Connect any Ethereum wallet and sign a short message. No email, no waitlist, no human in the loop. The signature is a free read-only attestation — it does not authorize any transaction.
MetaMask, WalletConnect, Coinbase Wallet, Rainbow — any EIP-1193 provider.
A short text including a one-time nonce — proves wallet ownership.
Free tier on Sepolia — 10,000 requests / month, 60 req / minute.
Store your key somewhere safe — this page won't show it again unless you reconnect the same wallet.
Full API reference: /docs.html · Swagger.
Need OEM, Voice SDK, or mainnet access? → Apply for OEM pilot