Changelog

All changes across API4Business APIs.

March 2026

v1.0.0 — Initial Release

KYC APIs

PAN Verification API
Compliance Status (206AB) API
DigiLocker Verification API (init + fetch)

GST APIs

GSTIN Status API
GSTIN Rating API
GST Filing Details API
Filing Preference API
e-Invoice Applicability API
PAN to GSTIN API

Bank Verification APIs

Account Verification (Penny Drop)
Account Verification (Penny-less)
IFSC Lookup

Company Verification APIs

CIN Details API
PAN to CIN API
MSME Details API
PAN to MSME API

Government Documents APIs

Pincode Details API

Documentation

Developer documentation launched at docs.api4business.com
Getting Started guides (Quick Start, Authentication, Environments, Rate Limits)
Integration guides (Error Handling, Going to Production)
Code samples in curl, Python, Node.js, and Java for all endpoints