Register Signed Key For Developer Managed Auth Address
Allow apps to register an Ethereum addresses as authorized "auth addresses" for a user's Farcaster account, enabling seamless Sign-In With Farcaster (SIWF) across applications without repeated custody wallet authorizations.
AuthAddress
Register Signed Key For Developer Managed Auth Address is an example object payload from Neynar, with 9 top-level fields. It illustrates the shape of data this provider's APIs accept or return.
Discovery needs no key. Ratings and market analysis are Pro.
Get an API key
Free tier, no form to fill in. Signing in shares your email address with us — we
store it to create your key and to recognise you if you sign in with another
provider. See our Privacy Policy and
Terms.