OCFT - OpenClaw File Transfer Protocol

P2P file transfer between AI agents via message channels.

Links

• GitHub: https://github.com/stormixus/ocft
• npm: https://www.npmjs.com/package/ocft

When to Use

Use this skill when:

• Transferring files between AI agents over chat channels
• Setting up peer-to-peer file sharing with trusted agents
• Sending files through Telegram, Discord, Slack, or any text-based channel
• Need chunked transfer with integrity verification

Installation

npm install -g ocft

Quick Start

# Initialize your node (generates unique ID and secret)
ocft init

# View your status
ocft status

# Set max file size (default: 100MB)
ocft set-max-size 1GB

# Export your connection info to share with peers
ocft export

# Add a trusted peer
ocft add-peer <nodeId> <secret> --name "Friend"

# Or import from URI
ocft import ocft://eyJub2RlSWQ...

CLI Commands

Features

• 🔗 Message-based: Transfer files through existing chat channels
• 📦 Chunked transfer: Split large files into small pieces (48KB chunks)
• ✅ Integrity verification: SHA-256 hash for chunks and files
• 🤝 Request/Accept: Explicit acceptance or auto-accept policy
• 🔒 Security: Trusted peer whitelist with secrets
• ⏰ Secret TTL: Set expiry time for trust relationships
• 🔄 Resume: Resume interrupted transfers from last chunk
• 📏 Configurable size limit: Set max file size up to any limit

Protocol

OCFT messages use a 🔗OCFT: prefix with Base64-encoded JSON, allowing file transfers over any text-based channel.

Limitations

• Chunk size: 48KB (safe for Base64 in messages)
• Default max file size: 100MB (configurable via ocft set-max-size)
• Designed for text-based channels