Streaming interactions

When creating an Interaction, you can set stream: true to incrementally stream the response using server-sent events (SSE).

Python

from google import genai

client = genai.Client()

stream = client.interactions.create(
    model="gemini-3.7-flash",
    input="Count from 1 to 25.",
    stream=True,
)
for event in stream:
    if event.event_type == "step.delta":
        if event.delta.type == "text":
            print(event.delta.text, end="", flush=True)

JavaScript

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

const client = new GoogleGenAI({});

const stream = await client.interactions.create({
    model: "gemini-3.7-flash",
    input: "Count from 1 to 25.",
    stream: