nanobot: Ultra-Lightweight Personal AI Assistant

🐈 nanobot is an ultra-lightweight personal AI assistant inspired by Clawdbot

⚡️ Delivers core agent functionality in just ~4,000 lines of code — 99% smaller than Clawdbot's 430k+ lines.

• 2025-02-01 🎉 nanobot launched! Welcome to try 🐈 nanobot!

🪶 Ultra-Lightweight: Just ~4,000 lines of code — 99% smaller than Clawdbot - core functionality.

🔬 Research-Ready: Clean, readable code that's easy to understand, modify, and extend for research.

⚡️ Lightning Fast: Minimal footprint means faster startup, lower resource usage, and quicker iterations.

💎 Easy-to-Use: One-click to depoly and you're ready to go.

Install from PyPi

pip install nanobot-ai

Install from source (recommended for development)

git clone https://github.com/HKUDS/nanobot.git
cd nanobot
pip install -e .

Install with uv

uv venv
source .venv/bin/activate
uv pip install nanobot-ai

1. Initialize

nanobot onboard

2. Configure (~/.nanobot/config.json)

{
  "providers": {
    "openrouter": {
      "apiKey": "sk-or-v1-xxx"
    }
  },
  "agents": {
    "defaults": {
      "model": "anthropic/claude-opus-4-5"
    }
  },
  "webSearch": {
    "apiKey": "BSA-xxx"
  }
}

3. Chat

nanobot agent -m "What is 2+2?"

That's it! You have a working AI assistant in 2 minutes.

Run nanobot with your own local models using vLLM or any OpenAI-compatible server.

1. Start your vLLM server

vllm serve meta-llama/Llama-3.1-8B-Instruct --port 8000

2. Configure (~/.nanobot/config.json)

{
  "providers": {
    "vllm": {
      "apiKey": "dummy",
      "apiBase": "http://localhost:8000/v1"
    }
  },
  "agents": {
    "defaults": {
      "model": "meta-llama/Llama-3.1-8B-Instruct"
    }
  }
}

3. Chat

nanobot agent -m "Hello from my local LLM!"

Talk to your nanobot through Telegram or WhatsApp — anytime, anywhere.

{
  "channels": {
    "telegram": {
      "enabled": true,
      "token": "YOUR_BOT_TOKEN",
      "allowFrom": ["YOUR_USER_ID"]
    }
  }
}

nanobot gateway

nanobot channels login
# Scan QR with WhatsApp → Settings → Linked Devices

{
  "channels": {
    "whatsapp": {
      "enabled": true,
      "allowFrom": ["+1234567890"]
    }
  }
}

# Terminal 1
nanobot channels login

# Terminal 2
nanobot gateway

{
  "agents": {
    "defaults": {
      "model": "anthropic/claude-opus-4-5"
    }
  },
  "providers": {
    "openrouter": {
      "apiKey": "sk-or-v1-xxx"
    }
  },
  "channels": {
    "telegram": {
      "enabled": true,
      "token": "123456:ABC...",
      "allowFrom": ["123456789"]
    },
    "whatsapp": {
      "enabled": false
    }
  },
  "tools": {
    "web": {
      "search": {
        "apiKey": "BSA..."
      }
    }
  }
}

# Add a job
nanobot cron add --name "daily" --message "Good morning!" --cron "0 9 * * *"
nanobot cron add --name "hourly" --message "Check status" --every 3600

# List jobs
nanobot cron list

# Remove a job
nanobot cron remove <job_id>

nanobot/
├── agent/          # 🧠 Core agent logic
│   ├── loop.py     #    Agent loop (LLM ↔ tool execution)
│   ├── context.py  #    Prompt builder
│   ├── memory.py   #    Persistent memory
│   ├── skills.py   #    Skills loader
│   ├── subagent.py #    Background task execution
│   └── tools/      #    Built-in tools (incl. spawn)
├── skills/         # 🎯 Bundled skills (github, weather, tmux...)
├── channels/       # 📱 WhatsApp integration
├── bus/            # 🚌 Message routing
├── cron/           # ⏰ Scheduled tasks
├── heartbeat/      # 💓 Proactive wake-up
├── providers/      # 🤖 LLM providers (OpenRouter, etc.)
├── session/        # 💬 Conversation sessions
├── config/         # ⚙️ Configuration
└── cli/            # 🖥️ Commands

PRs welcome! The codebase is intentionally small and readable. 🤗

Roadmap — Pick an item and open a PR!

• Multi-modal — See and hear (images, voice, video)
• Long-term memory — Never forget important context
• Better reasoning — Multi-step planning and reflection
• More integrations — Discord, Slack, email, calendar
• Self-improvement — Learn from feedback and mistakes

Thanks for visiting ✨ nanobot!