| name | 0x0-messenger |
| description | Send and receive P2P messages using disposable numbers and PINs. No servers, no accounts. Use for human notifications, approval flows, and agent-to-agent communication. |
| homepage | https://0x0.contact |
| metadata | {"openclaw":{"requires":{"bins":["c0x0","node"],"env":[]},"emoji":"📡"}} |
0x0 Messenger
Install once: npm install -g @0x0contact/c0x0 and c0x0 init
For full docs: https://0x0.contact
Check your identity
c0x0 whoami
Create a PIN and share it
c0x0 pin new --label "for humans"
c0x0 pin new --expires 1h
c0x0 qr a3f9
Share as: 0x0://0x0-816-8172-8198/a3f9
Send a message
c0x0 send 0x0-293-4471-0038 a3f9 "build passed, ready to deploy"
Queues for 72h if peer is offline.
Notify a human and wait for approval
c0x0 pipe 0x0-293-4471-0038 a3f9
Stdin/stdout JSON protocol:
{"type": "message", "content": "deploy to prod? (yes/no)"}
{"type": "disconnect"}
{"type": "connected", "peer": "0x0-293-4471-0038", "pin": "a3f9"}
{"type": "message", "from": "0x0-293-4471-0038", "content": "yes"}
Listen for incoming messages
c0x0 listen
c0x0 inbox --json
c0x0 read a3f9
Let a human connect via browser or mobile
c0x0 web
c0x0 web --lan
Human can also use the Android app (Google Play) or iOS app to connect to your number + PIN.
Receive from anyone (public PIN)
c0x0 pin new --public --label "inbox"
c0x0 requests
c0x0 approve <pin> <shortKey>
Contacts
c0x0 contact add 0x0://0x0-293-4471-0038/a3f9
c0x0 contact list
Revoke when done
c0x0 pin revoke a3f9