Openintelligent123/DeepSeek-R1-Distill-Qwen-1.5B

TEXT GENERATIONPricing:Input $0.04 / Cached $0.008 / Output $0.08Concurrent Unit Cost:1Model Size:1.5BQuant:BF16Context Size:32kTool Calling:SupportedPublished:Sep 2, 2026License:mitArchitecture:Transformer Open Weights Featherless Exclusive Cold

DeepSeek-R1-Distill-Qwen-1.5B is a 1.5 billion parameter language model developed by DeepSeek-AI, distilled from the larger DeepSeek-R1 model and based on Qwen2.5-Math-1.5B. It is fine-tuned using reasoning data generated by DeepSeek-R1, making it particularly effective for mathematical, code, and general reasoning tasks. This model supports a context length of 32768 tokens and aims to bring advanced reasoning capabilities to smaller, more efficient models.

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DeepSeek-R1-Distill-Qwen-1.5B: Reasoning Capabilities in a Compact Model

DeepSeek-R1-Distill-Qwen-1.5B is a 1.5 billion parameter model from DeepSeek-AI, part of their DeepSeek-R1 series. This model is a distillation of the larger DeepSeek-R1, which itself was developed using a novel reinforcement learning (RL) approach to enhance reasoning without initial supervised fine-tuning (SFT). The core idea behind the Distill series is to transfer the sophisticated reasoning patterns of larger models into smaller, more efficient architectures.

Key Capabilities & Features

  • Reasoning Distillation: Leverages reasoning data generated by the 671B parameter DeepSeek-R1 to imbue strong reasoning abilities into a smaller model.
  • Performance: Achieves competitive results on reasoning-intensive benchmarks, including math (AIME 2024 pass@1: 28.9, MATH-500 pass@1: 83.9) and code (LiveCodeBench pass@1: 16.9, CodeForces rating: 954).
  • Base Model: Built upon Qwen2.5-Math-1.5B, inheriting its foundational capabilities.
  • Context Length: Supports a substantial context window of 32768 tokens.
  • Open-Source: Released under the MIT License, allowing for commercial use and modifications.

When to Use This Model

This model is particularly well-suited for applications requiring strong reasoning in a resource-efficient package. It's ideal for:

  • Mathematical Problem Solving: Excels in complex math tasks due to its specialized training.
  • Code Generation & Understanding: Demonstrates solid performance in coding benchmarks.
  • Edge Devices & Cost-Sensitive Applications: Its smaller size makes it suitable for deployment where computational resources are limited, while still offering advanced reasoning.
  • Research & Development: Provides a powerful, distilled model for exploring reasoning capabilities in smaller LLMs.