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OnPage.dev

by onpage.dev · remote · no sign-in to list tools · v2.14.0 · published by dev.onpage

Free SEO MCP that closes the loop: find, fix, ship as a PR or to a CMS, prove. 37 tools, no key.

Final · 2Changes · 32

37 tools: 2 do something that can't be undone, 32 change things and 3 only read.

Scanned Oct 21, 2026

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

claude mcp add --transport http onpage https://onpage.dev/mcp

Findings

Matches of fixed checks, with the text they matched.

4 warn
  • The server marks "get_fix_pack" as not read-only (readOnlyHint: false), and its words say it reads.

    Matched text

    annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}; The name "get_fix_pack" says "get": a word for reading.

    What this check looks for
  • The server marks "fix_log" as not read-only (readOnlyHint: false), and its words say it reads.

    Matched text

    annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}; The name "fix_log" says "log": a word for reading.

    What this check looks for
  • The server marks "check_links" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":true}; The name "check_links" says "link": a word for a change.

    What this check looks for
  • The server marks "internal_links" read-only (readOnlyHint: true), and its own name, description or input give the class "write".

    Matched text

    annotations: {"readOnlyHint":true,"destructiveHint":false,"idempotentHint":true,"openWorldHint":false}; The name "internal_links" says "link": a word for a change.

    What this check looks for

Tools

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

37 tools

Can't be undone 2Claude Code: ask
  • dashboardA daily SEO data feed for key pages and a live dashboard in the chat.No findings

    Why it is in this group

    • The input addresses people (input.to): what it sends cannot be taken back.
    Description, as the server wrote it
    A daily SEO data feed for key pages and a live dashboard in the chat. Pick with mode: feed = Start a daily feed of key pages; returns feed_id. Needs url. data = The feed as clean tables over time. Needs feed_id, dataset. build = Blueprint for a live SEO command center with realtime GA4 visitors. Needs feed_id.

    Annotations the server declares

    • title: SEO dashboard
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • shareSend results where the team works.No findings

    Why it is in this group

    • The description's first verb is "send": a word for sending, and what is sent cannot be taken back.
    Description, as the server wrote it
    Send results where the team works. Pick with mode: link = A link to the visual report. Needs url. export = A Google Sheet, CSV, Slack message or one task per issue.

    Annotations the server declares

    • title: Share and export
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
Changes things 32Claude Code: ask
  • accessibilityAccessibility for people and the European Accessibility Act.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Accessibility for people and the European Accessibility Act. Pick with mode: wcag = WCAG 2.1 AA checks. Needs url. screen_reader = The page as a screen reader reads it. Needs url.

    Annotations the server declares

    • title: Accessibility
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • ai_visibilityWhether AI assistants can read, quote and recommend a site.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Whether AI assistants can read, quote and recommend a site. Pick with mode: check = AI crawler access, llms.txt, 15 citability checks and the page as a model reads it. Needs url. bots = Fetch the page as Googlebot, GPTBot, ClaudeBot, PerplexityBot and more against a browser: firewall blocks, challenges, cloaking. Needs url. gaps = Where AI answers name competitors, not you, from Brand Radar or similar. Needs site, brand, responses[{question, response, links, search_queries, engine, volume}]. citations = What pages cited by AI do differently, from citation counts. Needs pages[{url, chatgpt, perplexity, gemini, google_ai_overviews, google_ai_mode}].

    Annotations the server declares

    • title: AI visibility
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • answer_readinessWhether a page answers the questions people ask AI and Google.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Whether a page answers the questions people ask AI and Google. Pick with mode: questions = Sub-questions AI Mode fans out to, and which the page answers. Needs url, topic, questions. passages = The passages that answer given questions, or the gaps. Needs url, question. format = Answer format against the pages that rank. Needs url, question, competitors.

    Annotations the server declares

    • title: Answers for AI search
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • check_keywordHow pages target a keyword.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    How pages target a keyword. Pick with mode: focus = One page against one keyword: 8 checks. Needs url, keyword. cannibalization = Your pages competing for one keyword, side by side on every signal, with the plan. Needs keyword, target_url.

    Annotations the server declares

    • title: Keyword targeting
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • contentWhat to write and how, in the site's own voice, from the pages that rank and the user's search data.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    What to write and how, in the site's own voice, from the pages that rank and the user's search data. Pick with mode: brief = A content brief from the pages that rank. Needs keyword, competitors. topics = Search Console queries into topics, with the page that owns each, and keyword gaps. Needs rows[{query, page, clicks, impressions, position, url}]. intent = Your page against the search intent of the pages that rank. voice = Learn how the site writes from its best articles. Needs urls. calendar = A dated calendar of refreshes and new pages, steered by what worked here. draft = A draft against the site's voice, sources and SEO, before approval. Needs html.

    Annotations the server declares

    • title: Content strategy
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • edge_workerFixes applied at the edge on the user's own Cloudflare, on any CMS.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Fixes applied at the edge on the user's own Cloudflare, on any CMS. Pick with mode: rules = One Worker that fixes a whole section by rules. Needs audit_id. prerender = Serve rendered HTML to AI crawlers for JavaScript apps. Needs url.

    Annotations the server declares

    • title: Cloudflare Workers
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • entityHow Google understands who is behind a site.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    How Google understands who is behind a site. Pick with mode: graph = Organization, sameAs, logo and founder in structured data. Needs url. trust = Author, about, contact and policy signals. Needs url.

    Annotations the server declares

    • title: Entity and trust
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • fix_logRecord shipped fixes, keep them live and report on them.1 finding

    Why it is in this group

    • The name "fix_log" says "log": a word for reading.
    • The server marks it as not read-only (readOnlyHint: false).

    Findings

    • Warn

      The server marks "fix_log" as not read-only (readOnlyHint: false), and its words say it reads.

      Matched text

      annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}; The name "fix_log" says "log": a word for reading.

      What this check looks for
    Description, as the server wrote it
    Record shipped fixes, keep them live and report on them. Pick with mode: log = Record a shipped fix; checked every 6 hours, restore code on regression. Needs fixes[{url, field, new, old, via, ref}]. report = Every fix with status and results: a monthly client report. Needs fix_log_id.

    Annotations the server declares

    • title: Fix log
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • get_fix_packFixes ready to ship: as code, for a CMS through its MCP, as a pull request or at the edge.1 finding

    Why it is in this group

    • The name "get_fix_pack" says "get": a word for reading.
    • The server marks it as not read-only (readOnlyHint: false).

    Findings

    • Warn

      The server marks "get_fix_pack" as not read-only (readOnlyHint: false), and its words say it reads.

      Matched text

      annotations: {"readOnlyHint":false,"destructiveHint":false,"idempotentHint":false,"openWorldHint":true}; The name "get_fix_pack" says "get": a word for reading.

      What this check looks for
    Description, as the server wrote it
    Fixes ready to ship: as code, for a CMS through its MCP, as a pull request or at the edge. Pick with mode: fixes = Title, description, canonical, social tags, JSON-LD; platform html, wordpress, shopify, webflow, wix, storyblok, sanity, contentful, strapi, ghost, magento, git or cloudflare. Needs url. alt_texts = Write and ship missing alt texts. Needs url. web_vitals = Speed fixes as tags, WordPress steps or a Worker. Needs url. wordpress = Send fixes, new drafts and post updates to the OnPage.dev WordPress plugin for one-click approval and undo. Needs site_key.

    Annotations the server declares

    • title: Fixes as code
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • layoutWhat visitors and crawlers see on every screen size.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    What visitors and crawlers see on every screen size. Pick with mode: render = First screen on phone, tablet and desktop in a real browser, and what crawlers without JavaScript get (default). Needs url. probe = A measurement script to run in the user's own browser tool. analyze = Analyse the results of that script. Needs url, results.

    Annotations the server declares

    • title: Layout and first screen
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • llms_txtThe llms.txt file for AI assistants.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    The llms.txt file for AI assistants. Pick with mode: generate = Write one from the sitemap and home page. Needs url. validate = Check an existing one and its links. Needs url.

    Annotations the server declares

    • title: llms.txt
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • localLocal search: the site, the Business Profile and the map.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Local search: the site, the Business Profile and the map. Pick with mode: check = LocalBusiness markup, NAP, locations and the Business Profile (default). Needs url. reviews = Reply drafts for Google reviews, unhappy ones first, for the user's GBP connector after approval. Needs reviews[{rating, author, text, date, replied, review_id}]. demand = Business Profile search terms and geo-grid ranks into new service and location pages.

    Annotations the server declares

    • title: Local SEO
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • measureProve and measure with numbers from the user's Search Console, GA4, Ahrefs or Semrush, including numbers the user pastes.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
    Prove and measure with numbers from the user's Search Console, GA4, Ahrefs or Semrush, including numbers the user pastes. Use it instead of calculating by hand: it handles spelling variants, control groups and trends. Pick with mode: impact = Before and after fixes, against pages you did not touch. Needs pages[{url, before, after, changed, fix}]. ai_citations = AI citations before and after, per engine. Needs pages[{url, before, after, changed}]. ai_referrals = Visits from ChatGPT, Perplexity, Gemini and other assistants, from GA4. Needs rows[{source, sessions, landing_page, period, conversions, revenue}]. brand_split = Brand versus non-brand clicks and how each moved. Needs brand_terms, rows[{query, keyword, clicks, traffic, impressions, position}]. share_of_voice = Share of the clicks against competitors from rank rows. Needs your_domain, rows[{keyword, position, volume, domain, url, group}].

    Annotations the server declares

    • title: Measure results
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
  • planPlans for migrations, experiments and the team.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Plans for migrations, experiments and the team. Pick with mode: redirects = Redirect map for a migration or URL change. split_test = SEO split test on a page template, with the Worker. Needs urls, field, pattern. sprint = Fixes into a week plan of tickets per role. Needs fixes[{title, url, detail, severity, impact, effort}].

    Annotations the server declares

    • title: Plan the work
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • prioritize_fixesUse when Search Console, GA4, Ahrefs or Semrush data is available, also to explain a traffic drop (pass clicks_previous): ranks the fixes by the traffic or revenue they can win.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Use when Search Console, GA4, Ahrefs or Semrush data is available, also to explain a traffic drop (pass clicks_previous): ranks the fixes by the traffic or revenue they can win. Rank SEO fixes by how much traffic they can win, using data from the user's other connected tools. With GA4, also pass each page's organic conversions (key events) or revenue, and fixes are ranked by the money they can bring instead of clicks.

    Annotations the server declares

    • title: Prioritize fixes
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • request_recrawlGet changed pages recrawled.No findings

    Why it is in this group

    • The name "request_recrawl" says "request": a word for a change.
    Description, as the server wrote it
    Get changed pages recrawled. Pick with mode: recrawl = Check pages are indexable, sitemap lastmod entries, IndexNow and Search Console steps (default). Needs urls. indexnow = Submit URLs to IndexNow, or set up the key. Needs urls.

    Annotations the server declares

    • title: Recrawl
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • robots_txtrobots.txt for search and AI crawlers.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    robots.txt for search and AI crawlers. Pick with mode: test = Which crawlers may fetch a URL, and the rule that decides. Needs url. ai_policy = Rules per AI crawler: allow AI search, block training. Needs url, policy.

    Annotations the server declares

    • title: robots.txt
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • scan_pageScan a page for Google and AI search: 0-100 score, issues to fix first with why and how, AI readiness and key facts.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Scan a page for Google and AI search: 0-100 score, issues to fix first with why and how, AI readiness and key facts. Pick with mode: page = A live page by url (default). Needs url. html = Unpublished HTML before deploy, to gate a release. Needs html. deep = Everything measured on one page, by section. Needs url. rescan = Scan again after fixes and compare with the last scan. Needs url.

    Annotations the server declares

    • title: SEO and AI scan
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • schemaJSON-LD structured data for rich results.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    JSON-LD structured data for rich results. Pick with mode: generate = Write JSON-LD for a page: type Article, Product, FAQPage, Organization, BreadcrumbList, VideoObject, Event, Recipe, JobPosting, SoftwareApplication, ProfilePage or Course. Needs url. validate = Validate JSON-LD for rich results. Needs jsonld. product_page = Check an existing ecommerce product page (price, stock, merchant listing fields). To write Product JSON-LD use generate with type Product. Needs url.

    Annotations the server declares

    • title: Structured data
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • site_auditAudit a whole site, step by step, and work with the result.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
    Audit a whole site, step by step, and work with the result. Pick with mode: start = Start an audit of up to 25 pages; returns audit_id. Needs url. continue = Scan the next pages; call until complete. Issues by code, sections, average score. Needs audit_id. import = Turn a crawl from Screaming Frog, Ahrefs or Semrush (up to 500 pages) into an audit_id. Needs pages[{url, status, redirect_to, title, meta_description, h1}]. compare = What changed since the last audit, or against a competitor audit. Needs audit_id. report = A client-ready report page with a link. Needs audit_id.

    Annotations the server declares

    • title: Whole-site audit
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • site_memoryA memory per site that every OnPage.dev tool writes to, across chats and clients.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 memory per site that every OnPage.dev tool writes to, across chats and clients. Open it first when working on a site over time. Pick with mode: open = Open or create the memory, bind it to this chat, get the brief and next steps (default). Needs url. next = The best next steps from everything recorded. timeline = What happened, newest first. note = Record a decision or context. Needs note. forget = Delete the memory (ask the user first). Needs memory_key.

    Annotations the server declares

    • title: Site memory
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: false
  • sitemapThe XML sitemap.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    The XML sitemap. Pick with mode: check = Check the sitemap and a sample of its URLs. Needs url. generate = Write a sitemap from a page list or audit. Needs audit_id.

    Annotations the server declares

    • title: XML sitemap
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • snippetHow a page looks in Google and when shared, measured in pixels the way Google truncates.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    How a page looks in Google and when shared, measured in pixels the way Google truncates. Use it instead of estimating title or description length. Pick with mode: search = Title and description as Google shows them; give title (and description) or a url to read them. social = Open Graph and X cards, and the share image. Needs url.

    Annotations the server declares

    • title: Snippets and share cards
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • technicalTechnical checks across pages and logs.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Technical checks across pages and logs. Pick with mode: hreflang = Hreflang across language versions, with the corrected tag set. Needs url. parameters = URL parameters and filters that waste crawl budget. duplicates = Duplicate and near-duplicate pages. Needs audit_id. extract = One value pulled from many pages. Needs urls. logs = Access logs: what Googlebot and AI crawlers really crawl, with IP verification. Needs log.

    Annotations the server declares

    • title: Technical SEO
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • text_qualityReadability and correct language.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Readability and correct language. Pick with mode: readability = Readability that fits the page and the pages that rank. Needs url. spelling = Spelling and grammar errors in about 30 languages. Needs url.

    Annotations the server declares

    • title: Text quality
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • track_rankingsUse for ongoing rank tracking without picking keywords by hand.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
    Use for ongoing rank tracking without picking keywords by hand. Each run, fetch Search Console rows by query and page (last 7 or 28 days) and, if connected, the rows of Ahrefs Rank Tracker (rank-tracker-overview) or Semrush Position Tracking, plus GA4 conversions or revenue per landing page if available, and pass them with the tracker_id (leave it out on the first run to create a tracker).

    Annotations the server declares

    • title: Track rankings
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • trackingWhether analytics and consent are set up right, and whether the numbers add up.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Whether analytics and consent are set up right, and whether the numbers add up. Pick with mode: ga4 = GA4 tags, events and duplicates. Needs url. consent = Cookie banner and Consent Mode v2. Needs url. gsc_vs_ga4 = Search Console clicks against GA4 sessions per page: broken or filtered tracking. Needs gsc[{page, clicks}], ga4[{landing_page, sessions}].

    Annotations the server declares

    • title: Tracking and consent
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
  • watchMonitoring that runs on its own and posts changes to a webhook.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
    Monitoring that runs on its own and posts changes to a webhook. Each kind takes action create (default), status or stop where it applies. Pick with mode: page = Watch one page (or a competitor page with competitor_of) for SEO changes. Needs url. page_status = Latest result of a page watch. Needs watch_id. page_stop = Stop a page watch. Needs watch_id. site_audit = Audit the whole site every 1, 7 or 30 days and alert on regressions. guard = Every 6 hours: robots.txt, sitemap, https, noindex and canonical on key pages, for deploy accidents. competitors = Weekly new, updated and removed pages from competitors' sitemaps, flagged by your topics.

    Annotations the server declares

    • title: Keep watching
    • readOnlyHint: false
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • web_vitalsCore Web Vitals from real Chrome users.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.
    • The server marks it read-only (readOnlyHint: true), but an annotation never lowers a class.
    Description, as the server wrote it
    Core Web Vitals from real Chrome users. Pick with mode: now = The latest field data for a page or site. Needs url. trend = Weekly history, before and after a change date. Needs url.

    Annotations the server declares

    • title: Core Web Vitals
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true
Only reads 3Claude Code: allow
  • compareCompare pages side by side.No findings

    Why it is in this group

    • The name "compare" says "compare": a word for reading.
    Description, as the server wrote it
    Compare pages side by side. Pick with mode: pages = Your page against up to 3 competitors. Needs url, competitors. html = Two versions of HTML before and after. Needs before, after. preview = Deploy preview against production before merging. Needs preview_url, production_url.

    Annotations the server declares

    • title: Compare
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: false
    • openWorldHint: true
  • explain_googleExplain what Google Search Console and Bing Webmaster Tools report, and what to do.No findings

    Why it is in this group

    • The name "explain_google" says "explain": a word for reading.
    Description, as the server wrote it
    Explain what Google Search Console and Bing Webmaster Tools report, and what to do. Pick with mode: index_status = Index coverage and rich result statuses, with the fix. Needs rows[{url, coverageState, verdict, indexingState, robotsTxtState, pageFetchState}]. manual_action = A manual action, with the cleanup plan and reconsideration draft. Needs action. bing = Bing Webmaster crawl issues, and Bing against Google per query.

    Annotations the server declares

    • title: Explain Google and Bing
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: false
  • find_opportunitiesTurn Search Console, GA4 or Ahrefs rows (also rows the user pastes) into the fastest wins, instead of judging them by hand; content_decay and traffic_drop take search_type for Disc…No findings

    Why it is in this group

    • The name "find_opportunities" says "find": a word for reading.
    Description, as the server wrote it
    Turn Search Console, GA4 or Ahrefs rows (also rows the user pastes) into the fastest wins, instead of judging them by hand; content_decay and traffic_drop take search_type for Discover, News, Image or Video rows. Pick with mode: ctr_gaps = Page 1 results with a click-through rate far below normal. Needs rows[{position, page, query, clicks, impressions, ctr}]. striking_distance = Queries at positions 8 to 20 worth a push. Needs rows[{position, page, query, clicks, impressions, ctr}]. content_decay = Pages slowly losing clicks over months: a refresh queue. Needs rows[{url, month, clicks}]. traffic_drop = Explain a drop page by page, by device and country. Needs rows[{url, before, after, query, device, country}]. prune = Keep, refresh, merge (301), noindex or remove (410) per page. Needs rows[{url, clicks, impressions, conversions, referring_domains, inlinks}]. discover = Readiness for Google Discover and News, with Discover or News rows. paid_organic = Google Ads terms against Search Console: ad spend you can test cutting, content to write. Needs ads[{term, cost, clicks, conversions}], gsc[{query, position, clicks, page}]. anomalies = Spike and drop days in daily rows, with Google updates near them. Needs rows[{date, clicks, impressions, page}]. ai_queries = Question and prompt-style queries per page, for AI answers. Needs rows[{query, page, clicks, impressions, position}].

    Annotations the server declares

    • title: Find search opportunities
    • readOnlyHint: true
    • destructiveHint: false
    • idempotentHint: true
    • openWorldHint: true

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 2.14.0. Values in angle brackets are yours to fill in.

claude mcp add --transport http onpage https://onpage.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__onpage__find_opportunities",
      "mcp__onpage__explain_google",
      "mcp__onpage__compare"
    ],
    "ask": [
      "mcp__onpage__site_memory",
      "mcp__onpage__scan_page",
      "mcp__onpage__site_audit",
      "mcp__onpage__watch",
      "mcp__onpage__dashboard",
      "mcp__onpage__measure",
      "mcp__onpage__backlinks",
      "mcp__onpage__ai_visibility",
      "mcp__onpage__answer_readiness",
      "mcp__onpage__get_fix_pack",
      "mcp__onpage__edge_worker",
      "mcp__onpage__fix_log",
      "mcp__onpage__request_recrawl",
      "mcp__onpage__check_keyword",
      "mcp__onpage__accessibility",
      "mcp__onpage__local",
      "mcp__onpage__tracking",
      "mcp__onpage__check_links",
      "mcp__onpage__web_vitals",
      "mcp__onpage__share",
      "mcp__onpage__plan",
      "mcp__onpage__content",
      "mcp__onpage__technical",
      "mcp__onpage__llms_txt",
      "mcp__onpage__schema",
      "mcp__onpage__robots_txt",
      "mcp__onpage__sitemap",
      "mcp__onpage__layout",
      "mcp__onpage__internal_links",
      "mcp__onpage__snippet",
      "mcp__onpage__entity",
      "mcp__onpage__text_quality",
      "mcp__onpage__track_rankings",
      "mcp__onpage__prioritize_fixes"
    ],
    "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 onpage. Review it before you use it.