$ man tech-stack-detect
/tech-stack-detect(1)
PRICE / CALL
$0.01
USDC · base mainnet · scheme: exact
METHOD
POST
CLUSTER
webprobeCATEGORY
utilities
STATUS
● live
NAME
tech-stack-detect — tech stack detector / website fingerprint / wappalyzer alternative
SYNOPSIS
POST https://x402.org/v1/tech-stack-detect
Content-Type: application/json
X-PAYMENT: <signed-transferWithAuthorization>
{ ... }↳ first call →
402 Payment Required. Sign USDCtransferWithAuthorization, retry with theX-PAYMENT header.DESCRIPTION
Tech stack detector / website fingerprint / Wappalyzer alternative. Detects WordPress / Shopify / Webflow / Ghost / Next.js / Nuxt / Astro / Gatsby / React / Vue / Vercel / Netlify / Cloudflare / Stripe / Intercom / 50+ more. Header + meta + script + cookie patterns.
INPUT — request schema
| property | type | description | req? |
|---|---|---|---|
| url | string | Target URL (http or https). Single GET request follows redirects; final_url is reported. | required |
OUTPUT — response shape
| field | type | description |
|---|---|---|
| url | string | Original URL submitted for tech stack fingerprinting. |
| final_url | string | Final URL after following any redirects from the original request. |
| status_code | number | HTTP status code returned by the target site on the final response. |
| detection_count | number | Number of distinct technologies detected on the page. |
| detections | array | Array of detected technologies with name, category, and matching signal (header/meta/script/cookie). |
| by_category | object | Detections grouped by category like cms, framework, hosting, analytics, payments, or cdn. |
| server_header | string | Raw value of the Server response header, if the site sent one. |
| powered_by | string | Raw value of the X-Powered-By response header, if present. |
| content_type | string | Content-Type header from the final response, typically text/html with charset. |
EXAMPLES — two ways to call
EXAMPLE 1 · curl
curl -X POST https://x402.org/v1/tech-stack-detect \
-H 'Content-Type: application/json' \
-d '{ }'first response =
402 Payment Required with payment requirements; sign + retry with X-PAYMENT.EXAMPLE 2 · mcp
# install once claude mcp add x402 --command "npx x402-deployer-mcp" # then ask Claude Code: # "use the tech-stack-detect tool to ..."
MCP server handles payment automatically — your coding agent just calls the tool by name.
METADATA
- tags
- tech-stackwappalyzerdetectfingerprint
- methods
- POST
- cluster
- webprobe
- price
- $0.01 USDC per call
ADJACENT — other endpoints in webprobe
| endpoint | description | price |
|---|---|---|
| pubmed-search | PubMed biomedical literature search. | $0.01 |
| disposable-email-check | Disposable email detector / fake email filter / fraud signup defense. | $0.005 |
| domain-availability | Domain availability / RDAP lookup / WHOIS replacement / domain registration checker / expiry date lookup. | $0.005 |
| github-stars-history | GitHub stars history / star growth chart / repo popularity over time / trending tracker. | $0.005 |
| link-extract | Link extractor / extract links from URL / list all anchor links / page outlink crawler / scrape outbound links / get hrefs from page. | $0.005 |
| mcp-tools-list | MCP tools-list / Model Context Protocol discovery / list MCP server tools / tools/list JSON-RPC / agent capability discovery / MCP catalo… | $0.005 |
| sitemap-fetch | Sitemap fetcher / sitemap.xml parser / sitemap index resolver / SEO sitemap reader / robots.txt sitemap discovery / website URL inventory. | $0.005 |
| wikipedia | Wikipedia API / encyclopedia lookup. | $0.005 |
SEE ALSO