Coil Edge Research

After SPY or QQQ gaps down 0.75% or more with a red first 30-minute bar, does buying the matching -3x index fund at 10:00 ET and selling once the index recovers its open, or near the close, make money after costs? Pre-registered Backtrader backtest, 10 years of 30-minute bars, SPY, QQQ, SOXX and three -3x index funds (2016-10-18 to 2026-10-09) — verdict: THIN. Not enough evidence either way. Full

Open endpoint ↗

Price per call: $0.25
Chain: Solana
Method: GET
Paid calls · 30 days: 0

Call it from code

This API is run by its own provider and paid directly through x402. We list it so you can find it; we don't route or hold the payment.

import { x402Client, wrapFetchWithPayment } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";

const client = new x402Client();
registerExactEvmScheme(client, { signer: agentAccount });

const pay = wrapFetchWithPayment(fetch, client);
const res = await pay("https://coil.trade/learn/research/does-buying-a-3x-inverse-index-fund-after-a-gap-down-pay/full", { method: "GET" });
console.log(await res.json());

https://coil.trade/learn/research/does-buying-a-3x-inverse-index-fund-after-a-gap-down-pay/full