Paid x402 pre-checks for agents: phishing links, Base tokens, EIP-712 permits, calldata, DNS.
Free
One server, in security & testing. Paid x402 pre-checks for agents: phishing links, Base tokens, EIP-712 permits, calldata, DNS.
Security & Testing
Paid x402 pre-checks for agents: phishing links, Base tokens, EIP-712 permits, calldata, DNS.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.