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Business Verification APIs

Verify business identity fields during onboarding — starting with GSTIN validation on APISeeker.

Last verified 4 Sept 2026

Discovery landings (e.g. GST Verification APIs) curated by APISeeker from live catalog listings.

Business verification APIs reduce fake or mistyped counterparty data in B2B onboarding.

On APISeeker today, GSTIN verification is the primary live listing in this cluster. Prefer APIs that document returned fields, quotas and error codes clearly.

Available APIs

IndiaVerified provider

GSTIN Verification

Ship GSTIN checks in minutes with a versioned REST endpoint, clear error codes and a free tier for development.

By Bharat Verify

Updated Updated 34 days ago

Free to startFree tierFrom 10 req/min

Popular use cases

  • Vendor onboarding
  • B2B compliance
  • Invoice readiness checks

How to choose

  • Confirm which identity fields are verified and how often data refreshes.
  • Check free tier and whether failed lookups count against quota.
  • Prefer playground examples and published rate limits.

Comparisons

Related guides

Frequently asked questions

What business verification APIs are listed?+

APISeeker currently lists GSTIN Verification for Indian GST identity checks. More verification APIs will appear as inventory grows.