Aiso vs Kalicube Pro vs LLMrefs in 2026: Conversation Discovery vs Entity Authority vs Keyword Expansion
Three tools built on different theories of how AI visibility works. One discovers what real users ask, one controls how Google understands your brand, one expands from existing keyword lists.
Aiso is the only one of the three that surfaces prompts based on real user behavior. Conversation Explorer analyzes actual ChatGPT and Gemini conversations to show which prompts matter for your category, removing the guesswork from prompt discovery.
Kalicube Pro is the only tool focused specifically on Google entity optimization. If you have a Knowledge Panel problem, brand SERP inaccuracy, or need to improve how Google's knowledge graph understands your brand as an entity, nothing else does this work at the same depth.
LLMrefs is the only one with a keyword-first workflow. Import your existing SEO keyword list and the platform auto-generates 25 fan-out prompts per keyword, removing the manual burden of building prompt sets from scratch.
LLMrefs tracks the most AI engines (11), Aiso tracks 3, and Kalicube Pro focuses on Google rather than AI chatbots. For teams needing broad AI engine coverage, LLMrefs has the strongest story. For teams whose AI visibility problem is specific to Google entity understanding, Kalicube Pro is the only option.
LLMrefs is the most agency-ready with unlimited projects, unlimited seats, and €79/month flat pricing. Aiso is positioned for in-house brand managers. Kalicube Pro is positioned for brands dealing with entity SEO problems, not agencies.
Only LLMrefs includes API access on standard plans. Aiso gates API access to Enterprise. Kalicube Pro does not list API access as a feature. For developers and analysts building custom pipelines, LLMrefs is the only practical option.
How does Aiso compare to Kalicube Pro and LLMrefs for teams building generative engine optimization (GEO) programmes in 2026? All three operate in the AI visibility category, but they start from fundamentally different theories of how brands earn AI citations. Aiso starts from real user behavior, using Conversation Explorer to surface what real users are asking ChatGPT and Gemini in your category. Kalicube Pro starts from Google's entity understanding, treating Knowledge Panels and brand SERPs as the foundation for AI citation eligibility. LLMrefs starts from your existing keyword list, auto-generating fan-out prompts based on real conversational patterns. The right pick depends on whether your problem is prompt discovery, entity authority, or extending traditional SEO workflows into AI engines.
The tools at a glance
Aiso
AI search optimization using real ChatGPT and Gemini conversation analysis
Aiso is an AI search optimization platform that analyzes real conversations happening in ChatGPT and Gemini to track brand visibility and identify optimization opportunities. Rather than requiring you to define a prompt set and then monitoring those prompts, Aiso's Conversation Explorer discovers what real users are asking AI models about your category, which prompts are relevant to your brand, and where you currently appear or are absent.
The platform tracks three AI models (ChatGPT, Gemini, and Perplexity) and uses a three-state visibility scoring model: Mentioned, Recommended, or Absent. This is more useful than a binary cited-or-not metric because being mentioned and being recommended represent meaningfully different brand outcomes for purchasing decisions.
The ceiling is on integration and model coverage. Aiso does not include API access on Starter or Growth, only on Enterprise, and does not track Claude, Copilot, Grok, or Meta AI. The platform is best for teams in the discovery phase of building an AI visibility strategy who need help figuring out which prompts matter before committing to a monitoring programme.
| Feature | Starter $79/month | Growth $239/month | Enterprise Custom pricing |
|---|---|---|---|
| AI models tracked | 3 | 3 | 3 |
| Conversation Explorer | ✓ | ✓ | ✓ |
| Three-state visibility scoring | ✓ | ✓ | ✓ |
| Competitor benchmarking | ✓ | ✓ | ✓ |
| Fan-out tracking | ✓ | ✓ | ✓ |
| API access | ✗ | ✗ | ✓ |
| White-label delivery | ✗ | ✗ | ✗ |
Kalicube Pro
Brand SERP and Knowledge Panel optimization for entity authority
Kalicube Pro is a brand SERP and Knowledge Panel optimization platform built by Jason Barnard, focused on entity SEO. The platform helps brands understand and control how Google represents them as entities: what appears in Knowledge Panels, what sources Google uses to corroborate brand information, and how the branded search experience compares to what the brand wants Google to understand.
The core insight behind Kalicube Pro is that Google's knowledge graph underpins AI-generated answers as much as it underpins traditional Knowledge Panels. A brand that is well-understood by Google as an entity, with corroborating signals across authoritative sources, is better positioned to appear in AI overviews and language model citations than a brand that only ranks for keywords. Kalicube Pro makes this infrastructure visible and actionable.
The platform covers digital footprint auditing, entity disambiguation, Knowledge Panel monitoring, and recommendations for improving brand entity authority. It is most relevant for brands dealing with Knowledge Panel inaccuracies, brands that appear poorly in branded SERPs, and brands preparing for AI search where entity clarity is a prerequisite for citation. The platform does not track AI chatbot mentions directly; that work needs a dedicated AI visibility tool alongside.
| Feature | Free Tools Free | Pro Contact for pricing | Enterprise Contact for pricing |
|---|---|---|---|
| Brand SERP analysis | Basic | ✓ | ✓ |
| Knowledge Panel monitoring | ✗ | ✓ | ✓ |
| Digital footprint audit | ✗ | ✓ | ✓ |
| Entity recommendations | ✗ | ✓ | ✓ |
| Consulting access | ✗ | Limited | ✓ |
| API access | ✗ | ✗ | Contact |
LLMrefs
Keyword-based AI search visibility tracking across 11 engines with share of voice and citations
LLMrefs is an AI search analytics platform that tracks brand visibility across 11 generative AI engines including ChatGPT, ChatGPT Search, Google AI Overviews, Google AI Mode, Gemini, Perplexity, Claude, Grok, Copilot, Meta AI, and DeepSeek. The core design advantage is the keyword-first model: import your existing SEO keyword list and the platform automatically generates 25 fan-out prompts per keyword based on real conversational patterns.
Results aggregate across all 25 prompts per keyword into share of voice and position metrics per AI engine. This aggregation solves the non-determinism problem that plagues single-prompt AI tracking. By running many prompts and aggregating, LLMrefs produces repeatable visibility metrics that hold up to competitive benchmarking and trend analysis.
The platform is structured for agencies by default. One €79/month subscription covers unlimited client projects, unlimited team seats, CSV export, and API access. Geo-targeting across 50+ countries and 10+ languages lets agencies track client visibility in specific markets. The 7-day free trial with no credit card required makes risk-free evaluation straightforward. The main gap is the absence of a white-label client portal, though API access covers most custom reporting workflows.
| Feature | All in One €79/month |
|---|---|
| AI engines tracked | 11 (ChatGPT, Google AI Overviews, Perplexity, Gemini, Claude, Grok, Copilot, Meta AI, DeepSeek, ChatGPT Search, AI Mode) |
| Max prompts tracked | 500 per organization |
| Prompts per keyword | Auto-generated fan-out, typically 25 |
| Projects | Unlimited |
| Team seats | Unlimited |
| Geo-targeting | 50+ countries |
| Language support | 10+ languages |
| Data refresh | Weekly automated, real-time analysis |
| CSV export | ✓ |
| API access | ✓ |
| Source citation tracking | ✓ |
| Content gap analysis | ✓ |
| Free trial | 7 days, no credit card |
Head-to-head feature comparison
| Feature | |||
|---|---|---|---|
| AI engines tracked | ChatGPT, Gemini, Perplexity | Google entity surfaces (Knowledge Panel, Brand SERP, AI Overviews) | ChatGPT, ChatGPT Search, Google AI Overviews, Google AI Mode, Gemini, Perplexity, Claude, Grok, Copilot, Meta AI, DeepSeek |
| Competitive share-of-voice | Yes | No | Yes |
| Prompt-level citation data | Yes | No | Yes |
| Answer / content gap analysis | Yes (three-state scoring) | No | Yes (content gap analysis) |
| Category intelligence | Partial (fan-out tracking) | No | Partial (source citation tracking) |
| AEO content generation | No | No | No |
| Crawler / AI bot log access | No | No | No |
| Page content audits | No | No | No |
| API access | Enterprise only | Not publicly listed | Yes, all plans |
| Looker Studio / BI connector | No | No | No (BI via CSV/API) |
| White-label delivery | No | No | No |
| Pay-per-prompt pricing | No | No | No |
| Agency multi-brand support | No | No | Yes (unlimited projects) |
| Starting price | $79/mo | Free Tools tier / Contact for Pro | €79/mo |
Considering AI Peekaboo alongside Aiso, Kalicube Pro, and LLMrefs?

Aiso locks API access to enterprise contracts, Kalicube Pro has no API on any plan, and LLMrefs offers no white-label delivery. AI Peekaboo is the best AI visibility tool that includes both read and write API plus white-label reports with guest access links on every plan from $50/month. For SEO and marketing agencies that need multi-brand support with self-serve signup, AI Peekaboo covers what none of the three tools delivers at standard pricing, with 5 AI surfaces included.
Read the AI Peekaboo review →Which should you choose?
These three tools solve different parts of the AI visibility problem. Aiso is the right answer if you do not yet know which prompts matter for your category and need real user behavior data to build a prompt strategy. Kalicube Pro is the right answer if your AI citation problem is downstream of how Google understands your brand entity, with Knowledge Panel or brand SERP accuracy gaps blocking citations. LLMrefs is the right answer if you already maintain a keyword list and want to extend it into AI engines with share of voice and position metrics across 11 platforms.
Bottom line
The question each tool is best at answering is different. Aiso answers "what are real users actually asking ChatGPT and Gemini in my category". Kalicube Pro answers "does Google understand my brand as an entity well enough to cite it in AI answers". LLMrefs answers "how does my keyword list perform across 11 AI engines with share of voice and citation metrics". Pick the tool that solves the layer where your AI visibility problem actually starts.
Frequently asked questions
Which of these three tools tracks the most AI engines?
LLMrefs tracks 11 AI engines including ChatGPT, ChatGPT Search, Google AI Overviews, Google AI Mode, Gemini, Perplexity, Claude, Grok, Copilot, Meta AI, and DeepSeek. Aiso tracks 3 (ChatGPT, Gemini, Perplexity). Kalicube Pro focuses on Google entity surfaces rather than tracking AI chatbot mentions directly.
Which tool is best for generative engine optimization in 2026?
For prompt discovery grounded in real user behavior, Aiso is the only one with Conversation Explorer. For entity-level GEO work (Knowledge Panels, brand SERPs, entity authority), Kalicube Pro is the only tool with that depth. For traditional SEO teams wanting to extend existing keyword tracking into AI engines, LLMrefs is the most practical with 11-engine coverage and a keyword-import workflow.
Which tool offers API access on standard plans?
LLMrefs is the only one of the three with API access on the standard €79/month plan, plus CSV export. Aiso gates API access to the Enterprise plan. Kalicube Pro does not list API access as a standard feature. For developers and analysts building custom pipelines, LLMrefs is the only practical option.
Does any of these tools offer a free tier?
Kalicube Pro offers free Brand SERP analysis tools. LLMrefs offers a 7-day free trial with no credit card required. Aiso does not advertise a free tier or trial. The entry paid plans are Aiso at $79/month, LLMrefs at €79/month, and Kalicube Pro Pro at contact-sales pricing.
Which tool is best for agencies managing multiple client brands?
LLMrefs is the most agency-ready with unlimited client projects, unlimited team seats, and €79/month flat pricing regardless of how many clients are added. Aiso is positioned for in-house brand managers and does not offer multi-brand or agency features. Kalicube Pro is positioned for brands with entity SEO problems, not agencies.
How is Kalicube Pro different from Aiso and LLMrefs?
Kalicube Pro focuses on Google entity optimization, specifically how Knowledge Panels, brand SERPs, and the knowledge graph signals that feed Google AI Overviews understand and represent your brand. Aiso and LLMrefs track mentions in AI chatbot answers (ChatGPT, Gemini, Perplexity, etc.). For brands with Knowledge Panel accuracy issues or weak entity corroboration across authoritative sources, Kalicube Pro is the right starting point before adding an AI chatbot monitoring tool.


