Nano Banana Pro (Gemini 3 Pro Image Preview)
Nano Banana Pro (Gemini 3 Pro Image Preview) is a image generation model from Google. It is currently free at 1 provider with up to 66K tokens of context.
- Developer
- Context
- 66K tokens
- Type
- Image generation
- License
- Proprietary
Where to use Nano Banana Pro (Gemini 3 Pro Image Preview) for free
Each row is a separate free endpoint with its own limits.
| Provider | Context | Limit | Card | |
|---|---|---|---|---|
OrcaRouter google/gemini-3-pro-image-preview |
66K | Free tier | — | Open |
Quick start
curl https://api.orcarouter.ai/v1/chat/completions \
-H "Authorization: Bearer $ORCAROUTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{
"model": "google/gemini-3-pro-image-preview",
"messages": [{"role": "user", "content": "Hello!"}]
}'from openai import OpenAI
client = OpenAI(
base_url="https://api.orcarouter.ai/v1",
api_key="YOUR_ORCAROUTER_API_KEY",
)
reply = client.chat.completions.create(
model="google/gemini-3-pro-image-preview",
messages=[{"role": "user", "content": "Hello!"}],
)
print(reply.choices[0].message.content)import OpenAI from "openai";
const client = new OpenAI({
baseURL: "https://api.orcarouter.ai/v1",
apiKey: process.env.ORCAROUTER_API_KEY,
});
const reply = await client.chat.completions.create({
model: "google/gemini-3-pro-image-preview",
messages: [{ role: "user", content: "Hello!" }],
});
console.log(reply.choices[0].message.content);Example for OrcaRouter. Any OpenAI-compatible client works: Cursor, Cline, OpenCode, Open WebUI.
Benchmarks
This model is not on the Artificial Analysis leaderboard yet. We do not publish our own estimates.
Similar free models
FAQ
Is Nano Banana Pro (Gemini 3 Pro Image Preview) free?
Yes. As of October 31, 2026, Nano Banana Pro (Gemini 3 Pro Image Preview) is free at OrcaRouter. Each provider has its own limits — see the table above.
What is the context window of Nano Banana Pro (Gemini 3 Pro Image Preview)?
The largest context among free routes is 65,536 tokens. Some providers cap it lower.
How do I call Nano Banana Pro (Gemini 3 Pro Image Preview) via API?
Use any OpenAI-compatible client with base URL https://api.orcarouter.ai/v1, model ID google/gemini-3-pro-image-preview, and a OrcaRouter key.
Is Nano Banana Pro (Gemini 3 Pro Image Preview) open-weight?
No, it is proprietary: access is only through provider APIs.