open
payment protocol
for paid apis.
agent calls a paid endpoint. server quotes a price with http 402. wallet signs a usdc transfer on solana. response returns. no keys, no escrow, no monthly invoice.
Edge Endpoints
proxy nodes in 12+ regions. quote in under 20ms anywhere.
Receipt Store
every paid call logged on-chain. queryable, exportable, auditable.
Quote Schema
typed http 402 envelopes. one schema for every paid provider.
Spend Caps
per-agent, per-provider usdc spend caps enforced on-chain.
composable, all on-chain.
every layer is open and replaceable. swap the router, swap the wallet, swap the providers.
stack separates clients, routing, settlement, and providers. four layers. swap any one without touching the others.
Client Layer
drop-in mcp, cli, sdk. agent registers once.
Routing Layer
quote, retry, failover, provider scoring.
Settle Layer
usdc transfers on solana, signed by agent wallet.
Provider Layer
72+ paid apis registered. quote, serve, get paid.
built for builders.
one cli, one sdk, one mcp server. wire 402proto into your agent in three lines, set a daily usdc cap, ship. every call traceable on-chain.
solana-native settle
every paid call is a usdc transfer on solana. settles in under two seconds anywhere on earth. proxy nodes keep quote latency tight.