Alibaba: qwen-plus-2025-04-28 API
The first production-grade snapshot of the Qwen3 series released in Spring 2025 by Alibaba Cloud. This version marks a significant architectural leap, introducing Dynamic MoE (Mixture-of-Experts) optimizations to the Plus-tier for the first time, substantially improving instruction-following precision and reasoning speed for complex logic. As the debut of the Qwen3 family, it enhances support for over 100 languages and dialects and introduces initial dual-mode switching (Thinking vs. Non-Thinking), making it a preferred choice for reliable enterprise-level Agentic workflows.
- Context window: 131,072 tokens
- Max output: 16,384 tokens
- Input: text
- Output: text
- Reasoning: Supported
- Tool calling: Supported
- File input: Supported
- Released: 2025-04-27
- Knowledge cutoff: 2025-02-28
Frequently Asked Questions
What is the context window of qwen-plus-2025-04-28?
qwen-plus-2025-04-28 supports a context window of up to 131,072 tokens.
Does qwen-plus-2025-04-28 support function calling?
Yes. qwen-plus-2025-04-28 supports tool / function calling.
Does qwen-plus-2025-04-28 support reasoning?
Yes. qwen-plus-2025-04-28 is a reasoning-capable model.
What is the knowledge cutoff of qwen-plus-2025-04-28?
The knowledge cutoff of qwen-plus-2025-04-28 is 2025-02-28.