REST API

Quant API

Programmatic access to all HNICalls analytics via RESTful HTTP endpoints. Build custom trading systems, dashboards, and automated strategies on institutional-grade market intelligence.

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API Endpoints

GET

/api/v1/analysis

Live multi-factor market analysis including PCR, OI concentration, IV skew, max pain.

GET

/api/v1/option-chain

Full option chain snapshot with Greeks, IV, OI, volume for symbol and expiry.

GET

/api/v1/signals

AI-generated trade signals with confidence scoring and direction selection.

GET

/api/v1/observations

LLM-powered market observations from multi-factor analysis synthesis.

GET

/api/v1/ticker

Real-time index ticker data for NIFTY, SENSEX, BANKNIFTY, FINNIFTY.

GET

/api/v1/pcr

Detailed Put-Call Ratio analysis with OI and volume divergence detection.

Authentication

API key-based authentication with HMAC-signed requests. Keys generated per tier from the dashboard.

Rate Limits

Tiered rate limiting: Free (60 req/min), Gold (300 req/min), Elite (unlimited with burst).

Response Format

All responses in standard JSON format with consistent envelope structure and error codes.

Coverage

NIFTY, BANKNIFTY, FINNIFTY, SENSEX with all monthly and weekly expiries.

Example Request

curl -H "Authorization: Bearer YOUR_API_KEY" \
  https://api.hnicalls.com/api/v1/analysis?symbol=NIFTY

API keys are generated from your dashboard after reaching HNI Elite tier.

Generate API Key