ZV-2026-0196 · 2026-08-19 · mcp.atom.com
mcp.atom.com: Tool update_registrant_contact was renamed to create_registrant_contact.
breaking
What changed
Tool update_registrant_contact was renamed to create_registrant_contact.
What to do
If your agents call mcp.atom.com, pin the new snapshot, patch the affected call sites, and let a green contract check confirm the fix. If you don't use the changed tools, nothing is required, but the rest of the ecosystem just learned about it at the same moment you did.
The redline
− update_registrant_contact + create_registrant_contact update_registrant_contact − Purchase AI Tokens ($0.10 per token) by charging a Stripe Shared Payment Token (SPT) — for… + Purchase AI Tokens ($0.10 per token) by charging a Stripe Shared Payment Token (SPT) — for… buy_ai_tokens − Check whether ONE specific, fully-spelled domain is available, taken, or a premium listing… + Check whether ONE specific, fully-spelled domain is available, taken, or a premium listing… check_domain_availability − Get a real, payable Machine Payment Protocol (MPP) URL to top up AI Tokens ($0.10/token) —… + Get a real, payable Machine Payment Protocol (MPP) URL to top up AI Tokens ($0.10/token) —… get_ai_tokens_pay_link − Generate a pre-filled, authenticated Atom checkout URL for a chosen domain so the user can… + Generate a pre-filled, authenticated Atom checkout URL for a chosen domain so the user can… get_checkout_link − Get a real, payable Machine Payment Protocol (MPP) URL to purchase an ALREADY-LISTED Atom … + Get a real, payable Machine Payment Protocol (MPP) URL to purchase an ALREADY-LISTED Atom … get_domain_purchase_pay_link − Get a real, payable Machine Payment Protocol (MPP) URL to register a FRESH domain (an avai… + Get a real, payable Machine Payment Protocol (MPP) URL to register a FRESH domain (an avai… get_domain_register_pay_link − Register a FRESH domain (an available domain that is NOT a curated Atom marketplace listin… + Register a FRESH domain (an available domain that is NOT a curated Atom marketplace listin… register_domain_spt − Create or update the authenticated user's registrant (WHOIS) contact — the name/address/ph… + Create the authenticated user's registrant (WHOIS) contact — the name/address/phone/email … update_registrant_contact − Purchase/register a domain by DEBITING the authenticated user's Atom account balance. This… + Purchase/register a domain by DEBITING the authenticated user's Atom account balance. This… register_domain