Workers · Caption

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://image-captioner.pdfextractapi.workers.dev/caption", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "file": "photo.jpg"
  }),
});
const data = await res.json();

curl -X POST \
  "https://image-captioner.pdfextractapi.workers.dev/caption" \
  -H "Content-Type: application/json" \
  -d '{"file":"photo.jpg"}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "alt_text": "Golden retriever running across a park",
  "caption": "A golden retriever running across a grassy park on a sunny day.",
  "contains_text": false,
  "dominant_colors": [
    "green",
    "gold",
    "blue"
  ],
  "tags": [
    "dog",
    "golden retriever",
    "park",
    "grass",
    "outdoors",
    "running"
  ]
}