What is Qwen3-Coder? An open-source 480B parameter agentic code model. • 256K context length (1M with extrapolation)
• Tool-use + browser-use built-in
• State-of-the-art on SWE-Bench Verified It’s the most capable OSS coding model I’ve used so far.
Technical Overview of Qwen3-Coder Open-Source AI Model
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