Qwen: Qwen3 Next 80B A3B Instruct (free) — Free API

What is Qwen: Qwen3 Next 80B A3B Instruct (free)?

Qwen3 Next 80B A3B Instruct is a Mixture-of-Experts chat model from Alibaba's Qwen team, available free on OpenRouter. With 80B total parameters (3B active), it is optimized for fast, stable responses without chain-of-thought traces — returning only final answers. Designed for production settings where deterministic, instruction-following outputs are preferred. Handles reasoning, code generation, knowledge QA, and multilingual tasks across a 262K context window. Supports RAG, tool use, and agentic workflows. Model weights on Hugging Face. Text-only. OpenAI-compatible via OpenRouter. Free tier: 200 RPD.

Qwen: Qwen3 Next 80B A3B Instruct (free) API Code Example

Paste your API key and run. See the config generator for Claude Code, Cursor, and more tools.

from openai import OpenAI

client = OpenAI(
    base_url="https://openrouter.ai/api/v1",
    api_key="YOUR_API_KEY"
)

response = client.chat.completions.create(
    model="qwen/qwen3-next-80b-a3b-instruct:free",
    messages=[{"role": "user", "content": "Hello!"}]
)
print(response.choices[0].message.content)

import OpenAI from "openai";

const openai = new OpenAI({
  baseURL: "https://openrouter.ai/api/v1",
  apiKey: "YOUR_API_KEY",
});

const completion = await openai.chat.completions.create({
  model: "qwen/qwen3-next-80b-a3b-instruct:free",
  messages: [{ role: "user", content: "Hello!" }],
});

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

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_API_KEY" \
  -d '{
    "model": "qwen/qwen3-next-80b-a3b-instruct:free",
    "messages": [{"role": "user", "content": "Hello!"}]
  }'

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