Edit distance · Levenshtein

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://agent402.tools/api/levenshtein", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "a": "kitten",
    "b": "sitting"
  }),
});
const data = await res.json();

curl -X POST \
  "https://agent402.tools/api/levenshtein" \
  -H "Content-Type: application/json" \
  -d '{"a":"kitten","b":"sitting"}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "distance": 3,
  "similarity": 0.571
}