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+
+ +**Authors:** [Alan Dao](https://scholar.google.com/citations?user=eGWws2UAAAAJ&hl=en), [Bach Vu Dinh](https://scholar.google.com/citations?user=7Lr6hdoAAAAJ&hl=vi) + +## Overview + +Jan-Nano-128k represents a significant advancement in compact language models for research applications. Building upon the success of [Jan-Nano](https://huggingface.co/digitranslab/Megamind-nano), this enhanced version features a **native 128k context window** that enables deeper, more comprehensive research capabilities without the performance degradation typically associated with context extension methods. + +**Key Improvements:** +- **🔍 Research Deeper**: Extended context allows for processing entire research papers, lengthy documents, and complex multi-turn conversations +- **⚡ Native 128k Window**: Built from the ground up to handle long contexts efficiently, maintaining performance across the full context range +- **📈 Enhanced Performance**: Unlike traditional context extension methods, Jan-Nano-128k shows improved performance with longer contexts + +This model maintains full compatibility with Model Context Protocol (MCP) servers while dramatically expanding the scope of research tasks it can handle in a single session. + +## Evaluation + +Jan-Nano-128k has been rigorously evaluated on the SimpleQA benchmark using our MCP-based methodology, demonstrating superior performance compared to its predecessor: + + +### Why Jan-Nano-128k? + +Traditional approaches to extending context length, such as YaRN (Yet another RoPE extensioN), often result in performance degradation as context length increases. Jan-Nano-128k breaks this paradigm: + +This fundamental difference makes Jan-Nano-128k ideal for research applications requiring deep document analysis, multi-document synthesis, and complex reasoning over large information sets. + +## 🖥️ How to Run Locally + +Jan desktop will eventually support this model (WIP). Otherwise you can check the deployment options below that we have tested. + +For additional tutorials and community guidance, visit our [Discussion Forums](https://huggingface.co/digitranslab/Megamind-nano-128k/discussions). + +### Deployment + +Deploy using VLLM: +```bash +vllm serve digitranslab/Megamind-nano-128k \ + --host 0.0.0.0 \ + --port 1234 \ + --enable-auto-tool-choice \ + --tool-call-parser hermes \ + --rope-scaling '{"rope_type":"yarn","factor":3.2,"original_max_position_embeddings":40960}' --max-model-len 131072 +``` + +Or `llama-server` from `llama.cpp`: +```bash +llama-server ... --rope-scaling yarn --rope-scale 3.2 --yarn-orig-ctx 40960 +``` +**Note:** The chat template is included in the tokenizer. For troubleshooting, download the [Non-think chat template](https://qwen.readthedocs.io/en/latest/_downloads/c101120b5bebcc2f12ec504fc93a965e/qwen3_nonthinking.jinja). + +### Recommended Sampling Parameters + +```yaml +Temperature: 0.7 +Top-p: 0.8 +Top-k: 20 +Min-p: 0.0 +``` + +## FAQ: +- I have Jinja template issue with LMStudio, how can i fix? [Here](https://huggingface.co/digitranslab/Megamind-nano-128k-gguf/discussions/1#6862fe2375cb85f79b28d69c) + +## 🤝 Community & Support + +- **Discussions**: [HuggingFace Community](https://huggingface.co/digitranslab/Megamind-nano-128k/discussions) +- **Issues**: [GitHub Repository](https://github.com/menloresearch/jan/issues) +- **Documentation**: [Official Docs](https://menloresearch.github.io/deep-research/) + +## 📄 Citation + +```bibtex +@misc{dao2025jannanotechnicalreport, + title={Megamind-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}, +} +``` + +--- + +*Jan-Nano-128k: Empowering deeper research through extended context understanding.* \ No newline at end of file diff --git a/jan-nano-128k-Q3_K_L.gguf b/jan-nano-128k-Q3_K_L.gguf new file mode 100644 index 0000000..53b33a6 --- /dev/null +++ b/jan-nano-128k-Q3_K_L.gguf @@ -0,0 +1,3 @@ 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