Author: GeoParrot Team
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Do a Handful of Domains Control AI Citations? The Verdict — Plus a Per-Format GEO Playbook
An industry index says 15 domains control 68% of AI citations. Our week-long GEO Lab experiment says that’s false where GEO actually competes — for buyer-intent queries the top 15 capture 23%, spread across 220 domains. What the chosen domains DO share isn’t a type or an authority tier: it’s a page format. 66% of…
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Does a Reddit Mention Cause an AI Citation? The Verdict — Plus a Per-Engine Reddit Playbook
We spent a week testing whether a Reddit mention actually causes an AI citation, or just correlates. Verdict: contributing signal, not a citation lever — Reddit appears in 67% of Google AI answers but is the linked source only 4% of the time. Here’s the scorecard and a per-engine Reddit playbook for ChatGPT, Perplexity, Google…
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Does a Reddit Mention Actually Cause an AI Citation? Our Pre-Registered Method
Everyone says “get on Reddit” to win AI citations. But correlation isn’t cause. Here’s our full, pre-registered method — three convergent tests, predictions locked in before the data, zero astroturfing — to find out if a Reddit mention actually moves the needle.
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Reddit Is the #1 Domain AI Engines Cite — and Still Only 4% of Their Sources
Raw results from our pre-registered Reddit-causation experiment. Across 3 AI engines and 12 buyer-intent questions, Reddit is the single most-cited domain — yet only 3.9% of all sources. It appears in up to 67% of answers but is almost never the actual cited link. Prediction #1 confirmed.
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Is Reddit Still the #1 Source AI Engines Cite in 2026? The Data Contradicts Itself
Some 2026 studies call Reddit AI’s #1 citation source; others say YouTube just overtook it. On Perplexity alone, reported Reddit share ranges from 7% to 47%. Here’s why the numbers disagree — and the experiment we’re running this week to settle it.
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No Universal GEO Strategy — The Verdict, Plus a Per-Engine Checklist for ChatGPT, Perplexity, Google AI Mode & Gemini
We spent a week stress-testing one claim: there’s no universal GEO strategy across AI engines. Verdict — confirmed. Here’s the final scorecard from our 4-engine experiment, plus a per-engine checklist for ChatGPT, Perplexity, Google AI Mode, and Gemini.
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We Asked 4 AI Engines the Same 15 Questions — Only 0.5% of Sources Overlapped
The raw results from our pre-registered GEO Lab experiment. Across 4 AI engines and 15 buyer-intent questions, 386 cited domains — and only 0.5% were cited by all four. Two predictions hit, one surprised us. Here’s every number.
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How We’re Testing Whether One GEO Strategy Works Across AI Engines (Our Method)
We claimed there’s no universal GEO strategy. Now we’re proving it. Here’s the full, pre-registered method for our 4-engine, 15-question citation experiment — predictions locked in before we collect a single data point.
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Is There One GEO Strategy for Every AI Engine? The 2026 Data Says No
Google just made AI Mode the default for 1B+ users. But new 2026 data shows AI engines cite almost no sources in common. Here’s why there is no universal GEO strategy — and what to do instead.
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What Is LLM SEO (a.k.a. LLMO)? And Why It’s Really Just GEO
LLM SEO (also called LLMO, Large Language Model Optimization) is optimizing content so large language models like ChatGPT and Perplexity surface and cite it. Here’s what the terms mean, how they relate to GEO and AEO, and why they’re the same discipline under a new label.