Jan-Nano: A Compact Research-specific Language Model

1. Tutorial Introduction

Jan-Nano is a 4 billion parameter lightweight large language model released by the Menlo Research team on July 1, 2025. It is designed for deep research tasks and optimized for the Model Context Protocol (MCP) server, making it easy to integrate efficiently with a variety of research tools and data sources.Jan-nano Technical Report".

This tutorial uses a single RTX 4090 card. Project prompts support Chinese and English.

2. Project Examples

3. Operation steps

1. After starting the container, click the API address to enter the Web interface

2. Usage steps

If "Bad Gateway" is displayed, it means the model is initializing. Since the model is large, please wait about 2-3 minutes and refresh the page.

4. Discussion

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Citation Information

The citation information for this project is as follows:

@misc{dao2025jannanotechnicalreport,
      title={Jan-nano Technical Report}, 
      author={Alan Dao and Dinh Bach Vu},
      year={2025},
      eprint={2506.22760},
      archivePrefix={arXiv},
      primaryClass={cs.CL},
      url={https://arxiv.org/abs/2506.22760}, 
}