Give your agents limits
Identity, limits and vault keys it uses but never sees, in every MCP client you already run.
Add sign-in to your app
Passkey, OAuth and wallet sign-in from one hosted page. No sign-in screens to build.
Verify once, reuse anywhere
Proof of human, domain, accounts and wallet risk, kept as a proof the next app reads.
Sell access or charge per call
Put a proof, a price or both in front of a page, API or agent. Sellers keep 90%.
See it work
Run one chain end to end
Person, agent, permission, decision and receipt, each checked offline.
Benchmark
What it stops and saves, measured on the live service.
Reference
JavaScript SDK
Add checks and gates to a JavaScript app.
HTTP API
Call the hosted API from your own service.
CLI
Set up MCP and load agent context from a terminal.