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The neutral index of AI-visibility & GEO tools

Head to head

LLMrefs vs RankZero

LLMrefs is a self-serve, flat-rate ($79/month) DIY tracking tool covering seven AI engines with no managed optimization work; RankZero is a done-for-you managed AEO/GEO service across three custom-quoted tiers, bundling content production and technical optimization with a written 25%+ (50%+ on the top tier) AI-traffic-lift guarantee in 90 days.

LLMrefs and RankZero both watch how a brand shows up inside ChatGPT, Perplexity, Gemini and other AI answer engines, but they sit at opposite ends of the monitor-it-yourself-versus-pay-someone-to-fix-it spectrum. LLMrefs is a self-serve SaaS tool: sign up, set up your prompts, and read a dashboard. One flat "All in One" plan at $79/month covers every supported engine, 500 tracked prompts, unlimited team members and projects, with a 7-day free trial and no credit card required. RankZero is a managed service: every engagement starts with a booked call, and three tiers (The Inquiry Engine, The Growth Machine, The Category Leader) are scoped by deliverables (pages optimized, content pieces produced per month, prompts tracked) rather than a self-serve price tag.

Engine coverage and depth differ too. LLMrefs tracks ChatGPT, Google AI Overviews, Google AI Mode, Gemini, Perplexity, Claude and Copilot per its own pricing page, the broader named list of the two. RankZero's homepage names four (ChatGPT, Perplexity, Gemini, Google AI Overviews), with its own docs adding Claude as a fifth tracked surface. But LLMrefs stops at reporting: an independent hands-on review (GenerateMore, tested November 2025) scored its data accuracy and freshness 2/5 each, citing a monthly refresh cadence for prompt-level data. RankZero pairs its tracking dashboard with actual work: 10 to 30 new content pieces per month, technical AEO and schema fixes, and 10 to 100 pages optimized depending on tier. A citation gap gets worked on rather than only reported.

The clearest differentiator is RankZero's written guarantee: at least a 25% lift in AI-referred traffic within 90 days (50%+ on the top tier), measured against the client's own Google Search Console and GA4 data, or RankZero keeps working at no extra charge. LLMrefs makes no comparable outcome promise; it's a measurement tool, not a service with skin in the game. In exchange, RankZero asks for a sales call and an undisclosed dollar figure for every tier, while LLMrefs publishes its single price up front and lets a team start tracking in minutes. RankZero does bundle a genuinely free tool suite: a 30-second AI-readiness audit, an llms.txt generator, a structured-data validator and an AI-ecommerce-readiness report, all usable before any call is booked.

Company-wise, LLMrefs is a young, self-serve product founded in May 2025 by James Berry in London, selling exactly one plan with no per-engine add-on fees. RankZero, founded by Niels Post and Johannes Notheis, sells a labor-intensive managed program rather than software alone, and does not publish independently-corroborated customer or rating figures (its self-reported "6,714+ brands audited" and "4.9/5.0 on G2" claims could not be verified against G2 directly, which blocked a direct fetch).

How LLMrefs and RankZero compare

Scroll across to compare every side. Feature names stay in view.One card per question, with every side answering it in turn.

FeatureLLMrefsVisit LLMrefs ↗RankZeroVisit RankZero ↗
DescriptionAI search analytics tracking brand mentions, rank, share of voice and citations across ten answer engines.Done-for-you AI SEO services paired with a self-serve brand visibility tracking platform.
CategoryAI visibility monitoring, AI rank trackingCitation services, GEO & content optimization, AI visibility monitoring
Pricingfrom $79/monthfrom €29/month
TagsAI OverviewsAPIBrand monitoringChatGPTClaudeCopilotFree trialGeminiPerplexityFor agenciesAI OverviewsAPIBrand monitoringChatGPTClaudeGeminiPerplexity
Pricing modelsubscription-
Free tierNo-
Generates contentNoPartly
Publishes to your siteNoYes
Done-for-you serviceNoYes
Google AI ModeYesPartly
ClaudeYesPartly
Microsoft CopilotYesPartly
GrokYesPartly
DeepSeekYesNo
Meta AIYesNo
Coverage in the vendor’s wordsYesPartly
Brand sentimentNoYes
RecommendationsPartlyYes
AI crawler analyticsNoPartly
Wrong answers about youNoYes
CountriesYesPartly
APIYesPartly
MCP serverNoYes
Limitations
  • An independent hands-on review scored its data accuracy and data freshness 2/5 each, citing a monthly refresh cadence for prompt-level data (slower than most competitors) and a keyword-centric scoring style that makes prompt-level diagnosis harder. (1 source)
  • No SOC 2 or other enterprise compliance certification is advertised, a real barrier for compliance-sensitive buyers. (2 sources)
  • No ongoing free tier exists, only a time-limited trial precedes payment, a cited barrier for very small budgets. (2 sources)
  • No dollar pricing is published for any of the three tiers. Every price requires booking a sales call, unlike this index's more transparent agencies (Digital Elevator publishes tiered dollar figures directly). (2 sources)
  • The traffic-lift guarantee is measured only in AI-referred traffic (GA4/Search Console), not conversions or revenue. A brand could hit the traffic target without a matching business outcome. (2 sources)

Who each one is for

RankZero

SaaS and ecommerce brands that want a done-for-you AI SEO agency backed by a written traffic-lift guarantee.

From €29/month

Verdict: LLMrefs or RankZero?

Want a cheap, flat-rate self-serve tool to monitor your own AI visibility across seven engines and act on the findings yourself → LLMrefs. Want a done-for-you AEO program that produces content and fixes issues for you, backed by a written traffic-lift guarantee → RankZero.

The digest

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Frequently asked questions

What is the main difference between LLMrefs and RankZero?
LLMrefs is a self-serve SaaS tool: one flat $79/month plan for tracking AI-visibility across seven engines, no managed work included. RankZero is a done-for-you managed AEO/GEO service across three custom-quoted tiers that bundles content production and technical optimization with a written traffic-lift guarantee.
Is either tool free?
Neither has an ongoing free tier. LLMrefs offers a 7-day free trial with no credit card required ahead of its $79/month plan. RankZero has no trial of its paid managed programs, but bundles four free standalone tools: an AI-readiness audit, an llms.txt generator, a structured-data validator, and an AI-ecommerce-readiness report, all usable before booking a call.
Which one tracks more AI engines?
LLMrefs names more engines on its own pricing page: ChatGPT, Google AI Overviews, Google AI Mode, Gemini, Perplexity, Claude and Copilot. RankZero's homepage names four (ChatGPT, Perplexity, Gemini, Google AI Overviews); its own docs additionally name Claude as a tracked surface.
Does RankZero guarantee results?
Yes. RankZero states that if a client hasn't seen at least a 25% lift in AI-referred traffic within 90 days (50%+ on its top tier), measured in the client's own GA4 and Search Console, it keeps working at no extra charge until the target is hit. LLMrefs makes no comparable outcome guarantee; it's a measurement tool, not a managed service.
How much does each cost?
LLMrefs publishes one price: $79/month for its only plan, covering every supported engine and 500 tracked prompts. RankZero publishes no dollar figures for any of its three tiers: The Inquiry Engine, The Growth Machine and The Category Leader are all quoted only after a booked call.

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At a glance

LLMrefs is a self-serve, flat-rate ($79/month) DIY tracking tool covering seven AI engines with no managed optimization work; RankZero is a done-for-you managed AEO/GEO service across three custom-quoted tiers, bundling content production and technical optimization with a written 25%+ (50%+ on the top tier) AI-traffic-lift guarantee in 90 days.