Nano Banana 2 Lite

GoogleMCP Tool CallReasoning

google/gemini-3.1-flash-lite-imageClosed API

Fastest, most cost-efficient Gemini image model for high-volume 1K generation and editing

Benchmark Pricing$0.25 / 1M in$30.00 / 1M out

Context: 65,536 tokens•Max Output: 4,096 tokens•Knowledge: 2025-01•Released: 2026-06-30

TECHNICAL SPECIFICATIONS

Context Window65,53665.5K tokens

Max Output4,0964.1K tokens

LicenseProprietaryCloud API only

Input Modalities

TextVision

Function / Tool CallingSupported (MCP Ready)

Structured OutputsGuaranteed Schema

MODEL CONTEXT PROTOCOL (MCP) READINESS

✓ Nano Banana 2 Lite natively supports OpenAI / Anthropic format tool calling and is fully compatible with MCP servers and agent loops.

MCP Context Window Recommendations

With a context capacity of 65,536 tokens, this model can handle compact tool sets. Consider keeping MCP server tool manifests minimal to preserve headroom.

API CALL INVOCATION EXAMPLE

// Example: Calling Nano Banana 2 Lite via OpenAI SDK
import OpenAI from "openai";

const client = new OpenAI({
  apiKey: process.env.GOOGLE_API_KEY,
});

const response = await client.chat.completions.create({
  model: "google/gemini-3.1-flash-lite-image",
  messages: [{ role: "user", content: "Hello! Can you inspect MCP tools?" }],
});

console.log(response.choices[0].message.content);