Is the Technology Stack Detection API MCP server free to use?

Yes. Technology Stack Detection API is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Is the Technology Stack Detection API MCP server free to use?

Yes. Technology Stack Detection API is listed on AllMCPs as a free, open Model Context Protocol server you can install into Claude Desktop, Cursor, or any MCP-compatible client.

Technology Stack Detection API

Detect 50+ technologies on any website: CMS, frameworks, analytics, CDN. x402 payments.

Quick Install

Automated & IDE Setup

Copy the AI prompt to install this server into Claude Code, Cursor, or another agent — or use 1-click editor setup below.

Add to Cursor Add to VS Code

Manual Client & Custom JSON ConfigExpand JSON ▾

Install Config Generator

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claude_desktop_config.json

{
  "mcpServers": {
    "technology-stack-detection-api": {
      "command": "npx",
      "args": [
        "-y",
        "technology-stack-detection-api"
      ]
    }
  }
}

💡 Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows)

Documentation Overview

Technology Stack Detection API

Detect 50+ technologies on any website. CMS, JS frameworks, analytics, hosting, CDN, payments. Confidence scores and evidence. Pay-per-call via x402 (USDC on Base L2) -- no API key, no signup, no rate-limit wall.

Part of the klymax402 marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.

Quickstart -- MCP

Add to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):

config.json

{
  "mcpServers": {
    "tech-enrichment": {
      "url": "https://tech-enrichment.api.klymax402.com/mcp"
    }
  }
}

Quickstart -- HTTP (x402)

Terminal

curl "https://tech-enrichment.api.klymax402.com/api/detect?url=https://example.com"
# -> 402 Payment Required, with an x402 payment challenge in the response body

Any x402-aware client (@x402/fetch, x402-agent-tools, ATXP) handles the 402 -> sign -> retry cycle automatically.

Tools

Tool	Method	Path	Price	Description
`website_detect_tech_stack`	GET	`/api/detect`	$0.012	Detect technologies used on a website

`website_detect_tech_stack`

Use this when you need to identify what technologies a website uses. Returns structured JSON with categorized detections, confidence levels, and evidence for each technology found.

Parameters

Name	Type	Required	Description
`url`	string	yes	URL to scan (e.g. https://example.com or example.com)

Example response:

config.json

{"technologies":[{"name":"React","category":"JS Framework","confidence":"high","evidence":"react-dom in bundle"},{"name":"Tailwind CSS","category":"CSS","confidence":"high","evidence":"tailwind classes in HTML"},{"name":"Vercel","category":"Hosting","confidence":"medium","evidence":"x-vercel-id header"}],"summary":{"totalDetected":8,"categories":{"JS Framework":2,"CSS":1,"Hosting":1,"Analytics":3,"Payments":1}}}

When to use: sales outreach (to personalize pitch by tech stack), competitive analysis, or security audits. Essential for qualifying leads by technology fit and understanding competitor architecture.

Not for: full company data (use company_enrich_from_domain), SEO analysis (use seo_audit_page), website content (use web_scrape_to_markdown).

Example agent prompts

"Identify what technologies a website uses"

Payment

Protocol: x402 -- HTTP-native pay-per-call, no signup, no API key
Network: Base L2 (eip155:8453)
Asset: USDC
Facilitator: Coinbase CDP (primary), PayAI (fallback)
Also reachable via ATXP (OAuth-wrapped x402, RFC 9728 protected-resource metadata)

Part of klymax402

100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.

Catalog: https://klymax402.com/llms.txt
Full API reference: https://klymax402.com/llms-full.txt
Live stats: https://klymax402.com/stats

License

MIT

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Frequently Asked Questions about Technology Stack Detection API

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "technology-stack-detection-api": { "command": "npx", "args": ["-y", "Technology Stack Detection API"] } }

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Technical Specs & Signals

CategoryFinance & Fintech

27Quality signal: Emerging · 27/100How this signal is calculated ▾

Server availabilityNot measured

Not scored for repo-hosted servers — we can't reach the running server, only its GitHub page. Hosted MCP endpoints are health-checked live.

Verified ownership8/20

Documentation & tools11/30

Adoption & activity1/15

Community engagement0/10

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More in 💰 Finance & Fintech →Best MCP servers for Finance & Fintech →Alternatives to Technology Stack Detection API →Install in Claude Desktop Install in Cursor Install in VS Code

Documentation Overview

Technology Stack Detection API

Part of the klymax402 marketplace -- 100 x402 micropayment APIs for AI agents, one wallet, USDC on Base.

Quickstart -- MCP

Add to your MCP client config (Claude Desktop, Cursor, ElizaOS, etc.):

config.json

{
  "mcpServers": {
    "tech-enrichment": {
      "url": "https://tech-enrichment.api.klymax402.com/mcp"
    }
  }
}

Quickstart -- HTTP (x402)

Terminal

curl "https://tech-enrichment.api.klymax402.com/api/detect?url=https://example.com"
# -> 402 Payment Required, with an x402 payment challenge in the response body

Any x402-aware client (@x402/fetch, x402-agent-tools, ATXP) handles the 402 -> sign -> retry cycle automatically.

Tools

Tool	Method	Path	Price	Description
`website_detect_tech_stack`	GET	`/api/detect`	$0.012	Detect technologies used on a website

`website_detect_tech_stack`

Use this when you need to identify what technologies a website uses. Returns structured JSON with categorized detections, confidence levels, and evidence for each technology found.

Parameters

Name	Type	Required	Description
`url`	string	yes	URL to scan (e.g. https://example.com or example.com)

Example response:

config.json

{"technologies":[{"name":"React","category":"JS Framework","confidence":"high","evidence":"react-dom in bundle"},{"name":"Tailwind CSS","category":"CSS","confidence":"high","evidence":"tailwind classes in HTML"},{"name":"Vercel","category":"Hosting","confidence":"medium","evidence":"x-vercel-id header"}],"summary":{"totalDetected":8,"categories":{"JS Framework":2,"CSS":1,"Hosting":1,"Analytics":3,"Payments":1}}}

Not for: full company data (use company_enrich_from_domain), SEO analysis (use seo_audit_page), website content (use web_scrape_to_markdown).

Example agent prompts

"Identify what technologies a website uses"

Payment

Protocol: x402 -- HTTP-native pay-per-call, no signup, no API key
Network: Base L2 (eip155:8453)
Asset: USDC
Facilitator: Coinbase CDP (primary), PayAI (fallback)
Also reachable via ATXP (OAuth-wrapped x402, RFC 9728 protected-resource metadata)

Part of klymax402

100 x402 micropayment APIs for AI agents -- one wallet, USDC on Base, zero signup.

Catalog: https://klymax402.com/llms.txt
Full API reference: https://klymax402.com/llms-full.txt
Live stats: https://klymax402.com/stats

License

MIT

Frequently Asked Questions about Technology Stack Detection API

Add the following block to your claude_desktop_config.json under mcpServers: "mcpServers": { "technology-stack-detection-api": { "command": "npx", "args": ["-y", "Technology Stack Detection API"] } }