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Toolsmith Web Tech Stack Fingerprinter
x402
Toolsmith Web Tech Stack Fingerprinter is a paid API for AI agents from toolcall.click, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-13).
Identifies technologies, frameworks, CDNs, and analytics tools used by a website or domain
Price / call$0.01
Success—
StatusUnknown
How this service works
Detect the technologies a website runs: CMS (WordPress, Shopify, Webflow...), JS framework (Next.js, React, Vue, Angular...), analytics and marketing tools, payments, CDN, hosting, server, language, UI libraries and fonts. Plus server header, generator meta and security-header posture. Pass url= or domain=. Signature-based from the live homepage. JSON response. $0.01 USDC per call, pay via x402, no API key.
Output
Returns a JSON object containing the domain, server software, a categorized technology breakdown (CDN, payments, analytics, framework, etc.), and a total technology count — e.g. {domain: 'stripe.com', server: 'nginx', technologies: {cdn: ['Cloudflare'], payments: ['Stripe'], analytics: ['Google Analytics'], framework: ['React']}, technologyCount: 4}.
Example use cases
Competitor tech stack research
“I'm doing competitive research — can you check what technologies Shopify uses on their website? I want to know their CDN, frontend framework, and any analytics tools.”
Security audit pre-check
“Before I start a security assessment, fingerprint the tech stack on example-client.com so I know what server software and CDN they're running.”
Sales lead enrichment
“I have a prospect at acmecorp.com — can you detect what payment processor and CMS they're using on their site so I can tailor my pitch?”
Technical details
Endpoint
GEThttps://toolcall.click/t/web/techstackWhen to prefer
Choose this endpoint when you need a quick, keyless, pay-per-call tech stack fingerprint for any public domain or URL — particularly useful for competitive intelligence, sales enrichment, security pre-assessment, or market research workflows where you don't want to manage API keys or subscriptions. Prefer it over browser-based tools like BuiltWith or Wappalyzer when operating in an automated agent pipeline that supports x402 micropayments.
Side effects
- Invalid or unreachable URL returns an error or empty technology list
- Private/intranet domains not accessible from the internet will return no data
- Some obfuscated sites may return partial or empty technology fingerprints
- Payment failure (insufficient USDC balance) results in 402 response blocking the call
- Heavily obfuscated or server-side-only apps may yield low technology counts
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"domain": "stripe.com",
"server": "nginx",
"technologies": {
"cdn": [
"Cloudflare"
],
"payments": [
"Stripe"
],
"analytics": [
"Google Analytics"
],
"framework": [
"React"
]
},
"technologyCount": 4
}
}Tags
x402
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