Quick Summary
Connect AI to WhatsApp via Baileys protocol
- QR code authentication
- Multi-file auth state persistence
- Media handling (images, audio, video, documents)
Signal
Encrypted messaging via signal-cli daemon
- End-to-end encryption
- Group support
- Media attachments
Capability Comparison
| Capability | Signal | |
|---|---|---|
| Direct Messages | ✓ Yes | ✓ Yes |
| Group Chats | ✓ Yes | ✓ Yes |
| Media Messages | ✓ Yes | ✓ Yes |
| Voice Messages | ✓ Yes | ✓ Yes |
| Reactions | — No | ✓ Yes |
| Thread Support | — No | — No |
| Native Commands | — No | — No |
| Text Limit | 4096 chars | 4096 chars |
| Protocol | @whiskeysockets/baileys | signal-cli (external daemon) |
Access Control Policies
DM Policies
allowlistpairingopen
Group Policies
allowlistopen
Signal
DM Policies
allowlistpairingopen
Group Policies
allowlistopen
Best Use Cases
Choose WhatsApp for:
- Personal AI assistant
- Family group automation
- Business customer support
- Team communication
Choose Signal for:
- Privacy-focused assistant
- Secure team communication
- Journalism/activism
- Healthcare communication
Use with AI Providers
Both channels work with all OpenClaw AI providers:
Frequently Asked Questions
Which is better for AI assistants, WhatsApp or Signal?
Both work well with OpenClaw. WhatsApp is better for personal ai assistant, while Signal excels at privacy-focused assistant. Consider your audience and feature requirements.
Can I use both WhatsApp and Signal with OpenClaw?
Yes! OpenClaw supports multiple channels simultaneously. You can connect the same AI assistant to both WhatsApp and Signal, allowing users to interact through their preferred platform.
Which has better group chat support?
Both support group chats. WhatsApp uses allowlist, open policies, while Signal uses allowlist, open.