Question 1

What countries are supported?

Accepted Answer

We support 250+ countries and territories. Coverage varies by capability — address validation has near-global coverage, tax ID validation covers 193 countries with 242 tax types.

Question 2

Is there a free tier?

Accepted Answer

Yes — the free plan includes 100 API calls per month with no credit card required. Upgrade to Pay-as-You-Go ($1.50/call) or Pro ($199/mo) for higher volumes.

Question 3

How fast are API responses?

Accepted Answer

Most validation calls return in under 500ms. Bulk operations vary by API and batch size — 10 records may complete in 1-2 seconds, while 1,000 records may take longer. Pro and Enterprise plans include dedicated capacity for consistent performance.

Question 4

Do you support batch processing?

Accepted Answer

Yes — all validation endpoints accept batch requests. Pro and Enterprise plans include higher concurrency limits and priority processing.

Question 5

What integrations are available?

Accepted Answer

35+ integrations including Claude (MCP Server), ChatGPT, Python/Node.js/Go SDKs, Salesforce, SAP, Zapier, Make, Power Automate, Stripe Dispute Evidence, and more.

Question 6

Is the API post-quantum ready?

Accepted Answer

Yes — QubitOn supports ML-KEM-768 (FIPS 203) post-quantum cryptography for response field encryption, alongside traditional X.509/RSA.