Unique Domains · Rate Limits

Unique Domains Rate Limits

Unique Domains Rate Limits is the rate-limit profile for Unique Domains on the APIs.io network — every limit transcribed verbatim from the provider’s own documentation on 2026-11-12.

It captures 4 rate-limit definitions, including free tier hourly — 60 calls an hour; free tier daily — 100 a day from one address; member key — at most 10 calls a second.

Limit state is signalled in the Retry-After response header.

Tagged areas include Domain, Data, Pricing, and Search.

4 Limits Retry-After
Transcribed from the provider's documentation on 2026-11-12 — unique.domains/api/problems/rate_limited.
View Source
DomainDataPricingSearch

Limits

free tier hourly per addressfree
60 calls an hour
· per hour
free tier daily per addressfree
100 a day from one address
· per day
member key member
at most 10 calls a second
· per second
paying caller daily live checks paid
at most 200 live checks a day
· per day

Sources

Work with this as data

Every rate limit here is available over the APIs.io API and to AI agents over MCP.

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Tools for rate limits

4 MCP tools reach this
  • find_rate_limitsBrowse and filter every rate limit in the catalog.
  • apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.
  • resolveTurn a domain, URL or GitHub org into the provider it belongs to.
  • find_cohortsEvery scored population of providers in the catalog.
All 92 tools →

Call it yourself

curl for this page
This rate limit 
curl "https://apis.io/api/v1/rate-limits/unique-domains-rate-limits"
All rate limits 
curl "https://apis.io/api/v1/rate-limits?limit=25"

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