GET /api/convert/fahrenheit-to-rankineConvert temperature from fahrenheit to rankine. Pass ?value=N.
1 fahrenheit = 460.67 rankine. To convert, multiply the number of fahrenheit by 460.67. The reverse direction is rankine → fahrenheit.
| fahrenheit | rankine |
|---|---|
| 1 fahrenheit | 460.67 rankine |
| 2 fahrenheit | 461.67 rankine |
| 5 fahrenheit | 464.67 rankine |
| 10 fahrenheit | 469.67 rankine |
| 25 fahrenheit | 484.67 rankine |
| 100 fahrenheit | 559.67 rankine |
| 1000 fahrenheit | 1459.67 rankine |
| Field | Type | Description |
|---|---|---|
value * | string | Temperature value |
{
"value": 100,
"from": "fahrenheit",
"to": "rankine",
"result": 559.67
}
curl -i "https://agent402.tools/api/convert/fahrenheit-to-rankine?value=100"
The response is HTTP 402 Payment Required with exact payment requirements. Any x402 v2 client pays automatically and retries:
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { registerExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client();
registerExactEvmScheme(client, { signer: privateKeyToAccount(KEY) });
const payFetch = wrapFetchWithPayment(fetch, client);
const res = await payFetch("https://agent402.tools/api/convert/fahrenheit-to-rankine?value=100");
This is a pure-CPU tool, so an agent without a wallet can pay with proof-of-work instead of USDC: fetch a challenge, solve it (16 leading zero bits), and resend with the X-Pow-Solution header.
import { createHash } from "node:crypto";
const lz = (b) => { let t = 0; for (const x of b) { if (!x) { t += 8; continue; } t += Math.clz32(x) - 24; break; } return t; };
const c = await (await fetch("https://agent402.tools/api/pow/challenge?slug=convert-fahrenheit-to-rankine")).json();
let n = 0;
while (lz(createHash("sha256").update(c.challenge + ":" + n).digest()) < c.difficulty) n++;
await fetch("https://agent402.tools/api/convert/fahrenheit-to-rankine", { method: "GET", headers: { "X-Pow-Solution": c.token + ":" + n } });
GET /api/convert/meters-to-kilometersConvert meters to kilometers (length). Pass ?value=N.
GET /api/convert/meters-to-centimetersConvert meters to centimeters (length). Pass ?value=N.
GET /api/convert/meters-to-millimetersConvert meters to millimeters (length). Pass ?value=N.