Data Validation APIs.
A validation API answers one question per field: is this real, and is it well formed. Emails, phone numbers, VAT and IBAN numbers, postcodes — checked against live registries and format rules before the bad record reaches your database.
Also called a verification API, data quality API or data cleansing API20 services in this categoryData Validation APIs
20 servicesProfanity Check
Send text and optional language to detect profanity in user-generated content. Useful for moderation checks before publishing comments, chats, or reviews.
External ProvidersTEST VAT Number Validator
Validate a VAT number with a country code prefix and get a boolean result. Useful for invoicing, onboarding, and business tax checks.
Validate File Type API
Validate uploaded files or file URLs by comparing extension, declared MIME, and detected type. Useful for intake checks and spoofed-file rejection.
Validate UK Postcodes API
Validate a UK postcode by sending a postcode string. Returns a boolean data field for address checks, form validation, and delivery filtering.
Validate Indian Postcodes API
Validate an India postcode with a boolean response. Use it to check whether a PIN code exists before accepting an address.
BIC Validator
Validate BIC/SWIFT codes from a `bic` field and get parsed code parts or false. Useful for payment forms and bank data checks.
IBAN Validator
Validate an IBAN and get either false or a structured result with country code, BBAN, SEPA flag, and printable format.
IFSC Code Validator
Validate an Indian IFSC code and get bank, branch, address, city, state, phone, and STD code, or false if it isn't found.
Validate Academic Email API
Checks whether an email belongs to an academic institution. Returns a boolean result for student signups, education offers, and access checks.
Validate EU VAT API
Validate VAT numbers with a country-code prefix and get a boolean result. Useful for checkout, invoicing, and business onboarding checks.
VAT Company Lookup
Check a VAT number and get company name, address, validity, VAT number, and country code. Useful for B2B onboarding and tax checks.
ID Data Extraction
Extract structured data from ID documents by URL or file upload. Choose ApyHub parsing or raw Azure Document Intelligence output.
Which Data Validation API do you need?
The question you arrived with, and the endpoint that answers it.