Spook SEO

Measured conclusion: Deep-tested. L2 outcome: tools_ok.

Free SEO tools + the Spook SEO autopilot: analyze domains, generate and publish SEO articles.

Add to your agent

Copy this into your MCP client config:

{
  "mcpServers": {
    "Spook SEO": {
      "url": "https://www.tryspook.com/api/mcp",
      "transport": "streamable-http"
    }
  }
}

Measured tools (59)

• serp-preview read-only

  Preview how a page's title and meta description render in Google search, with pixel-width truncation for desktop and mobile.

  Parameters:

  • title (required) — string — The page title tag.
  • url — string — The page URL.
  • device — string
  • description — string — The meta description.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• meta-tag-generator read-only

  Generate a complete set of HTML meta tags: title, description, canonical, Open Graph, and Twitter Cards.

  Parameters:

  • url — string — Canonical URL.
  • image — string — Social share image URL.
  • title — string
  • ogType — string
  • twitter — string — Twitter handle.
  • siteName — string
  • description — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• schema-generator read-only

  Build valid JSON-LD structured data (FAQ, Article, Organization, or Product) for rich results.

  Parameters:

  • type (required) — string
  • faqs — array
  • article — object
  • product — object
  • organization — object

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• robots-txt-generator read-only

  Build a valid robots.txt: allow or block crawlers, disallow paths, block specific bots, and link a sitemap.

  Parameters:

  • mode — string
  • sitemap — string
  • disallow — array
  • crawlDelay — number
  • blockedBots — array

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• word-counter read-only

  Count words, characters, sentences, and paragraphs in text, plus reading and speaking time.

  Parameters:

  • text (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• character-counter read-only

  Count characters (with and without spaces), words, sentences, and paragraphs in text.

  Parameters:

  • text (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• readability-checker read-only

  Score text readability with Flesch Reading Ease and Flesch-Kincaid Grade, plus a reading level.

  Parameters:

  • text (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• hreflang-generator read-only

  Generate hreflang link tags for international/multilingual pages, plus an optional x-default.

  Parameters:

  • rows (required) — array
  • xDefault — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• canonical-tag-generator read-only

  Generate a rel=canonical link tag for a URL.

  Parameters:

  • url (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• meta-robots-generator read-only

  Build a meta robots tag (and X-Robots-Tag header) from index/follow and snippet directives.

  Parameters:

  • index — boolean
  • follow — boolean
  • noarchive — boolean
  • nosnippet — boolean
  • maxSnippet — string
  • noimageindex — boolean
  • maxImagePreview — string
  • maxVideoPreview — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• sitemap-generator read-only

  Build an XML sitemap from a list of URLs, with an optional lastmod date.

  Parameters:

  • urls (required) — array
  • lastmod — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• robots-txt-tester read-only

  Test whether a robots.txt allows or blocks a given URL path for a given user-agent.

  Parameters:

  • robotsTxt (required) — string
  • url (required) — string
  • userAgent — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• keyword-density-checker read-only

  Analyze text for the most frequent words and phrases with their density, to spot keyword stuffing or thin coverage.

  Parameters:

  • text (required) — string
  • n — integer — Phrase length (n-gram).
  • limit — integer
  • removeStopwords — boolean

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• headline-analyzer read-only

  Score a headline (0-100) on length, word balance, power/emotional words, numbers, and brackets.

  Parameters:

  • headline (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• slug-generator read-only

  Turn a title into a clean, SEO-friendly URL slug: lowercase, hyphenated, accent-safe, optional stopword removal.

  Parameters:

  • text (required) — string
  • separator — string
  • removeStopwords — boolean

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• utm-builder read-only

  Append UTM tracking parameters (source, medium, campaign, term, content) to a destination URL.

  Parameters:

  • url (required) — string
  • source (required) — string
  • medium (required) — string
  • campaign (required) — string
  • term — string
  • content — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• ctr-calculator read-only

  Calculate Click-through rate.

  Parameters:

  • clicks (required) — number — Clicks
  • impressions (required) — number — Impressions

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• conversion-rate-calculator read-only

  Calculate Conversion rate.

  Parameters:

  • conversions (required) — number — Conversions
  • visitors (required) — number — Visitors

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• roas-calculator read-only

  Calculate ROAS, ROAS (percentage).

  Parameters:

  • revenue (required) — number — Revenue from ads
  • adSpend (required) — number — Ad spend

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• cpm-calculator read-only

  Calculate Cost per 1,000 impressions (CPM).

  Parameters:

  • cost (required) — number — Total cost
  • impressions (required) — number — Impressions

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• cpc-calculator read-only

  Calculate Cost per click (CPC).

  Parameters:

  • cost (required) — number — Total cost
  • clicks (required) — number — Clicks

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• ai-crawler-checker read-only

  Check a robots.txt to see which AI crawlers (GPTBot, ClaudeBot, PerplexityBot, Google-Extended, ...) it currently allows or blocks.

  Parameters:

  • robotsTxt (required) — string — The contents of a robots.txt file.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• aeo-checker read-only

  Score content (0-100) for how easily AI answer engines (ChatGPT, Perplexity, AI Overviews) can quote it, with specific fixes.

  Parameters:

  • text (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• llms-txt-generator read-only

  Generate an llms.txt file from a site name, one-line summary, optional details, and sections of links.

  Parameters:

  • siteName (required) — string
  • details — string
  • summary — string
  • sections — array

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• ai-prompt-generator read-only

  Generate prompts to test whether ChatGPT/Perplexity/Gemini/Claude recommend a brand, and where it's invisible.

  Parameters:

  • brand (required) — string
  • category (required) — string — What the brand does / its category.
  • audience — string
  • competitors — array — Competitor names (array, or a comma-separated string).

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• analyze_domain read-only

  Free, no-signup SEO snapshot for any domain: the queries it already ranks on page 1-2 for (its quick-win opportunities), with search volume and estimated traffic. Great first look before signing up.

  Parameters:

  • domain (required) — string — A domain, e.g. example.com

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• list_sites read-only

  List the Spook sites on the account this API key belongs to, with each site's id, domain, autopilot state, and publishing setup. (requires an agent API key)

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• get_site read-only

  Get one site's details and status by its id. (requires an agent API key)

  Parameters:

  • siteId (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• list_opportunities read-only

  The winnable search queries Spook has found for a site (scored, ranked). No cost. Pass questionsOnly to get only question-shaped queries. (requires an agent API key)

  Parameters:

  • siteId (required) — string
  • limit — integer
  • questionsOnly — boolean

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• list_articles read-only

  Recent articles for a site with their status (draft/review/published) and generation status. (requires an agent API key)

  Parameters:

  • siteId (required) — string
  • limit — integer

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• generate_article

  Generate a new SEO article draft for a site targeting a search query. Returns an articleId immediately; generation runs in the background - poll get_article/list_articles, or pass callbackUrl to be notified. Idempotent per query (a repeat returns the existing article). Requires an active subscription. (requires an agent API key)

  Parameters:

  • siteId (required) — string
  • query (required) — string — The search query the article should target.
  • callbackUrl — string — Optional https URL to POST { articleId, status, ... } to when generation finishes.

  Hints: read-only no · destructive no · idempotent not declared · open-world not declared

• get_article read-only

  Fetch one article by id: full markdown body, meta, FAQs, SEO score, status, and published URL. Use to review a draft before publishing. (requires an agent API key)

  Parameters:

  • articleId (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• get_site_metrics read-only

  Read a site's performance: daily Search Console clicks/impressions trend plus cached SEO metrics (domain rating, organic traffic estimate, top keywords). No cost. Use to check whether Spook is working. (requires an agent API key)

  Parameters:

  • siteId (required) — string
  • days — integer

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• create_site

  Add a new site to the account. Language/market is auto-detected from the homepage. Requires an available paid site slot (use create_checkout first if none). Returns the new siteId. (requires an agent API key)

  Parameters:

  • name (required) — string
  • domain (required) — string — Bare domain, e.g. example.com
  • niche — string
  • brandVoice — string
  • description — string
  • publishWebhookUrl — string
  • publishIntegration — string

  Hints: read-only no · destructive no · idempotent not declared · open-world not declared

• update_publishing

  Configure where a site publishes. Set publishIntegration to 'nextjs' for a credential-free Spook-hosted blog (returns a blog API key), or 'webhook' with publishWebhookUrl. publishMode 'draft' or 'live'. (requires an agent API key)

  Parameters:

  • siteId (required) — string
  • publishMode — string
  • publishWebhookUrl — string
  • publishIntegration — string
  • publishWebhookSecret — string

  Hints: read-only no · destructive no · idempotent not declared · open-world not declared

• create_checkout

  Get a Stripe Checkout URL to add the first paid site to the account. Return the URL to the user to approve payment. Needed before create_site if the account has no available slot. (requires an agent API key)

  Hints: read-only no · destructive no · idempotent not declared · open-world not declared

• publish_article

  Publish a generated article to the site's connected CMS. Enforces Spook's SEO-score floor - a draft below it is refused (returns published:false with a reason). (requires an agent API key)

  Parameters:

  • articleId (required) — string

  Hints: read-only no · destructive no · idempotent not declared · open-world not declared

• set_autopilot

  Turn a site's autopilot on or off. When on, Spook plans, writes, and publishes articles automatically. (requires an agent API key)

  Parameters:

  • siteId (required) — string
  • enabled (required) — boolean

  Hints: read-only no · destructive no · idempotent not declared · open-world not declared

• blog-keyword-generator read-only

  Blog Keyword Generator: Generate SEO keyword ideas for a topic, with search intent and difficulty. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• content-brief-generator read-only

  Content Brief Generator: Create a detailed SEO content brief for a target keyword. (free, AI-generated, rate-limited).

  Parameters:

  • keyword (required) — string
  • audience — string — Optional target audience.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• blog-outline-generator read-only

  Blog Outline Generator: Produce a structured, SEO-friendly blog post outline. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• content-idea-generator read-only

  Content Idea Generator: Generate content ideas with formats and angles for a niche. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• seo-title-generator read-only

  SEO Title Generator: Write catchy, SEO-friendly title tags for a topic. (free, AI-generated, rate-limited).

  Parameters:

  • keyword (required) — string
  • topic — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• meta-description-generator read-only

  Meta Description Generator: Write SEO meta descriptions that maximize click-through rate. (free, AI-generated, rate-limited).

  Parameters:

  • keyword (required) — string
  • tone — string — Optional tone, e.g. professional, playful.
  • topic — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• headline-generator read-only

  Headline Generator: Generate catchy, click-worthy headlines. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• subject-line-generator read-only

  Email Subject Line Generator: Write high-converting email subject lines. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• cta-generator read-only

  CTA Generator: Write effective call-to-action phrases. (free, AI-generated, rate-limited).

  Parameters:

  • product (required) — string
  • goal — string — Optional CTA goal, e.g. sign up, buy.
  • topic — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• ad-copy-generator read-only

  Ad Copy Generator: Generate ad headlines and descriptions. (free, AI-generated, rate-limited).

  Parameters:

  • product (required) — string
  • topic — string
  • platform — string — Optional ad platform, e.g. Google, Meta.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• social-post-generator read-only

  Social Media Post Generator: Write platform-specific social media posts. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string
  • platform — string — Optional network, e.g. LinkedIn, X.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• article-summarizer read-only

  AI Article Summarizer: Condense an article into a TL;DR, key points, and summary. (free, AI-generated, rate-limited).

  Parameters:

  • text (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• article-rewriter read-only

  AI Article Rewriter: Rephrase text to be clearer, unique, and engaging. (free, AI-generated, rate-limited).

  Parameters:

  • text (required) — string
  • tone — string — Optional target tone.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• grammar-checker read-only

  AI Grammar Checker: Fix grammar, spelling, and punctuation, and list the corrections. (free, AI-generated, rate-limited).

  Parameters:

  • text (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• faq-generator read-only

  FAQ Generator: Generate a set of frequently asked questions and answers for a topic. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• product-description-generator read-only

  Product Description Generator: Write persuasive product descriptions. (free, AI-generated, rate-limited).

  Parameters:

  • product (required) — string
  • features — string — Optional key features.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• business-name-generator read-only

  Business Name Generator: Generate brandable business name ideas. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string — What the business is about.
  • style — string — Optional naming style.
  • keywords — string — Optional words to work in.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• youtube-title-generator read-only

  YouTube Title & Description Generator: Write a YouTube title, description, and tags for a video topic. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• paragraph-generator read-only

  Paragraph Generator: Expand a topic or sentence into a well-written paragraph. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string
  • tone — string — Optional tone.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• content-coverage-checker read-only

  Content Coverage Checker: List the terms and entities an article targeting a keyword is expected to cover. (free, AI-generated, rate-limited).

  Parameters:

  • keyword — string
  • language — string

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

• hashtag-generator read-only

  Hashtag Generator: Generate relevant hashtags for a topic and platform. (free, AI-generated, rate-limited).

  Parameters:

  • topic (required) — string
  • platform — string — Optional network, e.g. Instagram, TikTok.

  Hints: read-only yes · destructive not declared · idempotent not declared · open-world not declared

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