{"serverId":"mcp-registry/io.github.iparadise71/x402-web-tools","tools":[{"name":"check_email_domain","fixed":{"name":"check_email_domain","description":"Check an email address or domain: MX records, mail provider (Google/Microsoft/Zoho), SPF, DMARC policy, disposable-domain flag and a 0-100 deliverability score. Validate leads before sending. Costs $0.002 USDC (x402, Base).","inputSchema":{"type":"object","$schema":"http://json-schema.org/draft-07/schema#","required":["domain"],"properties":{"domain":{"type":"string","description":"Domain or full email address"}},"additionalProperties":false},"annotations":{"readOnlyHint":true}},"changes":[{"kind":"annotations","detail":"Added readOnlyHint: true (inferred from the name).","verify":true}],"tokensBefore":137,"tokensAfter":137}],"toolsChanged":1,"tokensSaved":0,"todo":[],"note":"Deterministic fixes. Changes marked verify need a human look before shipping (renames, inferred annotations, inferred types, removed text). Parameter descriptions in `todo` need to be written by someone who knows the API."}