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High Reasoning

Qwen3 Coder Plus

Qwen3 Coder Plus is Alibaba's cutting-edge AI coding agent, powered by a 480B MoE model that excels in autonomous programming through advanced tool calling, environment interaction, and debugging entire codebases. With a massive 1M token context window and blazing 74.8 tokens/sec speed, it delivers versatile, high-performance coding at just $0.65/1M input tokens.

1M Context
High Intelligence
Jun '24 Knowledge

Available for Chat, Vision, and File Uploads.

How do you want to interact?

Start a Conversation

Ask anything.
Have a natural conversation, brainstorm ideas, draft emails, or ask for advice.

Start Chatting

Use a Persona

Specialized Experts.
Instruct the AI to act as a Coding Tutor, Marketing Expert, or Travel Guide.

Pick a Persona

Why use Qwen3 Coder Plus?

Autonomous Programming

Executes complex coding tasks independently with tool calling and environment interaction

Long Context Window

Processes up to 1 million tokens enabling handling of large projects and repositories

Secure Code Generation

Produces code with stronger safeguards and achieves high performance on security benchmarks

Capability Examples

Autonomous Fibonacci Function
Write a Python function to calculate the fibonacci sequence using tool calling for efficiency.
python
Handles recursion with memoization for speed on large inputs.
fas fa-code
Large Codebase Analysis
Analyze this 500-line React app codebase (paste snippet) and suggest optimizations using structured JSON output.
{
} Repo-scale context (1M tokens) enables full-file reviews and autonomous fixes.
fas fa-search

How to use

1
Go to Chat

Navigate to the "AI Chat" page.

2
Select Model

Ensure Qwen3 Coder Plus is selected.

3
Type Prompt

Ask a question or paste code.

4
Interact

Refine the answer by replying to the AI.

Compare LLMs Side-by-Side

Is Qwen3 Coder Plus better than Claude 3.5 or Gemini? Test same prompts simultaneously in the Chat Playground.

Open Chat Playground

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