Up · Agent Evidence

import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://vaunt-dispatch-production.up.railway.app/agent/x402/evidence", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "asset": "SOL",
    "direction": "LONG",
    "horizon_h": 4
  }),
});
const data = await res.json();

curl -X POST \
  "https://vaunt-dispatch-production.up.railway.app/agent/x402/evidence" \
  -H "Content-Type: application/json" \
  -d '{"asset":"SOL","direction":"LONG","horizon_h":4}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "asset": "xyz:NVDA",
  "basis": [
    "110 triggers on 17 days: +0.84% mean, 64% win at 24h; regime BULL aligned",
    "Vaunt closed 4 real-money trade(s) on it: 0.87% mean, 75% win"
  ],
  "direction": "LONG",
  "evidence": {
    "class_base_rate": {
      "independent_days": 21,
      "mean_24h_pct": 0.8,
      "mean_4h_pct": 0.28,
      "n": 8723,
      "win_4h_pct": 56
    },
    "comparables": {
      "avg_mae_pct": -1.59,
      "avg_mfe_pct": 2.6,
      "independent_days": 17,
      "mean_24h_pct": 0.84,
      "mean_4h_pct": 0.23,
      "n": 110,
      "win_24h_pct": 64,
      "win_4h_pct": 61
    },
    "vaunt_closed_trades_on_asset": {
      "mean_return_pct": 0.87,
      "n": 4,
      "win_pct": 75
    },
    "vaunt_holding_now": {
      "age_minutes": 1395,
      "strategy": "news_bounce",
      "yes": true
    }
  },
  "evidence_bundle": {
    "closed_trades_on_asset": [
      {
        "context": {
          "day_volume_usd": 22700000,
          "mae_pct": -1,
          "mfe_pct": 9,
          "news_verdict": "corroborated",
          "recent_outlier": false,
          "trigger_drop_band": "5-10%"
        },
        "exit_class": "rule",
        "hold": "1-4h",
        "opened_day": "2026-09-01",
        "outcome": "win",
        "regime_at_entry": "BULL",
        "return_pct_band": 7.5,
        "strategy": "news_bounce"
      }
    ],
    "execution_on_asset": {
      "fills": 38,
      "latency_ms_p50": 1380,
      "slippage_bps_p50": 1.2,
      "slippage_bps_p90": 5.9,
      "taker_fee_bps_mean": 4.5
    },
    "liquidity": {
      "as_of": "2026-09-09",
      "depth_within_1pct_usd": 4164926,
      "funding_apr_pct": 8.7,
      "perp_spread_pct": 0.01,
      "round_trip_cost_pct": 0.11
    },
    "news_book_by_month": [
      {
        "independent_days": 9,
        "mean_return_pct": 1.02,
        "month": "2026-09",
        "n_trades": 401,
        "win_pct": 62
      }
    ]
  },
  "horizon_h": 24,
  "primary_risk": null,
  "regime": {
    "band": "BULL",
    "strength": 0.79
  },
  "state": {
    "day_volume_usd": 50964553,
    "dist_200d_pct": 11.3,
    "posture": "normal",
    "recent_outlier": false
  },
  "support": "STRONG",
  "what_is_not_here": "entry, invalidation and exit geometry — the priced tier"
}