curl -X POST https://generativelanguage.googleapis.com/v1beta/interactions \
  -H "x-goog-api-key: $GEMINI_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Api-Revision: 2026-05-20" \
  -d '{
    "model": "gemini-3-flash-preview",
    "input": [
      {
        "type": "text",
        "text": "What is in this picture?"
      },
      {
        "type": "image",
        "data": "BASE64_ENCODED_IMAGE",
        "mime_type": "image/png"
      }
    ]
  }'

from google import genai

client = genai.Client()
response = client.interactions.create(
    model="gemini-3-flash-preview",
    input=[
      { "type": "text", "text": "What is in this picture?" },
      { "type": "image", "data": "BASE64_ENCODED_IMAGE", "mime_type": "image/png" }
    ]
)
print(response.steps[-1].content[0].text)

import {GoogleGenAI} from '@google/genai';

const ai = new GoogleGenAI({});
const interaction = await ai.interactions.create({
    model: 'gemini-3-flash-preview',
    input: [
      { type: 'text', text: 'What is in this picture?' },
      { type: 'image', data: 'BASE64_ENCODED_IMAGE', mime_type: 'image/png' }
    ]
});
console.log(interaction.steps.at(-1).content[0].text);