APIVerve

Fewer failed checkouts, cleaner orders.

Every abandoned cart and chargeback traces back to friction or bad data at checkout. APIVerve gives storefronts the conversion, tax, and validation primitives to price correctly, catch typos, and ship to real addresses — all behind one key.

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A starter stack for storefronts
  • Currency Converter1 cr
  • VAT Rates1 cr
  • Sales Tax Calculator1 cr
  • Email Validator5 cr
  • Phone Number Validator1 cr
Outcomes

Built for the moments that make or break a sale

Price right in every market

Convert to local currency and apply the correct EU VAT or US sales tax so customers see the true total up front.

Stop bad data at the form

Catch mistyped emails, invalid phones, and dead card numbers before they become failed payments and support tickets.

Ship to real addresses

Parse and normalize messy address input so fulfillment and shipping labels are right the first time.

The stack

APIs that power modern checkouts

Drop these into your cart, checkout, and account flows — one key, one response shape.

Currency Converter/v1/currencyconverter1 cr→VAT RatesNew/v1/vatrates1 cr→Sales Tax Calculator/v1/salestaxcalculator1 cr→Email Validator/v1/emailvalidator5 cr→Phone Number Validator/v1/phonenumbervalidator1 cr→Card Validator/v1/cardvalidator1 cr→Street Address Parser/v1/streetaddressparser1 cr→Website Screenshot/v1/webscreenshots20 cr→

This is a curated slice. Browse all 356 APIs →

How it works

Wire it into your storefront

  1. 01

    Validate on input

    Call email, phone, and address APIs as customers type — turn errors into inline hints, not lost orders.

  2. 02

    Price at checkout

    Convert currency and calculate tax server-side so the displayed total always matches what you charge.

  3. 03

    Automate the rest

    Trigger screenshots, enrichment, or notifications through Zapier, Make, or n8n — no extra code.

E-commerce API questions.

Answers to the questions teams ask before they build.

Talk to the team →
Do you cover both EU VAT and US sales tax?
Yes. The VAT rates API returns current rates for every EU country, and the sales tax calculator handles US state and local rates. Use them together to price correctly wherever you sell.
Can I validate emails and phones in real time at checkout?
Yes — both are fast enough to call as the customer types or on blur. The email validator catches typos and disposable domains; the phone validator standardizes numbers to E.164 and returns line type and carrier.
Will address parsing work with messy, real-world input?
The street address parser extracts street, city, state, and ZIP from unstructured US address strings so you can normalize data before it reaches fulfillment.
How does pricing work across all these APIs?
One plan, one credit balance. A checkout that validates an email, converts currency, and calculates tax simply draws a few credits — no per-service subscriptions to manage.

Build it on one key. Every API here shares one contract, one bill, and a 99.9% uptime SLA.

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