Check business name eligibility
⚠️ Early access — This endpoint is in preview and may change in backwards-incompatible ways before it is marked stable. Avoid depending on it in production, and reach out before building on it.
Check whether a prospective business name can be registered in a jurisdiction before filing a formation. Combines the jurisdiction’s naming rules (required designators, prohibited and restricted words, character limits) with registry availability. Returns a single eligible answer plus violations explaining any naming-rule problems and corrections for a fixable name. Pass suggest=true to also receive alternative name ideas in alternatives.
Authorizations
Enter your API key in the format: sk_test_xxxxx or sk_live_xxxxx
Path Parameters
US jurisdiction (ISO 3166-2), e.g., US-TX
"US-TX"
Query Parameters
Prospective business name to check
"Maple Street Ventures LLC"
Entity type to check the name against
llc, pllc, corporation, pcorporation Return alternative name suggestions. Note: this increases response time.
false
Screen the name for content issues (obscenity, deceptive agency similarity). Note: this increases response time.
false
Response
Eligibility result returned successfully
True when the name is both compliant with naming rules and available
True when the name has no hard naming-rule violations
Naming-rule violations, empty when compliant
True when no active registered business holds this exact name
Deterministic, eligible fixes to the submitted name (e.g. a missing designator)
Eligible alternative names (only when suggest=true)

