The same desk, three more doors.
Ship from your own system, let your AI agent buy labels, or plug 321label into your webshop. Still pay per label — volume gets you better rates, never a subscription.
Quote, buy and track labels from your own system. JSON in, JSON out, sandbox first.
OPEN THE DOOR → MCP · AI AGENTSMCP for AI agentsConnect the 321label server and your agent ships parcels with six tools — no glue code.
OPEN THE DOOR → PLUG-IN · WEBSHOPSIntegrationsOrder in, label out. Native plug-ins are on the roadmap — tell us which platform you run.
OPEN THE DOOR →Same cheap label. Same one price.
Three steps, counted down.
Try the sandbox
Read the API page, send a quote, create a sandbox label. Sandbox labels look real and cost nothing.
Get your keys
API keys and per-agent MCP tokens are self-serve — create an account and generate them in minutes.
Go live
Flip sandbox off. Every label is a real carrier label — paid per label, each one charged at the time of purchase.
Shipping regularly? Open an account.
Optional accounts with a prepaid wallet are self-serve — still pay per label, no subscription. API keys and per-agent MCP tokens for your own systems are self-serve too.