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Ad Placement Opt

by creator.halowerk.com in Documents & files

x402 APIPassing, checked 2 h ago

Sorts caller-supplied placement opportunities by end time and solves the weighted non-overlapping interval problem exactly with dynamic programming. It does not buy inventory, predict conversion, enforce platform policy, model audience harm or guarantee campaign performance.

POST https://creator.halowerk.com/v1/ad-placement-opt

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
108 ms typical, 108 ms slowest 5%
Last check
2 h ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://creator.halowerk.com/v1/ad-placement-opt" \
  -H "content-type: application/json" \
  -d '{"placements":[{"end":15,"id":"pre-roll-a","start":0,"value":42},{"end":28,"id":"mid-roll-b","start":12,"value":55},{"end":42,"id":"mid-roll-c","start":28,"value":38},{"end":42,"id":"bundle-d","start":0,"value":88}]}'
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%2Fcreator.halowerk.com%2Fv1%2Fad-placement-opt
const res = await pay("https://creator.halowerk.com/v1/ad-placement-opt", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"placements":[{"end":15,"id":"pre-roll-a","start":0,"value":42},{"end":28,"id":"mid-roll-b","start":12,"value":55},{"end":42,"id":"mid-roll-c","start":28,"value":38},{"end":42,"id":"bundle-d","start":0,"value":88}]}),
});
console.log(await res.json());

Example input

{
  "placements": [
    {
      "end": 15,
      "id": "pre-roll-a",
      "start": 0,
      "value": 42
    },
    {
      "end": 28,
      "id": "mid-roll-b",
      "start": 12,
      "value": 55
    },
    {
      "end": 42,
      "id": "mid-roll-c",
      "start": 28,
      "value": 38
    },
    {
      "end": 42,
      "id": "bundle-d",
      "start": 0,
      "value": 88
    }
  ]
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
2 h agoPassed402108 ms$0.004
7 h agoPassed402152 ms$0.004