Alpha Webhooks

{
  "id": "delivery_uuid",
  "type": "alpha",
  "event_type": "alpha.created",
  "object": "trade_signal",
  "created_at": "2026-04-27T10:56:52.941Z",
  "data": {}
}

import crypto from "crypto";

export function verifyGigabrainWebhook(
  rawBody: string,
  signature: string,
  secret: string
) {
  const parts = Object.fromEntries(
    signature.split(",").map((part) => {
      const [key, value] = part.split("=");
      return [key, value];
    })
  );

  const timestamp = Number(parts.t);
  if (!timestamp) return false;

  const ageSeconds = Math.abs(Date.now() / 1000 - timestamp);
  if (ageSeconds > 300) return false;

  const expected = crypto
    .createHmac("sha256", secret)
    .update(`${timestamp}.${rawBody}`)
    .digest("hex");

  const received = parts.v1 || "";
  const receivedBuffer = Buffer.from(received, "hex");
  const expectedBuffer = Buffer.from(expected, "hex");

  if (receivedBuffer.length !== expectedBuffer.length) return false;

  return crypto.timingSafeEqual(receivedBuffer, expectedBuffer);
}

{
  "id": "67349fba-72bd-4434-897b-8fbc030ed37a",
  "type": "alpha",
  "event_type": "alpha.created",
  "object": "trade_signal",
  "created_at": "2026-04-27T10:56:52.941Z",
  "data": {
    "id": "trade-signal-123",
    "token": "BTC",
    "direction": "long",
    "timeframe": "1H",
    "confidence": 82,
    "status": "open",
    "valid_until": "2026-04-27T11:56:52.877Z",
    "entry_price": 75660,
    "stop_loss_price": 74200,
    "take_profit_price": 78500,
    "title": "BTC Breakout Reclaim Toward $78.5K",
    "one_liner": "BTC reclaimed the breakout shelf with improving momentum.",
    "created_at": "2026-04-27T10:56:52.877Z",
    "updated_at": "2026-04-27T10:56:52.877Z",
    "signal": {
      "token": "BTC",
      "direction": "long",
      "timeframe": "1H",
      "snapshot_price": 75660,
      "snapshot_at": "2026-04-27T10:56:52.877Z",
      "entry": {
        "price": 75660,
        "reason": "Limit long on a reclaim of the local breakout level.",
        "invalidates_if": ["BTC loses the breakout level on a 1H close"],
        "exit_percent": 0
      },
      "stop_loss": {
        "price": 74200,
        "reason": "Below the prior consolidation low and invalidation shelf.",
        "invalidates_if": ["1H close below 74200"],
        "exit_percent": 100
      },
      "take_profits": [
        {
          "price": 78500,
          "reason": "First upside liquidity pocket above the breakout.",
          "invalidates_if": ["Momentum stalls before entry fill"],
          "exit_percent": 60
        },
        {
          "price": 81200,
          "reason": "Higher timeframe resistance and final measured-move target.",
          "invalidates_if": ["Funding spikes before TP1"],
          "exit_percent": 40
        }
      ],
      "rr_to_first_tp": 1.95,
      "rr_to_final_tp": 3.8,
      "suggested_leverage": 2,
      "leverage_reason": "Moderate leverage because the stop is defined but volatility is elevated.",
      "title": "BTC Breakout Reclaim Toward $78.5K",
      "one_liner": "BTC reclaimed the breakout shelf with improving momentum.",
      "thesis": [
        "Price reclaimed the local breakout shelf after a shallow pullback.",
        "Momentum is improving while invalidation remains close enough for defined risk."
      ],
      "catalysts": [
        "Breakout continuation after range reclaim",
        "Potential short squeeze above the recent high"
      ],
      "key_risks": [
        "BTC loses the reclaim level before entry fills",
        "Market-wide risk-off move drags majors lower"
      ],
      "confidence": 82,
      "confidence_drivers": [
        "Clean level reclaim",
        "Defined stop with favorable R:R",
        "Momentum confirms the radar bias"
      ],
      "missing_for_higher_confidence": [
        "More spot volume confirmation",
        "Lower funding on the next reset"
      ],
      "valid_until": "2026-04-27T11:56:52.877Z",
      "global_invalidations": [
        "BTC closes below 74200 on the 1H chart",
        "Funding spikes while price fails to extend"
      ]
    }
  }
}

{
  "id": "67349fba-72bd-4434-897b-8fbc030ed37a",
  "type": "radar",
  "event_type": "radar.created",
  "object": "alpha_insight",
  "created_at": "2026-04-27T10:56:52.941Z",
  "data": {
    "id": "radar-insight-123",
    "title": "BTC Open Interest Reset",
    "insight": "BTC open interest reset while spot bid stayed firm.",
    "summary": "BTC open interest reset while spot bid stayed firm.",
    "category": "market_structure",
    "impact_rating": 5,
    "directional_bias": "bullish",
    "affected_tokens": ["BTC"],
    "confidence": "high",
    "created_at": "2026-04-27T10:55:02.100Z",
    "updated_at": "2026-04-27T10:55:02.100Z"
  }
}

export async function POST(req: Request) {
  const rawBody = await req.text();
  const signature = req.headers.get("x-gigabrain-signature") || "";

  if (!verifyGigabrainWebhook(rawBody, signature, process.env.GIGABRAIN_WEBHOOK_SECRET!)) {
    return new Response("invalid signature", { status: 401 });
  }

  const event = JSON.parse(rawBody);
  await enqueue(event);

  return new Response(null, { status: 204 });
}