Qwen 2.5 1.5B Instruct
Qwen builds the Qwen 2.5 1.5B Instruct model, a chat model exceling in instruction following, generating long texts, and understanding structured data, with notable strengths in coding and mathematics. Its transformer architecture incorporates RoPE, SwiGLU, RMSNorm, and Attention QKV bias, and it supports a context window of up to 32,768 tokens.
Input
Output
Context
33K
Max Output
-
Parameters
1.5B
Technical Specifications
Model TypeChat
Context Window32,768 tokens
Max Output TokensNot available
Parameters1.5B
Release DateSep 17, 2024
Training CutoffSep 1, 2024
Licenseapache-2.0
Open SourceYes
Input Modalities
Text
Output Modalities
Text
Capabilities
Resources & Links
Estimated GPU Requirements for Qwen 2.5 1.5B Instruct
Estimates based on INT8 quantization. Actual requirements vary by framework and configuration.
Related Tools
Data sourced from official provider APIs and documentation
Last updated: Jun 24, 2026
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