83trust / 100
Tech Stack
by Tech stack detection in Security & trust
x402 APIPassing, checked 2 h ago
Detect the technology stack of a public website: CDN, web server, language/runtime, frontend framework (Next.js, Nuxt, SvelteKit, Remix, Astro, React, Vue, Angular), CMS (WordPress, Drupal, Ghost, Shopify, Wix, Squarespace, Webflow), analytics (GA, GTM, PostHog, Mixpanel, Segment, Hotjar, Plausible, Fathom), and payments (Stripe, PayPal). Signature-based; no third-party API.
POST https://agent402.tools/api/tech-stack
Last 30 days
All checks passedSome failedAll failedNot checked
- Uptime
- 100%
- Response time
- 193 ms typical, 193 ms slowest 5%
- Last check
- 2 h ago
- Next check
- any minute now
How to call it
# See the payment challenge (nothing is charged)
curl -i -X POST "https://agent402.tools/api/tech-stack" \
-H "content-type: application/json" \
-d '{"url":"https://example.com"}'import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";
const client = new x402Client().register(
"eip155:8453",
new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);
// Not sure it's safe to pay? Preflight it first for $0.03:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent402.tools%2Fapi%2Ftech-stack
const res = await pay("https://agent402.tools/api/tech-stack", {
method: "POST",
headers: { "content-type": "application/json" },
body: JSON.stringify({"url":"https://example.com"}),
});
console.log(await res.json());Example input
{
"url": "https://example.com"
}Example output
{
"byCategory": {
"server": [
"nginx"
]
},
"detected": [
{
"category": "server",
"name": "nginx"
}
],
"fetchedAt": "2026-06-19T22:00:00.000Z",
"generator": null,
"poweredBy": null,
"server": "nginx",
"url": "https://example.com/"
}Security scan
- No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time | Price |
|---|---|---|---|---|
| 2 h ago | Passed | 402 | 193 ms | $0.005 |