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Crypto options data for your systems.

GEX levels, options analytics, OPEX, probability distributions, and TRACE forward Greek projections through a REST API.

API Docs
example.py
import requests

resp = requests.get(
    "https://api.backquant.com/v2/gex/levels",
    headers={"X-API-Key": "bq_live_..."},
    params={"symbol": "BTCUSDT"},
)

levels = resp.json()["data"]
print(f"HVL: {levels['all_expiry']['hvl']}")

Response

{
  "success": true,
  "data": {
    "all_expiry": {
      "hvl": 84250,
      "call_resistance": 90000,
      "put_support": 80000
    },
    "odte": {
      "hvl": 84500,
      "call_resistance": 86000,
      "put_support": 83500
    }
  },
  "meta": {
    "version": "2.0",
    "symbol": "BTCUSDT",
    "spot_price": 84320,
    "computed_at": "2026-04-30T12:00:00Z",
    "freshness_seconds": 12,
    "source": ["deribit", "bybit", "okx", "binance"]
  }
}

Data coverage

Crypto options structure in one API.

Dealer gamma, OPEX, probability, greeks, flow, and liquidation data from one REST surface.

GEX8

Levels, walls, HVL, strike + expiry profiles

OPEX calendar3

Filtered chain, expiry summary, OPEX classifier

IV analytics8

Surface, term structure, skew, smile, VRP

Probability2

Risk-neutral PDF + 3D probability surface

Greeks3

DEX, vanna, charm, vega - profiles + surfaces

OI & flow4

By expiry, history, PCR, premium tide

Liquidation3

Heatmap, distribution, futures basis

Multi-symbol1

Universe-wide GEX bundle in one call

API-key auth

Simple X-API-Key headers.

Rate limits

Clear quotas and usage headers.

TRACE projections

Forward gamma, charm, and vanna maps.

OPEX calendar

Daily/weekly/monthly/quarterly classifier with anchor flag.

Any stack

Python, JS, cURL, Go, Rust, C++.

Pricing

API access with terminal included.

Choose monthly flexibility, annual savings, or a commercial plan for larger teams and redistribution.

USDCUSDTDAIXMR
Annual crypto subscriptions supportedCreate a Discord ticket
20% off

Flexible access

API Monthly

$199/mo

Billed monthly

Full terminal access
38 endpoints
BTC, ETH, SOL, HYPE
60 requests/min
2 API keys
Usage dashboard
Start monthly
Save $398/yr

Best value

Best Value

API Yearly

$1990

Billed annually

Everything in Monthly
120 requests/min
Priority support
TradingView indicators
Annual crypto subscriptions supported
Save $398/year
Start yearly

Commercial use

Enterprise

Custom

For teams, funds, and redistribution

Custom rate limits
Multi-user access
Redistribution rights
Custom endpoints
SLA and dedicated support
Commercial agreements
Contact us

FAQ

Questions before you plug in?

Most API plans are built for individual researchers and traders. Enterprise is available for teams, funds, commercial usage, and redistribution.

What is included in the API?

38 endpoints focused on crypto options analytics - GEX levels, OPEX calendar, max-pain, IV surface and skew, probability density, greeks, multi-symbol bundles, and liquidation heatmaps.

Does API access include the terminal?

Yes. Every API plan includes full access to the BackQuant Terminal, TradingView indicators, API docs, and usage dashboard.

Which assets are supported?

BTCUSDT, ETHUSDT, SOLUSDT, and HYPEUSDT - covering the major crypto options markets. GEX, IV, and chain data are aggregated across Deribit, Bybit, OKX, and Binance.

Can I use it commercially?

Standard plans are for personal, non-commercial use. Contact us for commercial use, redistribution, white label, or multi-user plans.

Looking for terminal-only access? View terminal pricing.