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Tencent ARCConditional Open

Hunyuan-1.8B

Hunyuan-1.8B, developed by Tencent ARC, is a foundational model with a parameter scale of 18.0B. It is provided as a chat-specialized model that supports a long context window of up to 256K.

Parameters

18.0B

Context Window

256K

License

https://github.com/Tencent-Hunyuan/Hunyuan-A13B/blob/main/LICENSE

Release Date

2025-08-04

API Pricing

API pricing for this model is not yet available

Strengths

  • ・Supports long 256K context.
  • ・Suitable 18.0B parameter scale.
  • ・Design focused on chat performance.

Weaknesses

  • ・Lacks specialization for specific uses.
  • ・Restrictive usage license.
  • ・Knowledge limits of a smaller model.

Use Cases

  • ・Analysis of long documents.
  • ・Development of AI chatbots.
  • ・Building lightweight conversational AI.