Developer PreviewThis documentation describes the upcoming 1Funnel External Integration API.The documented API endpoints and authentication services are not yet available
for public integration.You can explore the API specifications, request and response schemas, webhook
events, and integration guides.Sandbox and production availability will be announced separately.
limit and opaque cursor values.
SMS list endpoints use SMS-specific limit bounds (default/max distinct from the
shared webhook/wallet limits). Never invent offsets.
Rate limits
Exceeding limits returns 429 with Problem Details. Honor Retry-After when
present. Exact numeric quotas are environment policy and are not claimed here.
