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WebLens

by weblens.dev · remote · no sign-in to list tools · v2.1.0 · published by dev.weblens

Scrape, crawl, map and extract the web. Pay per call in USDC, no account or API key.

Final · 1Changes · 12
CompareRegistry entry

27 tools: 1 do something that can't be undone, 12 change things and 14 only read.

Scanned Oct 21, 2026

1 check matched something in the tool definitions. No finding is not a safety guarantee. How the checks work.

claude mcp add --transport http weblens https://api.weblens.dev/mcp

Findings

Matches of fixed checks, with the text they matched.

1 warn

Tools

Open a tool for its reasons and full description. Descriptions are the publisher's own words, shown as they are.

27 tools

Can't be undone 1Claude Code: ask
  • screenshotCapture high-quality screenshots of any webpage using headless browser.No findings

    Why it is in this group

    • The name "screenshot" says "screenshot": a word for reading.
    • The description's first verb is "capture": a word that usually means money moves, which cannot be taken back.
    Description, as the server wrote it
    Capture high-quality screenshots of any webpage using headless browser. Price: $0.008
Changes things 12Claude Code: ask
  • answer_questionGrounded answer with inline [n] citations: searches the web, fetches sources, and answers strictly from them.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Grounded answer with inline [n] citations: searches the web, fetches sources, and answers strictly from them. Price: $0.05
  • company_profileA company profile from its domain, read live from its own site: what it sells and to whom, pricing model and plans from its pricing page, open roles from its public Greenhouse/Leve…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    A company profile from its domain, read live from its own site: what it sells and to whom, pricing model and plans from its pricing page, open roles from its public Greenhouse/Lever/Ashby board, tech stack, socials, security.txt contact channels (role mailboxes and company pages only), and the domain's registrar, age, email provider, SaaS vendors and SPF/DMARC posture. Each AI-read field names its source page. Price: $0.05 (70% off when served from cache)
  • crawl_siteCrawl a site and get clean markdown for every page, in one call.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Crawl a site and get clean markdown for every page, in one call. Same-host BFS with depth and page-budget limits, robots.txt honoured by default. $0.0015 per requested page (1-25). Price: $0.0015 per requested page (1-25); an x402 payment is at least $0.004
  • deep_researchMulti-step research in one call: plans sub-questions, searches each, fetches and dedupes sources, and synthesizes an answer with inline [n] citations, key findings, and gaps.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Multi-step research in one call: plans sub-questions, searches each, fetches and dedupes sources, and synthesizes an answer with inline [n] citations, key findings, and gaps. Tiers: quick = 1 search / 5 sources ($0.08); standard = 3 sub-questions / 8 sources ($0.20); deep = 5 sub-questions / 12 sources ($0.35). Default: standard. Price: quick = 1 search / 5 sources ($0.08); standard = 3 sub-questions / 8 sources ($0.20); deep = 5 sub-questions / 12 sources ($0.35). Default: standard.
  • detect_techWhat a site is built and run on, from a single fetch: frameworks, CMS, ecommerce platform, CDN, analytics, payments, support widgets and web server — each with the header or HTML m…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    What a site is built and run on, from a single fetch: frameworks, CMS, ecommerce platform, CDN, analytics, payments, support widgets and web server — each with the header or HTML marker that proves it. Price: $0.005
  • domain_intelDomain intelligence in one call: RDAP registration (registrar, age, expiry, status), live DNS (A/AAAA/MX/NS/TXT), the mail and DNS providers behind them, the SaaS vendors the domai…No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Domain intelligence in one call: RDAP registration (registrar, age, expiry, status), live DNS (A/AAAA/MX/NS/TXT), the mail and DNS providers behind them, the SaaS vendors the domain's TXT verification tokens reveal, SPF/DMARC posture, and risk signals like newly-registered or no-registrar-lock. Price: $0.005
  • extract_dataExtract structured data from any webpage using JSON schema.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Extract structured data from any webpage using JSON schema. AI-powered extraction that understands page context. Price: $0.03, up to 3x on bot-protected or complex sites
  • extract_pdfExtract text and metadata from PDF documents.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Extract text and metadata from PDF documents. Supports page-specific extraction and returns structured content. Price: $0.004
  • map_siteDiscover a site's URLs without fetching page content.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Discover a site's URLs without fetching page content. Reads robots.txt sitemap directives, sitemap.xml and nested sitemap indexes, falling back to homepage link extraction. Price: $0.004
  • package_intelShould you depend on this package?No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Should you depend on this package? Version, license, deprecation (with the maintainer's reason), weekly and monthly downloads, last release date, maintainer count, npm quality/popularity/maintenance scores, and health signals — npm or PyPI, one call. Price: $0.003; an x402 payment is at least $0.004
  • project_due_diligenceOff-chain due diligence on a project's web presence — the half on-chain rug checkers cannot see.1 finding

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.

    Findings

    • Warn

      The input schema at properties.tokenAddress.example contains a 42-character base64 string.

      Matched text

      inputSchema.properties.tokenAddress.example: "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"

      What this check looks for
    Description, as the server wrote it
    Off-chain due diligence on a project's web presence — the half on-chain rug checkers cannot see. Domain age and registrar, whether a team page, whitepaper, docs and socials exist, whether the site is an off-the-shelf template, and a cross-check of the contract address you are about to trade against the addresses actually printed on the project's own website. Returns weighted risk signals and an A-F grade. Reads nothing on-chain. Price: $0.05
  • youtube_transcriptFull transcript of any YouTube video with timestamps.No findings

    Why it is in this group

    • Nothing in its name or description says what it does, so it is counted as a write.
    Description, as the server wrote it
    Full transcript of any YouTube video with timestamps. Accepts a video ID or any YouTube URL. Price: $0.03
Only reads 14Claude Code: allow
  • fetch_resilientResilient fetch with automatic fallback.No findings

    Why it is in this group

    • The name "fetch_resilient" says "fetch": a word for reading.
    Description, as the server wrote it
    Resilient fetch with automatic fallback. Tries the fast native scraper first, then re-fetches through headless Chromium for client-rendered pages and sites that refuse bare HTTP clients. The response reports which tier served it. Price: $0.008 (70% off when served from cache); an x402 payment is at least $0.004
  • fetch_webpageFetch and convert any webpage to clean markdown.No findings

    Why it is in this group

    • The name "fetch_webpage" says "fetch": a word for reading.
    Description, as the server wrote it
    Fetch and convert any webpage to clean markdown. Fast, no JavaScript rendering. Perfect for static content, articles, and documentation. Price: $0.002 (70% off when served from cache); an x402 payment is at least $0.004
  • fetch_webpage_proFetch webpage with full JavaScript rendering using headless browser.No findings

    Why it is in this group

    • The name "fetch_webpage_pro" says "fetch": a word for reading.
    Description, as the server wrote it
    Fetch webpage with full JavaScript rendering using headless browser. Perfect for SPAs, React/Vue apps, and dynamic content that requires JS execution. Price: $0.006, up to 3x on bot-protected or complex sites (70% off when served from cache); an x402 payment is at least $0.004
  • get_contentsCheap bulk page text: fetch 1-20 URLs and get clean markdown, truncated to a per-page cap.No findings

    Why it is in this group

    • The name "get_contents" says "get": a word for reading.
    Description, as the server wrote it
    Cheap bulk page text: fetch 1-20 URLs and get clean markdown, truncated to a per-page cap. $0.0015 per URL. Price: $0.0015 per URL (1-20); an x402 payment is at least $0.004
  • preview_endpointFREE.No findings

    Why it is in this group

    • The name "preview_endpoint" says "preview": a word for reading.
    Description, as the server wrote it
    FREE. See what a paid WebLens endpoint costs and what it returns before paying: the live price, a one-line summary, and a recorded sample of the exact response shape. Endpoints with no paid upstream (/fetch/basic, /contents, /map) also run a real truncated LIVE preview when you pass a url; SerpAPI- and Anthropic-backed endpoints return the recorded sample only, because free live runs there would burn upstream credits. Price: free
  • search_autocompleteGoogle Autocomplete suggestions for a partial query.No findings

    Why it is in this group

    • The name "search_autocomplete" says "search": a word for reading.
    Description, as the server wrote it
    Google Autocomplete suggestions for a partial query. Useful for keyword research and intent discovery. Price: $0.015
  • search_discussionsWhat Hacker News said about a topic: matching stories with points, comment counts and links to the threads, plus aggregates — total matches, points and comments returned, the domai…No findings

    Why it is in this group

    • The name "search_discussions" says "search": a word for reading.
    Description, as the server wrote it
    What Hacker News said about a topic: matching stories with points, comment counts and links to the threads, plus aggregates — total matches, points and comments returned, the domains most often submitted, and the first/last time it was discussed. Price: $0.004
  • search_imagesGoogle Images search.No findings

    Why it is in this group

    • The name "search_images" says "search": a word for reading.
    Description, as the server wrote it
    Google Images search. Returns direct image URLs with dimensions, thumbnails, and source pages. Price: $0.015
  • search_newsReal-time news search via Google News.No findings

    Why it is in this group

    • The name "search_news" says "search": a word for reading.
    Description, as the server wrote it
    Real-time news search via Google News. Returns ranked articles with source, date, and thumbnail. Price: $0.015
  • search_placesLocal business search via Google Local.No findings

    Why it is in this group

    • The name "search_places" says "search": a word for reading.
    Description, as the server wrote it
    Local business search via Google Local. Returns names, addresses, ratings, reviews, phone numbers, websites, and coordinates. Price: $0.045
  • search_scholarGoogle Scholar academic search.No findings

    Why it is in this group

    • The name "search_scholar" says "search": a word for reading.
    Description, as the server wrote it
    Google Scholar academic search. Returns papers with snippets, publication info, and citation counts. Price: $0.015
  • search_shoppingGoogle Shopping product search.No findings

    Why it is in this group

    • The name "search_shopping" says "search": a word for reading.
    Description, as the server wrote it
    Google Shopping product search. Returns products with prices, sellers, ratings, and links. Price: $0.015
  • search_webReal-time web search powered by Google.No findings

    Why it is in this group

    • The name "search_web" says "search": a word for reading.
    Description, as the server wrote it
    Real-time web search powered by Google. Returns ranked results with titles, URLs, and snippets. Set includeContent to also fetch the top result pages as markdown in the same call. Price: $0.015, plus $0.0015 per result page fetched with includeContent

This is not a safety rating, and no finding is not a safety guarantee. The groups and findings come from fixed checks of the tool definitions the server returned on the date shown, not from its code or what it does when called. How the checks work.

Install

Pinned to version 2.1.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http weblens https://api.weblens.dev/mcp

Run in a terminal.

Claude Code permissions

Allow the reads, ask before a change, deny the deletes. Paste into .claude/settings.json.

.claude/settings.json
{
  "permissions": {
    "allow": [
      "mcp__weblens__preview_endpoint",
      "mcp__weblens__fetch_webpage",
      "mcp__weblens__fetch_webpage_pro",
      "mcp__weblens__fetch_resilient",
      "mcp__weblens__get_contents",
      "mcp__weblens__search_web",
      "mcp__weblens__search_news",
      "mcp__weblens__search_images",
      "mcp__weblens__search_places",
      "mcp__weblens__search_shopping",
      "mcp__weblens__search_scholar",
      "mcp__weblens__search_autocomplete",
      "mcp__weblens__search_trends",
      "mcp__weblens__search_discussions"
    ],
    "ask": [
      "mcp__weblens__screenshot",
      "mcp__weblens__map_site",
      "mcp__weblens__crawl_site",
      "mcp__weblens__extract_pdf",
      "mcp__weblens__extract_data",
      "mcp__weblens__youtube_transcript",
      "mcp__weblens__answer_question",
      "mcp__weblens__deep_research",
      "mcp__weblens__domain_intel",
      "mcp__weblens__package_intel",
      "mcp__weblens__detect_tech",
      "mcp__weblens__company_profile",
      "mcp__weblens__project_due_diligence"
    ],
    "deny": []
  }
}

Tools that only read are allowed, tools that change things ask first, tools that delete or cancel are denied. It assumes the server is installed as weblens. Review it before you use it.