---
license: mit
title: rrchat AI
sdk: static
emoji: ⚡
colorFrom: red
colorTo: indigo
pinned: true
short_description: Main card of rrchat!
---

<div align="center">
  <img src="https://huggingface.co/rrchat/Cerberus-E4B/resolve/main/cerberusbanner.png" alt="rrchat AI Banner" width="100%" style="border-radius: 10px; margin-bottom: 12px;">

  # rrchat AI
  **Open-source compact reasoning models & private mobile-ready local AI**

  [![GitHub](https://img.shields.io/badge/GitHub-rrchat-181717?style=flat-square&logo=github)](https://github.com/leftik1/rrchat)
  [![Hugging Face](https://img.shields.io/badge/%F0%9F%A4%97%20Models-RR--Gen1-yellow?style=flat-square)](https://huggingface.co/rrchat)
  [![License](https://img.shields.io/badge/License-Apache--2.0-blue?style=flat-square)](https://www.apache.org/licenses/LICENSE-2.0)
</div>

---

### 🧠 Models: RR-Gen1 Series

Compact multimodal reasoning models with dual-mode inference (deep CoT `<think>` / instant response):

| Model | Base | Active Size | Modalities | Highlights | Links |
| :--- | :--- | :---: | :---: | :--- | :---: |
| **Mercury-1.7B** | `LFM3-VL-2B` | 1.7B | Text + Vision | Ultra-fast edge reasoning, coding (+15% HumanEval), 97% tool-use | [Model](https://huggingface.co/rrchat/Mercury-1.7B) · [GGUF](https://huggingface.co/rrchat/Mercury-1.7B-GGUF) |
| **Cerberus-E4B** | `gemma-4-E4B-it` | 4.0B | Text + Vision + Audio | Heavy STEM reasoning (60% MATH-500), audio perception, bilingual | [Model](https://huggingface.co/rrchat/Cerberus-E4B) · [GGUF](https://huggingface.co/rrchat/Cerberus-E4B-GGUF) |

---

### 📱 Client: [rrchat](https://github.com/leftik1/rrchat)

Privacy-first mobile interface that connects your phone to your PC's local `llama.cpp` / `Ollama`:

- 🔒 **100% Local & Private:** Direct local network connection, zero telemetry.
- 👁️ **Multimodal Chat:** Vision, voice audio transcription, and document analysis.
- 🌐 **Web Search:** Privacy-preserving agentic search without cloud lock-in.