zzmini/day1-train-model

TEXT GENERATIONConcurrency Cost:1Model Size:0.5BQuant:BF16Ctx Length:32kPublished:Apr 8, 2026License:apache-2.0Architecture:Transformer Open Weights Cold

The zzmini/day1-train-model is a 0.5 billion parameter Qwen2.5-Instruct model, developed by zzmini, fine-tuned for instruction following. It was trained using Unsloth and Huggingface's TRL library, achieving 2x faster training speeds. This model is optimized for efficient deployment in scenarios requiring a compact yet capable instruction-tuned language model.

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Overview

The zzmini/day1-train-model is a 0.5 billion parameter instruction-tuned language model based on the Qwen2.5 architecture. Developed by zzmini, this model was fine-tuned from unsloth/Qwen2.5-0.5B-Instruct-unsloth-bnb-4bit using the Unsloth library in conjunction with Huggingface's TRL library. A key characteristic of its development is the reported 2x faster training speed achieved through the use of Unsloth.

Key Capabilities

  • Instruction Following: Designed to respond to user instructions effectively.
  • Efficient Training: Benefits from Unsloth's optimizations, enabling faster fine-tuning processes.
  • Compact Size: At 0.5 billion parameters, it offers a balance between performance and resource efficiency.
  • Extended Context: Supports a context length of 32768 tokens, allowing for processing longer inputs.

Good For

  • Applications requiring a small, fast, and instruction-tuned model.
  • Scenarios where rapid fine-tuning and deployment are critical.
  • Use cases benefiting from a model with a substantial context window for its size.