The DMart of APIs · Lowest Price Guaranteed · No volume commitment

The DMart of APIs.
Lowest price, guaranteed.

Everyday lowest prices on KYC, OCR & comms APIs — no volume commitments, no minimums, no contracts. Integrate once; we route every call to the cheapest healthy vendor and pass the savings straight to you. Prepaid wallet, paise-precise billing, GST invoices.

$ curl https://api.apisathi.in/v1/pan/verify \
   -H "X-API-Key: live_..." \
   -H "Idempotency-Key: 8f1c..." \
   -d '{"pan":"ABCDE1234F"}'

{
  "verified": true,
  "name": "ANIL KUMAR",
  "aadhaar_linked": true,
  "_meta": { "vendor": "cheapest-healthy", "latency_ms": 412 }
}

Lowest

Price, guaranteed

No min

Volume commitment

< 60s

Failover on outage

Match

Or we point you to it

For buyers

One integration, every vendor

Stop maintaining five vendor SDKs. Call one normalized contract per product; we pick the cheapest healthy upstream on every request and fail over automatically.

Why customers choose us →

For suppliers

List once, earn on volume

Set your per-call cost and monthly quota. Our cheapest-healthy router sends you volume whenever you are competitive — with transparent monthly reconciliation and payouts.

Why suppliers list with us →

How it works

Three steps from signup to your first verified call.

Step 1

1. Recharge

Top up your prepaid wallet via Razorpay. GST invoice with IRN, instantly.

Step 2

2. Call any product

Same auth, same shape — PAN, Aadhaar, GSTIN, OCR, SMS, WhatsApp.

Step 3

3. We route & bill

Cheapest healthy vendor wins. Capture on success, release on failure. Margins visible per call.

See the full request lifecycle →

A catalog built for India

KYC

KYC & Verification

PAN, Aadhaar, GSTIN, Bank, UPI, RC, DL, Voter — one normalized contract each.

OCR

OCR & Documents

Read PAN, Aadhaar, cheque and passport documents into clean JSON.

Comms

Communication

Transactional SMS, WhatsApp utility and email — DLT-ready.

AI

AI & Biometrics

Face match, liveness and document forgery checks (rolling out).

KYC₹1.32/call

PAN Verification

Verify a PAN and fetch the registered name, DOB and Aadhaar-link status.

KYC₹3.85/call

Aadhaar OKYC

Offline Aadhaar KYC via OTP or offline XML — name, DOB, address.

KYC₹0.55/call

GSTIN Lookup

Validate a GSTIN and return legal name, status and filing details.

KYC₹2.20/call

Bank Account Verify

Penny-drop account verification with name match.

KYC₹0.33/call

UPI Verify

Validate a UPI VPA and return the registered beneficiary name.

KYC₹0.22/call

IFSC Lookup

Resolve an IFSC code to bank, branch and address.

Lowest Price Guarantee

The lowest price on every API. Guaranteed.

Like DMart, we exist to give you the best price in the market — no subscriptions, no volume commitment, no minimums. Find any API on this catalog cheaper somewhere else and we'll match it. If we genuinely can't, we'll onboard that provider as a vendor here — or simply point you to the platform offering it lowest. You never overpay.

We match it

Found it cheaper? We'll meet that price.

Or we onboard them

We invite that provider to list on API Sathi.

Or we refer you

We point you to whoever is offering it lowest.

Trusted by fintech, lending and onboarding teams across India

FinVerse
LendKart
OnboardX
PaySetu
KYC Labs
BharatID
“We cut our KYC bill by 30% the week we switched. One integration, automatic failover, and we finally see margin on every single call.”
Head of Engineering, mid-market lending platform

Ship your first call today

Free ₹100 of test credits. Sandbox keys hit deterministic mocks — go live when ready.

Start building

List your API, reach demand

Onboard in minutes. Set your price and quota — our router does the distribution.

Become a supplier