Open API

Free, keyless, JSON, CORS enabled. Licence: CC BY 4.0, credit IndiaCos. OpenAPI spec: /api/v1/openapi.json.

Look up a company or LLP

curl https://indiacos.com/api/v1/company/U72900KL2022PTC074151

Court cases for it: /api/v1/company/{CIN}/cases.

Look up a GSTIN

curl https://indiacos.com/api/v1/gst/27AAOCM9194L2ZF

All GSTINs under a PAN

curl https://indiacos.com/api/v1/pan/AAOCM9194L

Search by name

curl https://indiacos.com/api/v1/search?q=infosys&limit=10

Parameters: q (required), limit (1-50, default 20), offset, state (2-digit state code).

Court cases for a business

curl https://indiacos.com/api/v1/gst/27AAOCM9194L2ZF/cases

Returns case counts as respondent and petitioner, cheque-bounce, fraud, insolvency and recovery flags, and the 50 most recent cases as respondent. Matched by party name, refreshed every 30 days; not available for proprietorships.

Conventions

• Lists return {total, count, limit, offset, next, results}.
• Unknown parameters are rejected with 400 and a list of allowed ones.
• Errors are {error, message, docs}.
• Masked fields stay masked in the API.