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New Bizzy agents can run the whole domain lifecycle for you: find an available name, register it, verify a domain you own elsewhere, manage its DNS records, and renew it before it expires. The same tools work in agent chat and over the Bizzy MCP server, and they use the exact same backend as the UI and REST API — an agent-registered domain looks no different from one you bought yourself. Anything that spends money — registering or renewing — is held to the approval and spend-ceiling model described in Approvals and spending below.

Find and register a domain

An agent can check availability and live pricing for names and TLD variants with searchDomainAvailability, then register the one you pick with registerDomain — the same quote → charge → provision flow as the UI. Try prompts like:
Is acmeplumbing.com available? Check .co and .io too, and show me prices.
Register acmeplumbing.com for 2 years if it’s under $30. Use our business address for the WHOIS contact.
The agent searches first, uses the quoted prices to set the registration’s spend ceiling — a multi-year registration totals the first year at the registration price plus each additional year at the renewal price (see What you pay) — and, at the default Ask permission, asks for your approval before anything is charged (see Approvals and spending). WHOIS privacy and auto-renewal are on by default. Initial DNS is configured automatically, so the domain is ready for email addresses once it’s active.

Verify a domain you own elsewhere

For a domain registered at another provider, an agent first adds the domain to Bizzy with createDomain (if it isn’t there already), then starts ownership verification with verifyDomain. Verification returns the TXT record you need to publish at your DNS host, then checks for it — verification also keeps being re-checked hourly in the background, and the agent can poll for the result at any time.
Verify getbizzy.net — give me the TXT record I need to add at Cloudflare.
Has getbizzy.net finished verifying yet?
A verification token lasts 7 days; if it expires before the record shows up, asking again starts a fresh one. See Verify a domain for the underlying flow.

Manage DNS records

For domains registered through Bizzy, an agent can list, create, update, and delete DNS records (listDnsRecords, createDnsRecord, updateDnsRecord, deleteDnsRecord). The DNS zone is created automatically the first time a record is added. This is handy for the fiddly records other services ask you to add:
Add the TXT record Stripe gave me to acmeplumbing.com: stripe-verification=4c22…
Point acmeplumbing.com at 203.0.113.7 and www at the root domain.
What DNS records does acmeplumbing.com have right now?
Domains verified with Bizzy but hosted elsewhere keep their DNS at your provider — the agent can tell you what to add (as in the verification and deliverability flows) but can’t change records there. See Managing DNS Records for the supported record types and cautions around email-critical records.

Renew a registration

An agent can preview a renewal price with getDomainRenewalPrice and renew with renewDomain, which charges the account’s default payment method and extends the expiration date. If the registrar renewal fails after the charge, the charge is refunded automatically.
What would it cost to renew acmeplumbing.com for 3 years?
Renew acmeplumbing.com for a year if it’s still under $20.
Registered domains auto-renew by default, so manual renewal is mostly for domains where you’ve turned auto-renew off or want to extend further ahead.

Approvals and spending

Two domain tools spend real money: registerDomain and renewDomain. Three independent safeguards keep an agent from spending more than you intend:
  1. A hard spend ceiling per call. Both tools require maxAmountCents. If the live price already exceeds it, the call fails with PRICE_EXCEEDS_MAXIMUM and nothing is charged. The ceiling is enforced again right before the actual charge, so if the price rises after a renewal is queued, the renewal fails instead of charging above your ceiling.
  2. Preview before commit. Each spend tool has a read-only pricing counterpart (searchDomainAvailability for registration, getDomainRenewalPrice for renewal) the agent uses to quote first and pick the ceiling. Retries reuse an idempotency key, so a retried call replays the original result instead of charging twice.
  3. Human approval. Both tools default to Ask, so in agent chat you get an inline approval card — showing the exact tool input, including the ceiling — before anything is charged. External MCP clients have no approval step, so over MCP these tools are hidden unless you explicitly set their permission to Allow. Each has its own permission (domain-registrations.purchase and domain-registrations.renewal) that is never inherited from a broader grant — allowing other domain tools does not enable spending.
The remaining domain tools follow the standard model — reads default to Allow, writes to Ask — and every level can be changed per agent. See Tool Permissions for how the Allow / Ask / Deny model works.

Next steps

Domain tools reference

Parameters, permissions, and return shapes for every domain tool

Tool permissions

Set Allow, Ask, or Deny per tool on each agent
Last modified on July 20, 2026