh/v1"
)
response = client.chat.completions.create(
    model="google/gemini-2.5-flash-image",
    messages=[{"role": "user", "content": "Hello"}]
)
print(response.choices[0].message.content)

Pricing on Vercel AI Gateway

Type	Price (per 1M)
Input tokens	$0.30
Output tokens	$2.50

Capabilities

No model capability flags are currently sourced.

About Nano Banana (Gemini 2.5 Flash Image)

Google: Nano Banana (Gemini 2.5 Flash Image) available via OpenRouter. Pricing: $0.3/1M input, $2.5/1M output.

Full model details →

Model Specs

Released2025-04-01

Context33k

ArchitectureDecoder Only

Vercel