Add model card and metadata for MemoBrain-14B
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by nielsr HF Staff - opened
README.md
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---
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license: mit
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library_name: transformers
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pipeline_tag: text-generation
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---
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# MemoBrain-14B: Executive Memory as an Agentic Brain for Reasoning
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MemoBrain-14B is an executive memory model designed for tool-augmented agents. It constructs a dependency-aware memory over reasoning steps, capturing salient intermediate states and their logical relations to sustain coherent, goal-directed reasoning over long horizons.
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- **Paper:** [MemoBrain: Executive Memory as an Agentic Brain for Reasoning](https://huggingface.co/papers/2601.08079)
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- **Repository:** [https://github.com/qhjqhj00/MemoBrain](https://github.com/qhjqhj00/MemoBrain)
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## Overview
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Complex reasoning in tool-augmented agent frameworks is often long-horizon, causing reasoning traces to strain the working context of LLMs. MemoBrain operates as a co-pilot alongside the reasoning agent, managing the working context by:
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- **Pruning** invalid steps.
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- **Folding** completed sub-trajectories into compact summaries.
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- **Preserving** a high-salience reasoning backbone under a fixed context budget.
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MemoBrain-14B is based on the Qwen3 architecture and has been specifically fine-tuned for these memory operations.
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## Quick Start
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### Deployment with vLLM
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We recommend deploying the model using [vLLM](https://github.com/vllm-project/vllm) for high-performance inference:
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```bash
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pip install vllm
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vllm serve TommyChien/MemoBrain-14B --port 8002
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```
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### Python Usage
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Once the model is served, you can interact with it using the `memobrain` package from the [official repository](https://github.com/qhjqhj00/MemoBrain).
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```python
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import asyncio
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from memobrain import MemoBrain
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async def main():
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# Step 1: Initialize MemoBrain
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memory = MemoBrain(
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api_key="EMPTY", # vLLM doesn't require API key
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base_url="http://localhost:8002/v1",
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model_name="TommyChien/MemoBrain-14B"
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)
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# Step 2: Initialize memory with your task
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memory.init_memory("Solve a complex research problem")
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# Step 3: Memorize conversation interactions
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# The recommended unit is an episode: thinking → tool call → tool response
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await memory.memorize([
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{"role": "assistant", "content": "I need to search for information about Paris..."},
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{"role": "user", "content": "Search results: Paris is the capital of France..."}
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])
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# Step 4: Optimize memory (flush invalid steps & fold completed sub-trajectories)
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optimized_messages = await memory.recall()
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print(f"Memory optimized: {len(optimized_messages)} messages")
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asyncio.run(main())
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```
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## Experimental Results
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MemoBrain-8B and 14B have demonstrated state-of-the-art performance on long-horizon reasoning benchmarks such as GAIA and WebWalker, showing significant improvements particularly on complex, multi-step tasks.
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## Citation
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If you find MemoBrain useful for your research, please cite:
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```bibtex
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@article{memobrain2026,
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title={MemoBrain: Executive Memory as an Agentic Brain for Reasoning},
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author={Hongjin Qian, Zhao Cao, Zheng Liu},
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journal={arXiv preprint arXiv:2601.08079},
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year={2026}
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}
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```
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