Alibaba: qwen-max API
he largest and most powerful flagship model in Alibaba's Qwen series. The current qwen-max has evolved from Qwen2.5 to the Qwen3 architecture, boasting over 1 trillion (1T+) parameters. It represents the pinnacle of Qwen's capabilities in complex reasoning, advanced coding, and multi-step decision-making. It natively supports a "Dual-Mode" design: Thinking Mode leverages Reinforcement Learning (RL) for human-like deep reasoning (achieving SOTA scores in AIME 2025), while Non-Thinking Mode provides near-instant responses for complex general-purpose tasks and content creation.
- Context window: 262,144 tokens
- Max output: 32,768 tokens
- Input: text
- Output: text
- Reasoning: Supported
- Tool calling: Supported
- File input: Supported
- Released: 2025-09-04
- Knowledge cutoff: 2025-10-14
Frequently Asked Questions
What is the context window of qwen-max?
qwen-max supports a context window of up to 262,144 tokens.
Does qwen-max support function calling?
Yes. qwen-max supports tool / function calling.
Does qwen-max support reasoning?
Yes. qwen-max is a reasoning-capable model.
What is the knowledge cutoff of qwen-max?
The knowledge cutoff of qwen-max is 2025-10-14.