google/gemini-3-pro-image
Google Nano Banana Pro, backed by Gemini 3 Pro Image, for high-fidelity image generation and editing through the Vertex-compatible OneHop route. Industry-leading in-image text rendering, multi-image blending, identity preservation across subjects, and 2K/4K output. Supports text and image input, returns image output with optional text. Billed per successfully returned image at its actual resolution. The image package includes prompts, input images, thinking, caching and accompanying text; no additional token charges.
Source: https://ai.google.dev/gemini-api/docs/pricing · Verified 2026-10-30
Use either ID to call this model via the API.
google/gemini-3-pro-imageYou can use these names directly in the request model field.
Replace the ONEHOP_KEY placeholder with your API key. Create one →
from google import genai
# OneHop 兼容 Vertex AI Gemini generateContent 接口
client = genai.Client(
api_key="<ONEHOP_KEY>",
http_options={"base_url": "https://api.onehop.ai/vertex-ai"},
)
response = client.models.generate_content(
model="google/gemini-3-pro-image",
contents="What is the meaning of life?",
)
print(response.text)Nano Banana 2 — current default Gemini image model.
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Nano Banana 2 Lite — the fastest, cheapest Nano Banana, about 4 seconds per 1K image.
$0.25/M↓ · $1.5/M↑
Nano Banana — fast Gemini image generation and editing.
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