Skip to content
OpenKey

Qwen3 Coder 480B A35B (free)

QwenReleased Jul 23, 2025Free

Qwen3-Coder-480B-A35B-Instruct is a Mixture-of-Experts (MoE) code generation model developed by the Qwen team. It is optimized for agentic coding tasks such as function calling, tool use, and long-context reasoning over...

Try in playground
Context window
1.0M tokens
Max output
262K tokens
Input
text
Output
text
Tokenizer
Qwen3
Knowledge cutoff
Jun 30, 2025
Released
Jul 23, 2025

Pricing

Per 1M tokens. The provider price and our flat 3% fee are separate columns — what you pay is their sum.

Per 1M tokensProvider+ 3% feeYou pay
InputFreeFree
OutputFreeFree

Benchmarks

Design Arena

CategoryEloWin rateRank
Codemodels119261.2%#54
Data vizmodels112654.9%#74
Game devmodels116759%#58
UI componentsmodels117061.5%#56
Websitesmodels120161.7%#55

Head-to-head preference voting. How we filter and rank

Supported parameters

  • frequency_penalty
  • max_tokens
  • presence_penalty
  • stop
  • temperature
  • tool_choice
  • tools
  • top_k
  • top_p

Call it

OpenAI-compatible: point your SDK at api.openkey.ai/v1 and use model qwen/qwen3-coder:free.

Code sample language
curl https://api.openkey.ai/v1/chat/completions \
  -H "Authorization: Bearer $OPENKEY_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen/qwen3-coder:free",
    "messages": [{"role": "user", "content": "Hello"}]
  }'
import os
from openai import OpenAI

client = OpenAI(
    base_url="https://api.openkey.ai/v1",
    api_key=os.environ["OPENKEY_API_KEY"],
)

completion = client.chat.completions.create(
    model="qwen/qwen3-coder:free",
    messages=[{"role": "user", "content": "Hello"}],
)
print(completion.choices[0].message.content)
import OpenAI from "openai";

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

const completion = await client.chat.completions.create({
  model: "qwen/qwen3-coder:free",
  messages: [{ role: "user", content: "Hello" }],
});
console.log(completion.choices[0].message.content);

Questions

How much does Qwen3 Coder 480B A35B (free) cost via API?
Qwen3 Coder 480B A35B (free) is free through OpenKey while Qwen offers it at no charge. No fee applies to free models.
What is Qwen3 Coder 480B A35B (free)'s context window?
Qwen3 Coder 480B A35B (free) accepts up to 1.0M tokens of context and returns up to 262K tokens per request.
Is Qwen3 Coder 480B A35B (free) OpenAI-compatible?
Yes. Send requests to OpenKey's /v1/chat/completions endpoint with model "qwen/qwen3-coder:free" using any OpenAI SDK — only the base URL and API key change.
What inputs does Qwen3 Coder 480B A35B (free) support?
Qwen3 Coder 480B A35B (free) accepts text input and produces text output. Its knowledge cutoff is Jun 30, 2025.

More from Qwen

All Qwen models →