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AlibabaOpen Source

Qwen3-4B-2507

Qwen3-4B-2507 is a foundational model developed by Alibaba. It is designed to be chat-optimized and equipped with a 256K long context window.

Parameters

40.0B

Context Window

256K

License

Apache 2.0

Release Date

2025-08-06

API Pricing

API pricing for this model is not yet available

Strengths

  • ・Supports long context length of 256K
  • ・Efficient model size
  • ・Open Apache 2.0 license

Weaknesses

  • ・Medium parameter scale
  • ・Less knowledge compared to very large models
  • ・Not optimized for specialized tasks

Use Cases

  • ・Long document analysis
  • ・Building AI chatbots
  • ・General-purpose text generation