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Gemini 3.1 Pro Preview API Chatbots

Build AI chatbots and conversational assistants powered by Gemini 3.1 Pro Preview. Full streaming support means users see tokens in real time — no waiting for complete responses.

88% cheaper than OpenRouter

Gemini 3.1 Pro Preview Pricing

Token TypeQubaxRetailSave
Input (per 1M)$0.117$1.0088%
Output (per 1M)$0.702$6.0088%

Running a chatbot (2K input + 500 output tokens, 1,000 conversations/day) costs approximately $17.55/month on Qubax.

Why use Gemini 3.1 Pro Preview for chatbots on Qubax?

  • 💬Customer support chatbots with 24/7 availability
  • 💬AI assistants that remember conversation context
  • 💬Multi-language chatbots serving global audiences
  • 💬Streaming responses for instant perceived speed

About Gemini 3.1 Pro Preview

Gemini 3.1 Pro Preview is a text generation model available on Qubax. It supports a 1M-token context window and up to 33K output tokens per request. Native capabilities include reasoning, vision, tool calling, structured output, streaming. On Qubax it is served by 475 independent sellers, so pricing stays competitive and uptime stays high.

1M context window33K max output tokensReasoning with selectable effort levels (default)Vision / image inputFunction & tool callingJSON schema responsesPDF inputToken streaming

Gemini 3.1 Pro Preview Chatbots — code example

Node.js — streaming chat turnjavascript
import OpenAI from "openai";

const client = new OpenAI({
  baseURL: "https://api.qubax.ai/v1",
  apiKey: process.env.QUBAX_KEY,
});

const stream = await client.chat.completions.create({
  model: "gemini-3.1-pro-preview",
  messages: [...history, { role: "user", content: userMessage }],
  stream: true,
});
for await (const chunk of stream) {
  process.stdout.write(chunk.choices[0]?.delta?.content ?? "");
}

More Google models on Qubax

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Get started in 60 seconds

  1. 1Create a free account at qubax.ai/register
  2. 2Add crypto credits (200+ coins, $3 minimum, credits never expire)
  3. 3Generate an API key and set your base URL to https://api.qubax.ai/v1
  4. 4Use model ID gemini-3.1-pro-preview — done!

Gemini 3.1 Pro Preview Chatbots FAQ

How much does Gemini 3.1 Pro Preview cost for chatbots?

On Qubax, Gemini 3.1 Pro Preview costs $0.117 per 1M input tokens and $0.702 per 1M output tokens. 88% cheaper than OpenRouter. Pay with 200+ cryptocurrencies.

Can I use Gemini 3.1 Pro Preview with my existing tools?

Yes. Qubax is fully OpenAI-compatible. Change your base URL to api.qubax.ai/v1 and use your Qubax key. Works with Cline, Cursor, OpenCode, LangChain, and any OpenAI SDK.

Do I need a credit card?

No. Qubax accepts 200+ cryptocurrencies. No credit card, no KYC.

Start using Gemini 3.1 Pro Preview for chatbots

No credit card. Crypto accepted. Credits never expire.

Get started →
Also available for:⚡ API Access💻 Coding🤖 AI Agent🪙 Crypto Payments
Gemini 3.1 Pro Preview API for Chatbots — 88% off · Qubax AI