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Favicon for deepseek

DeepSeek: R1 Distill Qwen 1.5B

deepseek/deepseek-r1-distill-qwen-1.5b

Model weights

DeepSeek R1 Distill Qwen 1.5B is a distilled large language model based on Qwen 2.5 Math 1.5B(opens in new tab), using outputs from DeepSeek R1. It's a very small and efficient model which outperforms GPT 4o 0513 on Math Benchmarks.

Other benchmark results include:

  • AIME 2024 pass@1: 28.9
  • AIME 2024 cons@64: 52.7
  • MATH-500 pass@1: 83.9

The model leverages fine-tuning from DeepSeek R1's outputs, enabling competitive performance comparable to larger frontier models.

Modalities

Context

131K

Released

Jan 31, 2025

Knowledge Cutoff

Jul 2024

ActivityFAQ

Activity

Token volume and request traffic to this model over time.

About DeepSeek: R1 Distill Qwen 1.5B

OpenRouter makes DeepSeek: R1 Distill Qwen 1.5B available through a unified, OpenAI-compatible API using the model ID deepseek/deepseek-r1-distill-qwen-1.5b.

DeepSeek: R1 Distill Qwen 1.5B accepts text and returns text. It has a 131,072-token context window.

It was released on January 31, 2025; its knowledge cutoff is July 31, 2024.

More models from DeepSeek

  • DeepSeek V4 Pro 0813
  • DeepSeek V4 Flash 0731
  • DeepSeek V4 Pro 0423

Frequently asked questions

DeepSeek R1 Distill Qwen 1.5B is a distilled large language model based on Qwen 2.5 Math 1.5B, using outputs from DeepSeek R1. It's a very small and efficient model which outperforms GPT 4o 0513 on Math Benchmarks.

R1 Distill Qwen 1.5B has a 131,072 token context window.

DeepSeek V4 Pro 0813, DeepSeek V4 Flash 0731, DeepSeek V4 Pro 0423 and 9 more are other text models from DeepSeek.

R1 Distill Qwen 1.5B was released on January 31, 2025. Its knowledge cutoff is July 31, 2024.