Qwen develops the Qwen 2.5 Math 1.5B model, a chat-type AI model exceling at solving English and Chinese math problems using Chain-of-Thought (CoT) and Tool-integrated Reasoning (TIR). It boasts a notable context window of 131,072 tokens, allowing for complex mathematical reasoning and problem-solving.
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Output
Context
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Max Output
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Parameters
1.5B
Input Modalities
Output Modalities
Estimates based on INT8 quantization. Actual requirements vary by framework and configuration.
Data sourced from official provider APIs and documentation
Last updated: Jun 23, 2026
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