Access to protected math functions

https://final-project-bitcoin-three.vercel.app/api/add

USE THIS RESOURCE

Start with a quote-only recipe. Payment signing stays in your project.

CODE

AI CODING TOOLS

quote-check.ts

const response = await fetch("https://final-project-bitcoin-three.vercel.app/api/add", {
  method: "GET",
});

console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));

// A valid 402 is a quote, not a completed paid call.

This sends no payment. Inspect the 402 response before adding a wallet-enabled client.

JSON ↗developer docs →

STATUS HISTORY

JSON RSS

Live 402 quote confirmed2026-07-10 15:06 UTC
GET returned a protocol-valid 402 quote (402). No payment was made.
Origin reachable2026-07-10 15:03 UTC
HEAD https://final-project-bitcoin-three.vercel.app/ returned 200.
Observed in 402-index2026-07-10 13:31 UTC
Discovered through bazaar.
Registry record checked2026-07-07 23:17 UTC
Registry health: healthy.

EVIDENCE

402-indexobserved 2026-07-10 · https://402index.io/api/v1/services

origin checkHEAD https://final-project-bitcoin-three.vercel.app/ → 200 on 2026-07-10

route quotelive 402 quote confirmed · GET 402 · 2026-07-10

Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call.

PAYMENT OPTIONS

base-sepoliaexact5000 atomic · 0x036CbD53842c5426634e7929541eC2318f3dCF7e