options gex derived

{
  "input": {
    "type": "http",
    "method": "GET",
    "queryParams": {}
  },
  "output": {
    "type": "json",
    "example": {
      "data": {
        "spot": 80911.55,
        "age_s": 44,
        "as_of": "2026-10-08T18:17:04.330Z",
        "units": "USD change in dealer delta for a 1% move in the underlying (gamma x open interest x spot^2 x 0.01), summed over every live expiry",
        "venue": "deribit",
        "regime": "positive gamma (dealers dampen moves under the convention)",
        "source": "Deribit public API (get_book_summary_by_currency, get_instruments, get_volatility_index_data)",
        "put_wall": {
          "strike": 80000,
          "put_gex_usd": -54968707
        },
        "by_strike": [
          {
            "strike": 57000,
            "net_gex_usd": -31485,
            "put_gex_usd": -31500,
            "call_gex_usd": 15
          },
          {
            "strike": 58000,
            "net_gex_usd": -937363,
            "put_gex_usd": -960937,
            "call_gex_usd": 23574
          }
        ],
        "call_wall": {
          "strike": 90000,
          "call_gex_usd": 45178418
        },
        "flip_note": "net GEX recomputed across spot ±20% with each forward shifted in proportion and IV held; null means no sign change in that range",
        "convention": "dealer-sign convention: dealers are assumed long the calls and short the puts that customers hold the other side of, so call gamma counts po…",
        "flip_level": 80172.378581,
        "underlying": "BTC",
        "by_strike_band": "strikes within ±30% of spot",
        "net_gex_usd_per_1pct": 23889895
      },
      "paid": true,
      "tool": "get_options_gex"
    }
  }
}