Ranked by the provider's API Evangelist rating — the Kin Score is scored per provider, not per API, so every API of a provider shares its band. How the rating works →

Strong 2 Solid coverage with minor gaps

Experian Address Validate (Pro OnDemand SOAP)The legacy Experian QAS Pro OnDemand SOAP service, still published and documented by Experian Data Quality....57.0 Experian Address Validation APIThe Address Validation API from Experian — 13 operation(s) for address validation.57.0

Thin 7 Limited public surface area

Kintsugi Address Validation APIAddress search and suggestions for jurisdiction assignment.36.2 La Poste ControlAdresse APIValidates, standardises, and enriches postal addresses for users, customers, or prospects in France. Return...34.0 PostGrid International Address Verification APIA REST API for verifying, standardizing, and autocompleting addresses across 245+ countries worldwide. Supp...31.1 PostGrid US & Canada Address Verification APIA REST API for real-time address autocomplete, verification, and standardization for US and Canadian addres...31.1 FedEx Address Validation APIAddress Validation API verifies postal addresses for deliverability, classifies them as residential or comm...30.8 UPS Address Validation APIAddress validation and standardization30.5 Canada Post AddressComplete APIAddress validation and auto-complete web service backed by Canada Post's authoritative Canadian address dat...26.3

Emerging 1 Early or largely undocumented

Shipwire Address Validation APIValidate shipping addresses before submitting orders to reduce failed deliveries and improve fulfillment ac...24.4

Companies reaching this through an API (3)

These companies publish an API, specification or operation carrying “Address Validation” but do not classify their business under it. Listed unranked and kept out of the count above, because one tagged operation is not a statement about what a company does.

Kintsugi Shipwire UPS

Score breakdown

Frequency

36.4

log-scaled weighted occurrences

Breadth

0.3

spread across providers

Quality lift

54.4

mean composite of providers using it

Cohesion

4.1

strength of nearest seed neighbor

Where this tag comes from

Provider tag10

Api tag10

Openapi tag2

Openapi op tag3

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resolveTurn a domain, URL or GitHub org into the provider it belongs to.
find_cohortsEvery scored population of providers in the catalog.

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This tag

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As a scored cohort

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The distribution (Pro)

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Address Validation

Providers using this tag (10)

APIs with this tag (10)