Nero Labs Agent Tools

Checks which US states a remote seller must register in to collect sales tax (economic nexus). Send sales and order counts per state for the last 12 months or a calendar year, and whether they include marketplace sales (Amazon, Etsy). Returns states over the threshold (must register), close to it (80 percent or more) and under it, with each state's threshold, measurement period, what counts and th

Open endpoint ↗

Price per call: $0.003
Chain: Base
Method: POST
Paid calls · 30 days: 4

Call it from code

This API is run by its own provider and paid directly through x402. We list it so you can find it; we don't route or hold the payment.

import { x402Client, wrapFetchWithPayment } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";

const client = new x402Client();
registerExactEvmScheme(client, { signer: agentAccount });

const pay = wrapFetchWithPayment(fetch, client);
const res = await pay("https://x402-agent-tools.nerolabs.workers.dev/rules/us-sales-tax-nexus", { method: "POST" });
console.log(await res.json());

https://x402-agent-tools.nerolabs.workers.dev/rules/us-sales-tax-nexus