Agent Article Position Sizing

Last 30 days

Uptime

100%

Response time

446 ms typical, 623 ms slowest 5%

Last check

3 h ago

Next check

any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://darrylbots.com/api/agent-article-position-sizing"

import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fdarrylbots.com%2Fapi%2Fagent-article-position-sizing
const res = await pay("https://darrylbots.com/api/agent-article-position-sizing");
console.log(await res.json());

Example input

{}

Example output

{
  "article": {
    "content_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/data/chapter-6.json",
    "payment": {
      "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
      "facilitator": "https://api.cdp.coinbase.com/platform/v2/x402",
      "pay_to": "0x0BF63F37b0f512839C001548dc66a6A99Bfc019B",
      "protocol": "x402",
      "scheme": "exact"
    },
    "preview_url": "https://darrylbots.com/bot-articles/drift-spread-polymarket/chapters/chapter-6.html",
    "price": {
      "amount": "0.001",
      "amount_atomic": "1000",
      "currency": "USDC",
      "network": "Base",
      "network_caip2": "eip155:8453"
    },
    "series": "Drift, Spread, and the Martingale Illusion",
    "slug": "drift-spread-polymarket-chapter-6",
    "status": "paid_early_access",
    "title": "Position Sizing Without Superstition"
  },
  "chapter": {
    "agent_takeaways": [
      "Entry price is the first sizing constraint in binary markets.",
      "Kelly can inform a ceiling, but production bots need haircuts and hard caps.",
      "Previous losses do not create edge; they only update state.",
      "A zero-size decision is an active risk control, not inactivity.",
      "Every paid-call payload should expose reason codes for stake, cap, and stop condition."
    ],
    "chapter": 6,
    "id": "drift-spread-polymarket-chapter-6",
    "series_title": "Drift, Spread, and the Martingale Illusion",
    "summary": "A paid chapter on converting prediction-market confidence into capped, auditable stakes without confusing aggression for edge.",
    "title": "Position Sizing Without Superstition"
  },
  "purchased": true
}

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