Predictions Trending

{
  "count": 1,
  "events": [
    {
      "category": null,
      "closes_at": "2026-09-30T23:59:00Z",
      "id": "what-price-will-bitcoin-hit-in-september-2026",
      "markets": [
        {
          "best_ask": 0.08,
          "best_bid": 0.06,
          "liquidity_usd": 45000,
          "outcomes": [
            {
              "name": "Yes",
              "probability": 0.07
            },
            {
              "name": "No",
              "probability": 0.93
            }
          ],
          "question": "Will Bitcoin reach $100,000 in September?",
          "volume_24h_usd": 120000
        }
      ],
      "platform": "polymarket",
      "title": "What price will Bitcoin hit in September?",
      "url": "https://polymarket.com/event/what-price-will-bitcoin-hit-in-september-2026",
      "volume_24h_usd": 891236
    }
  ],
  "generated_at": "2026-09-24T19:30:00.000Z"
}

# bash or zsh: see the payment challenge. Nothing is charged.
curl -sS -g -i 'https://saylorinnovations.com/api/predictions/trending'

# 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://saylorinnovations.com/api/predictions/trending' \
  | 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%2Fsaylorinnovations.com%2Fapi%2Fpredictions%2Ftrending
const res = await pay("https://saylorinnovations.com/api/predictions/trending");
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://saylorinnovations.com/api/predictions/trending")
    print(res.status_code, res.text)