A quantized 4B parameter version of the Qwen3 model prepared for use with Unsloth. It supports efficient inference and fine-tuning on consumer hardware using bitsandbytes 4-bit quantization. The model includes optimized chat templates and tool-calling capabilities.
In the Foundation models & chat space, Qwen3 4B Unsloth Bnb takes a focused approach. Efficiently running and fine-tuning large language models with reduced memory requirements. Qwen3 4B Unsloth Bnb is an open-source project aimed at developers. The project is open source (Apache-2.0). It runs on the web, the command line, and API.
It is developed by unsloth, and the product first shipped in 2023. The project is developed in the open on GitHub with 68.7k stars and 1.2k commits in the last 90 days. It competes in a saturated segment with 23 similar apps in PulseGate's index. Among its 3 catalogued features are 4-bit Quantization, Fine-tuning Support, and Tool Calling. It exposes integrations via a public API.
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