CrawlPact

Decision support

Compare AI crawler policy, monitoring and control tools

CrawlPact audits the crawler policy a website publicly declares. Adjacent tools observe crawler traffic, enforce rules at the edge, track how brands appear in AI answers, or license content — different layers of the same problem. These comparisons show which layer each product works on, so you can choose the right tool, or the right combination.

Five evidence-based comparisonsNo scores, ratings or winnersFacts last verified

Five layers, five different questions

Most confusion in this market comes from treating different questions as one. A declared policy is not evidence of what crawlers did; traffic analytics are not an audit of what a site publishes; a firewall rule is not a public declaration; and none of these measures how an AI answer describes your brand. CrawlPact keeps three things separate in every report: the declared policy, the response CrawlPact observed, and actual crawler behaviour, which no public audit can prove.

  1. Layer 1 · Declared policy

    What does our website publicly ask crawlers to do — and do the signals agree?

    Where it lives: CrawlPact

  2. Layer 2 · Observed traffic

    Which crawlers, agents and AI-referred visitors actually arrived?

    Where it lives: Known Agents, Cloudflare AI Crawl Control, TollBit Analytics

  3. Layer 3 · Enforcement

    What happens to a request from an AI crawler — allow, log, block or redirect?

    Where it lives: Cloudflare AI Crawl Control, Vercel AI Bot Management, TollBit's bot paywall

  4. Layer 4 · AI-answer visibility

    Is our brand mentioned, recommended and cited in AI-generated answers?

    Where it lives: MaxAEO

  5. Layer 5 · Licensing and monetization

    On what commercial terms may an AI system access our content?

    Where it lives: TollBit; Cloudflare Pay Per Crawl (private beta)

The comparisons

  • Edge traffic control

    CrawlPact vs Cloudflare AI Crawl Control: Policy Audit vs Edge Control

    CrawlPact independently audits the crawler policy a site publicly declares. Cloudflare AI Crawl Control observes, blocks or charges AI crawler requests for domains proxied through Cloudflare. They work at different layers and are often used together.

    Facts verified

  • Agent and bot analytics

    CrawlPact vs Known Agents: Policy Audit vs Live Agent Analytics

    CrawlPact audits what a website publicly declares to crawlers. Known Agents, formerly Dark Visitors, measures which agents and AI referrals actually arrive, maintains robots.txt rules automatically and identifies agents behind requests.

    Facts verified

  • Platform firewall enforcement

    CrawlPact vs Vercel AI Bot Management: Policy Audit vs Enforcement

    CrawlPact checks what a deployed site publicly declares to crawlers, on any host. Vercel's AI Bots Managed Ruleset logs or denies requests from known AI bots inside the Vercel Firewall, for Vercel projects.

    Facts verified

  • AI-answer visibility monitoring

    CrawlPact vs MaxAEO: Crawler Policy vs AI Answer Visibility

    CrawlPact audits what a website declares to AI crawlers. MaxAEO monitors how a brand appears in AI-generated answers — mentions, recommendation position, sentiment and citations across eight AI platforms. Crawler access and answer visibility are different measurements.

    Facts verified

  • Content licensing and monetization

    CrawlPact vs TollBit: Policy Audit vs Content Licensing

    CrawlPact audits what a website publicly declares to crawlers. TollBit is publisher infrastructure for AI access: bot analytics from server logs, a machine-facing Agent Site, bot paywall redirects, and content licences with configurable rates.

    Facts verified

Capability framework

What each product's own documentation establishes, row by row. Each cell gives a value and the reason for it; the linked comparison cites the source.

Scroll the table sideways to see every product.

Capabilities of CrawlPact and five adjacent products, from each vendor's documentation
CapabilityCrawlPactCloudflare AI Crawl ControlKnown AgentsVercel AI Bot ManagementMaxAEOTollBit
Multi-signal audit of declared public crawler policyYesrobots.txt, robots meta, X-Robots-Tag, llms.txt, RSL and the homepage Content-Signal header, evaluated against a source-backed crawler registry.PartialTracks robots.txt compliance against observed requests; not a multi-signal audit of every public declaration.PartialAutomatic Robots.txt generates and maintains rules; it is not an independent audit of every public signal.Not verifiedThe ruleset acts on traffic; auditing published policy is not described in the documentation reviewed.Not verifiedNot described in MaxAEO's official facts or documentation reviewed.Not verifiedTollBit recommends aligning Open Access paths with robots.txt allow rules; auditing declared policy is not described.
Visibility into live AI crawler or bot trafficNoNo server-log, CDN or analytics data — CrawlPact cannot see who visited.YesShows which AI crawlers access a proxied domain, with request patterns by crawler, path and status.YesAgent Analytics shows crawlers, scrapers and AI agents visiting a site, from server-side integrations.YesLog mode records AI bot traffic; Firewall observability shows it.Not verifiedMaxAEO observes AI answers, not requests to your site; no traffic analytics described.YesTollBit Analytics ingests server-side logs to show bot traffic.
Blocks or gates requestsNoNot in the request path; it reports, never blocks.YesBlocks selected crawlers through one WAF custom rule.PartialAutomatic Robots.txt is declarative; Known Agents documents platform-specific blocking for bots that ignore it.YesDeny blocks all traffic identified as coming from AI bots.Not verifiedNot described; MaxAEO installs nothing on your site.YesYour existing bot detection redirects identified bots to a TollBit bot paywall instead of the main site.
Independent of hosting or CDN providerYesAudits any publicly reachable site; no installation, DNS change or log access.NoRequires the domain to be connected to and proxied through Cloudflare.PartialConnectors for many platforms (Cloudflare, AWS, Vercel, WordPress, Fastly, Akamai and more); an integration is required.NoA Vercel Firewall feature for projects deployed on Vercel.YesNo tracking code or engineering integration on the monitored site.PartialIntegrates with your CDN or edge for logs and redirects; the integration is required.
Measures human visits referred by AI chatNoOut of scope.Not verifiedNot described in the AI Crawl Control documentation reviewed.YesAI Chat Referral Tracking measures human traffic from AI chat platforms.Not verifiedNot described in the bot-management documentation reviewed.Not verifiedNot described in the documentation reviewed.Not verifiedNot described in the documentation reviewed.
Monitors brand mentions and citations in AI answersNoNot an AI-search ranking or brand-mention tracker.Not verifiedNot described in the AI Crawl Control documentation reviewed.Not verifiedNot described in the Known Agents documentation reviewed.Not verifiedNot described in the bot-management documentation reviewed.YesDaily monitored prompts across ChatGPT, Gemini, Perplexity, Claude, Copilot, Grok, Google AI Mode and AI Overviews.Not verifiedNot described in the documentation reviewed.
Content licensing or paid accessNoReads RSL declarations; processes no licences or payments.Plan dependentPay Per Crawl can charge selected crawlers; Cloudflare lists it as private beta.Not verifiedAgentic-commerce offerings are announced; licensing was not established in the documentation reviewed.Not verifiedNot described in the bot-management documentation reviewed.Not verifiedNot described in the documentation reviewed.YesSummarization, Full Display and custom licences with configurable rates.
Identifies the agent behind an incoming requestNoInterprets declared tokens; does not inspect or verify incoming requests.YesUser-agent detection on Free; Bot Management detection IDs on paid plans.YesAgent Identification API returns agent, type, operator and a verification result.YesIdentifies known AI bots; verified bots are checked by IP, reverse DNS or Web Bot Auth signatures.Not verifiedNot described in the documentation reviewed.Not verifiedTollBit says it can require agent identity; the mechanism was not reviewed in depth.

How to read this table

  • Yes and Partial mean the vendor's own documentation describes the capability, fully or in a narrower form. Plan dependent means it exists but depends on plan, beta access or configuration.
  • No is used for a competitor only when its own documentation sets the boundary — for example, a feature that works only on that vendor's platform.
  • Not verified means the documentation reviewed did not establish the capability. It does not mean the product lacks it.
  • A row is a simplification. Products that answer different questions are rarely substitutes, and several pairs work best together — each comparison explains when.

Start from your question

"Does our live site declare the crawler policy we intended?"
That is CrawlPact's job, on any host. Pair it with an enforcement or analytics tool when you also need to act on, or see, real requests.
"We're on Cloudflare or Vercel — should we block AI bots?"
Read the Cloudflare AI Crawl Control or Vercel AI Bot Management comparison. Both explain why blocking search-purpose crawlers can cost search visibility.
"Which bots actually visit us?"
That needs observed traffic. The Known Agents comparison covers server-side agent analytics and AI referral measurement.
"Do AI answers mention our brand?"
That is AI-answer visibility, a different measurement from crawler access — see the MaxAEO comparison.
"Can AI companies pay to use our content?"
That is licensing infrastructure — see the TollBit comparison.

Where Compare fits on CrawlPact

Compare helps you decide which product or approach suits a problem. For everything else:

  • Free tools — run a bounded check on one signal.
  • Guides — understand, configure or troubleshoot a mechanism.
  • Insights — understand a recent change, research or search-reporting development.
  • Crawler directory — look up one documented crawler token.
  • Platform guides — see how a hosting platform affects declared policy.

What CrawlPact itself cannot prove is set out on Limitations. How these comparisons are researched, sourced and corrected is on the comparison methodology page.

Check what your website declares before you change enforcement

A CrawlPact audit reads the public crawler-policy signals your site serves and reports what they declare to each documented AI crawler, with the evidence behind every finding. It does not block traffic, measure visits or guarantee crawler compliance.

Audit your domainView a sample report

Analytics preferences

CrawlPact uses optional Google Analytics and Microsoft Clarity on public pages to learn which content is useful. Clarity records clicks and scrolling (session replay), with anything you type masked. Neither runs in the app or admin areas, and CrawlPact works the same whether you accept or decline. See the privacy policy.