Do I need an account or an API key?
Do I need an account or an API key?
No. You hold a key, you sign one order, and a permissionless relayer settles it. There is no signup, no dashboard, and no API key. See the Quickstart.
Is Caplane custodial?
Is Caplane custodial?
No. The broker holds no funds between payment and delivery, because there is no between: it settles, grants, and pays out in one transaction. See Caplane vs Nevermined.
What stops a relayer from stealing the payment?
What stops a relayer from stealing the payment?
The binding. The consumer signs the EIP-3009 authorization with
nonce = keccak256(abi.encode(order)), so the token itself rejects any tampered field. A relayer can only relay verbatim or decline. See the binding and security.What are the known weaknesses?
What are the known weaknesses?
Two, stated plainly: the gas-sponsorship underlying is commoditized, and the Timeboost resale market has largely collapsed. See honest limits.
Which chains and addresses?
Which chains and addresses?
Arbitrum Sepolia (
421614) and Robinhood testnet (46630). See Status for what is live and Deployments for every address.Do I have to use the SDK?
Do I have to use the SDK?
No. The SDK is a convenience. The encoding spec is the contract: reproduce
orderHash in any language and you are correct. The page shows the same hash from cast, TypeScript, and Python.How do I sell a capability, or run a relayer?
How do I sell a capability, or run a relayer?
Implement an adapter and price it: sell a capability. Or run one command with a gas key: run a relayer.
Is there a hosted relayer I can point at?
Is there a hosted relayer I can point at?
Not yet. Run your own (
pnpm --filter @caplane/relayer start); it is the same binary a hosted service would run. See Status.