Assets

{
  "_next": {
    "description": "Recommended next calls given the response above.",
    "hints": [
      {
        "method": "GET",
        "path": "/api/market-pulse/conviction",
        "price_usd": 0.05,
        "reason": "Top-N and bottom-N by composite score with regime gating."
      },
      {
        "method": "GET",
        "path": "/api/asset/thesis",
        "price_usd": 0.05,
        "reason": "Claude-narrated conviction thesis for any asset in the list."
      }
    ]
  },
  "_series_mode_note": "In series mode price_anchor is omitted and assets[] carries daily rows across the last N days (1-365).",
  "asof_day": "2026-06-18",
  "assets": [
    {
      "asof_day": "2026-06-18",
      "asset": "BTC",
      "comp_rank_eq": 1,
      "comp_rank_pct": 0.995,
      "comp_score": 0.642,
      "price_anchor": 71240.55,
      "regime": "consolidation",
      "regime_confidence": 0.73,
      "ret_1d": 0.0142,
      "ret_30d": 0.1123,
      "ret_7d": 0.0481,
      "sharpe_30d": 1.21,
      "sharpe_7d": 1.84,
      "universe_tag": "core",
      "vol_rv_30d": 0.412,
      "vol_rv_7d": 0.328
    },
    {
      "asof_day": "2026-06-18",
      "asset": "ETH",
      "comp_rank_eq": 2,
      "comp_rank_pct": 0.99,
      "comp_score": 0.518,
      "price_anchor": 3812.4,
      "ret_1d": 0.0083,
      "ret_30d": 0.0744,
      "ret_7d": 0.0312,
      "sharpe_30d": 0.87,
      "sharpe_7d": 1.12,
      "universe_tag": "core",
      "vol_rv_30d": 0.523,
      "vol_rv_7d": 0.451
    },
    {
      "asof_day": "2026-06-18",
      "asset": "SOL",
      "comp_rank_eq": 3,
      "comp_rank_pct": 0.985,
      "comp_score": 0.471,
      "price_anchor": 168.22,
      "ret_1d": -0.0021,
      "ret_30d": 0.0489,
      "ret_7d": 0.0156,
      "sharpe_30d": 0.61,
      "sharpe_7d": 0.43,
      "universe_tag": "core",
      "vol_rv_30d": 0.741,
      "vol_rv_7d": 0.672
    }
  ],
  "count": 3,
  "mode": "snapshot",
  "ok": true
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://cryptyx.ai/api/assets?assets=&days=30&mode=snapshot&universes='

# x402 v2 sends the challenge base64-encoded in the PAYMENT-REQUIRED header (v1 sends it in the body).
# To read the header:
curl -sS -g -o /dev/null -D - 'https://cryptyx.ai/api/assets?assets=&days=30&mode=snapshot&universes=' \
  | grep -i '^payment-required:' | cut -d' ' -f2 | tr -d '\r' | base64 --decode

// npm i @x402/fetch @x402/evm viem
import { wrapFetchWithPayment, x402Client } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

// Pays at most $0.01 per call.
const client = new x402Client().setSpendControls({ maxAmountPerPayment: "$0.01" });
registerExactEvmScheme(client, { signer: privateKeyToAccount(process.env.EVM_PRIVATE_KEY) });
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? ToolVet checks it first for $0.005. Pay for that from a separate
// client: this one is capped at $0.01 per payment. GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fcryptyx.ai%2Fapi%2Fassets
const res = await pay("https://cryptyx.ai/api/assets?assets=&days=30&mode=snapshot&universes=");
console.log(res.status, await res.text());

# pip install "x402[requests,evm]"
import os
from eth_account import Account
from x402 import x402ClientSync
from x402.http.clients import x402_requests
from x402.mechanisms.evm import EthAccountSigner
from x402.mechanisms.evm.exact.register import register_exact_evm_client

# Pays at most $0.01 per call.
client = x402ClientSync().set_spend_controls({"max_amount_per_payment": "$0.01"})
register_exact_evm_client(client, EthAccountSigner(Account.from_key(os.environ["EVM_PRIVATE_KEY"])))

with x402_requests(client) as session:
    res = session.get("https://cryptyx.ai/api/assets?assets=&days=30&mode=snapshot&universes=")
    print(res.status_code, res.text)