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Call the API

1

Install

npm install @faremeter/payment-solana @faremeter/fetch @faremeter/info @solana/web3.js
2

Call with payment

import { wrap } from "@faremeter/fetch";
import { createPaymentHandler } from "@faremeter/payment-solana/exact";

// Setup payment handler with your wallet
const fetchWithPayer = wrap(fetch, {
  handlers: [createPaymentHandler(wallet, usdcMint, connection)]
});

// Call the API - payment happens automatically
const response = await fetchWithPayer("https://helius.api.corbits.dev", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    jsonrpc: "2.0",
    id: 1,
    method: "getBlockHeight",
  }),
});
3

Get result

{
  "jsonrpc": "2.0",
  "result": 348510722,
  "id": 1
}

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Next steps

Now that you have made your first x402 request, it’s time to explore what else is possible:

Build with Agents

Build agents that make paid API calls

Monetize Your API

Add payment middleware to your API

MCP Servers

Use and host paywalled MCP servers

Features Overview

Explore Corbit’s advanced features and capabilities.

Client SDKs

Discover Corbits client libraries.

Corbits Cookbook

Learn with interactive Val.Town examples.
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