Real ChatGPT answer + Gemini simulation · index seedoEMVZYV4IYQcompleteAI OverviewMarketing and advertising · web analyticscomparison
Are cohort retention charts in PostHog better than Google Analytics for figuring out why people stop buying my products?
ChatGPTgpt-6Geminigemini-3.5-flash-lite3 passes + 1 real-search38 queries10/30/2026
Download run
Gemini unique queries
36
0 in ≥ half the passes · stability 33%
ChatGPT real searches predicted
100%
2 of 2 matched the simulation
Fan-out diagram
Seed → topic clusters → sub-queries, per model.
SEED QUERY
Are cohort retention charts in PostHog better than Google Analytics for figuring out why people stop buying my products?
36 unique queries · 3 passes
posthog retention tutorials and setup
12 queries · 12 hits
how to build retention charts in posthog for churn analysis1xGoogle ↗
REFORMULATION
how to build purchase retention cohort in posthog1xGoogle ↗
RELATED
how to build ecommerce cohort retention chart in posthog1xGoogle ↗
REFORMULATION
posthog retention analysis tutorial for SaaS and ecommerce1xGoogle ↗
PERSONALIZED
posthog retention cohort documentation1xGoogle ↗
REFORMULATION
posthog retention insight documentation1xGoogle ↗
REFORMULATION
how to track repeat purchases in posthog cohort tool1xGoogle ↗
REFORMULATION
posthog pricing for startups ecommerce retention tracking1xGoogle ↗
IMPLICIT
how to set up custom events in posthog for purchase dropoff1xGoogle ↗
REFORMULATION
posthog retention query tutorial video1xGoogle ↗
RELATED
posthog retention chart filters and breakdown1xGoogle ↗
REFORMULATION
case study posthog customer retention and churn reduction ecommerce1xGoogle ↗
RELATED
ecommerce churn analysis tool selection
12 queries · 12 hits
google analytics ecommerce user churn tracking limitations1xGoogle ↗
RELATED
why customers stop buying products product analytics vs web analytics1xGoogle ↗
RELATED
why do ecommerce customers stop buying data analysis tools1xGoogle ↗
IMPLICIT
best analytics tool for ecommerce customer churn and retention1xGoogle ↗
IMPLICIT
product analytics tools for ecommerce churn analysis1xGoogle ↗
ENTITY EXPANSION
best product analytics setup for small ecommerce store churn1xGoogle ↗
PERSONALIZED
best analytics tool for SaaS vs ecommerce retention tracking1xGoogle ↗
PERSONALIZED
why use product analytics instead of google analytics for ecommerce1xGoogle ↗
RELATED
ecommerce churn rate metrics what to track1xGoogle ↗
RELATED
event based analytics vs pageview analytics for customer retention1xGoogle ↗
IMPLICIT
saas and ecommerce retention analysis best practices case study1xGoogle ↗
ENTITY EXPANSION
how to track customer churn reasons with event analytics1xGoogle ↗
ENTITY EXPANSION
posthog versus google analytics retenti…
7 queries · 7 hits
PostHog cohort retention vs Google Analytics ecommerce retention1xGoogle ↗
COMPARATIVE
PostHog vs Google Analytics retention analysis comparison1xGoogle ↗
COMPARATIVE
posthog cohort retention vs google analytics ecommerce churn1xGoogle ↗
REFORMULATION
posthog vs mixpanel for ecommerce user retention analysis1xGoogle ↗
COMPARATIVE
posthog analytics vs mixpanel vs google analytics retention1xGoogle ↗
ENTITY EXPANSION
posthog vs ga4 retention reports limitations1xGoogle ↗
COMPARATIVE
amplitude vs posthog retention charts1xGoogle ↗
COMPARATIVE
google analytics retention reports guide
5 queries · 5 hits
google analytics ecommerce purchase retention report guide1xGoogle ↗
ENTITY EXPANSION
google analytics 4 purchase retention report limitations1xGoogle ↗
IMPLICIT
google analytics 4 ecommerce purchase funnel retention report1xGoogle ↗
RELATED
ga4 user retention cohort analysis guide1xGoogle ↗
IMPLICIT
google analytics 4 custom retention report setup1xGoogle ↗
ENTITY EXPANSION
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
ChatGPT real searches (2)
Classes come from the query-classifier (a local Laya model). 2 of 2 calls are low-confidence (under 50%) — hover a query in the table to see its confidence. 36 queries are still being classified.
What the models actually searched
Each model answered the query with its own web search. These are the searches it ran, matched to the closest simulated query.
ChatGPT2 real searches · gpt-6100% predicted
PostHog cohort retention insights documentation retention chart cohorts events revenue analytics Google ↗
Google Analytics 4 retention reports cohort exploration documentation ecommerce repeat purchases Google ↗
- Retention - Docs · posthog.com
- Retention and cohorts · posthog.com
- Creating insights - Docs · posthog.com
- Cohorts - Docs · posthog.com
- Lifecycle - Docs · posthog.com
- [GA4] Cohort exploration · support.google.com
- About ecommerce metrics · support.google.com
- [GA4] User explorer · support.google.com
- [GA4] User lifetime · support.google.com
Semantic map
Every query placed by meaning (EmbeddingGemma 2, 256-d). Shaded regions are topics, nearby points are near-paraphrases, and a circle's size is how often the query came back.
Colour
SimulatedReal search
Hover a query to see its counterpart · click a topic to focus it · zoom with Ctrl/⌘ + scroll, a pinch, double-click or +
Queries
36 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
PostHog cohort retention vs Google Analytics ecommerce retention COMPARATIVE | Google ↗ AI Mode ↗ | Compare the retention charting capabilities of PostHog and Google Analytics specifically for ecommerce insights. | — | comparison_table | posthog versus google analytics retenti… | 1x of 3 | |
PostHog vs Google Analytics retention analysis comparison COMPARATIVE | Google ↗ AI Mode ↗ | The user wants a direct comparison of retention analysis capabilities between PostHog and Google Analytics. | — | comparison_table | posthog versus google analytics retenti… | 1x of 3 | |
posthog cohort retention vs google analytics ecommerce churn REFORMULATION | Google ↗ AI Mode ↗ | The user wants a direct comparison of cohort retention features in PostHog versus Google Analytics for ecommerce purchasing behavior. | — | comparison_table | posthog versus google analytics retenti… | 1x of 3 | |
how to build retention charts in posthog for churn analysis REFORMULATION | Google ↗ AI Mode ↗ | Learn the practical steps to set up cohort retention analysis in PostHog to identify drop-offs. | — | how_to_steps | posthog retention tutorials and setup | 1x of 3 | |
how to build purchase retention cohort in posthog RELATED | Google ↗ AI Mode ↗ | The user wants to know the step-by-step process of creating a retention chart focused on buyers in PostHog. | — | how_to_steps | posthog retention tutorials and setup | 1x of 3 | |
how to build ecommerce cohort retention chart in posthog REFORMULATION | Google ↗ AI Mode ↗ | The user wants step-by-step instructions on creating a cohort retention chart specifically for an e-commerce use case in PostHog. | — | how_to_steps | posthog retention tutorials and setup | 1x of 3 | |
google analytics ecommerce purchase retention report guide ENTITY EXPANSION | Google ↗ AI Mode ↗ | Understand where and how purchase retention reports are located and used within Google Analytics. | — | web_article | google analytics retention reports guide | 1x of 3 | |
google analytics ecommerce user churn tracking limitations RELATED | Google ↗ AI Mode ↗ | The user wants to understand where Google Analytics falls short when analyzing customer churn and dropped purchases. | — | web_article | ecommerce churn analysis tool selection | 1x of 3 | |
google analytics 4 purchase retention report limitations IMPLICIT | Google ↗ AI Mode ↗ | The user wants to understand where Google Analytics falls short in tracking why customers stop buying. | — | web_article | google analytics retention reports guide | 1x of 3 | |
why customers stop buying products product analytics vs web analytics RELATED | Google ↗ AI Mode ↗ | Explore theoretical differences between product analytics and traditional web analytics for buyer churn. | — | web_article | ecommerce churn analysis tool selection | 1x of 3 | |
why do ecommerce customers stop buying data analysis tools IMPLICIT | Google ↗ AI Mode ↗ | The user needs methodology advice on analyzing the underlying causes of customer churn and stopped purchases. | — | buyers_guide | ecommerce churn analysis tool selection | 1x of 3 | |
posthog vs mixpanel for ecommerce user retention analysis COMPARATIVE | Google ↗ AI Mode ↗ | The user wants to see how PostHog compares to another leading product analytics tool for retention. | — | review_roundup | posthog versus google analytics retenti… | 1x of 3 | |
best analytics tool for ecommerce customer churn and retention IMPLICIT | Google ↗ AI Mode ↗ | Discover market recommendations for the top software to analyze why customers stop purchasing. | — | review_roundup | ecommerce churn analysis tool selection | 1x of 3 | |
posthog analytics vs mixpanel vs google analytics retention ENTITY EXPANSION | Google ↗ AI Mode ↗ | The user wants to see how PostHog and Google Analytics stack up against another major product analytics tool like Mixpanel for retention. | — | review_roundup | posthog versus google analytics retenti… | 1x of 3 | |
product analytics tools for ecommerce churn analysis ENTITY EXPANSION | Google ↗ AI Mode ↗ | The user wants a list of alternative software options specifically designed for analyzing customer churn and retention in ecommerce. | — | buyers_guide | ecommerce churn analysis tool selection | 1x of 3 | |
posthog retention analysis tutorial for SaaS and ecommerce PERSONALIZED | Google ↗ AI Mode ↗ | See real-world examples of how PostHog handles retention for different business models including online stores. | — | tutorial_video/transcript | posthog retention tutorials and setup | 1x of 3 | |
best product analytics setup for small ecommerce store churn PERSONALIZED | Google ↗ AI Mode ↗ | The user wants tailored recommendations for setting up product analytics to track shopping drop-offs for an online store. | — | checklist | ecommerce churn analysis tool selection | 1x of 3 | |
best analytics tool for SaaS vs ecommerce retention tracking PERSONALIZED | Google ↗ AI Mode ↗ | The user wants to know if tools built for product analytics are better suited for transactional ecommerce retention. | — | web_article | ecommerce churn analysis tool selection | 1x of 3 | |
posthog vs ga4 retention reports limitations COMPARATIVE | Google ↗ AI Mode ↗ | Identify the specific constraints and drawbacks of using GA4 versus PostHog for tracking user drop-off. | — | faq_page | posthog versus google analytics retenti… | 1x of 3 | |
posthog retention cohort documentation REFORMULATION | Google ↗ AI Mode ↗ | The user wants official documentation detailing how PostHog processes and displays cohort retention data. | — | code_samples/docs | posthog retention tutorials and setup | 1x of 3 | |
posthog retention insight documentation REFORMULATION | Google ↗ AI Mode ↗ | The user wants official documentation on PostHog's retention insights feature. | — | code_samples/docs | posthog retention tutorials and setup | 1x of 3 | |
how to track repeat purchases in posthog cohort tool REFORMULATION | Google ↗ AI Mode ↗ | Find documentation on configuring custom events for repeat buying cycles in PostHog. | — | code_samples/docs | posthog retention tutorials and setup | 1x of 3 | |
google analytics 4 ecommerce purchase funnel retention report RELATED | Google ↗ AI Mode ↗ | The user wants to find out if GA4 has native retention or cohort reports suitable for tracking customer purchasing lifecycles. | — | faq_page | google analytics retention reports guide | 1x of 3 | |
why use product analytics instead of google analytics for ecommerce RELATED | Google ↗ AI Mode ↗ | The user wants to understand the philosophical and practical differences between event-based product analytics and traditional web analytics. | — | web_article | ecommerce churn analysis tool selection | 1x of 3 | |
ecommerce churn rate metrics what to track RELATED | Google ↗ AI Mode ↗ | Learn the standard metrics and key performance indicators used to analyze customer drop-off in retail. | — | buyers_guide | ecommerce churn analysis tool selection | 1x of 3 | |
event based analytics vs pageview analytics for customer retention IMPLICIT | Google ↗ AI Mode ↗ | The user wants to understand the conceptual difference between event-based tracking (PostHog) and session-based tracking (GA) for retention. | — | glossary/definition | ecommerce churn analysis tool selection | 1x of 3 | |
ga4 user retention cohort analysis guide IMPLICIT | Google ↗ AI Mode ↗ | The user wants to see how cohort retention is actually performed inside Google Analytics 4 to judge its utility. | — | how_to_steps | google analytics retention reports guide | 1x of 3 | |
google analytics 4 custom retention report setup ENTITY EXPANSION | Google ↗ AI Mode ↗ | Discover how to build customized exploration reports for retention within Google Analytics 4. | — | how_to_steps | google analytics retention reports guide | 1x of 3 | |
saas and ecommerce retention analysis best practices case study ENTITY EXPANSION | Google ↗ AI Mode ↗ | The user wants real-world examples of how companies successfully diagnosed customer churn using modern analytics tools. | — | case_study | ecommerce churn analysis tool selection | 1x of 3 | |
amplitude vs posthog retention charts COMPARATIVE | Google ↗ AI Mode ↗ | The user wants a feature comparison between Amplitude and PostHog regarding retention tracking. | — | comparison_table | posthog versus google analytics retenti… | 1x of 3 | |
posthog pricing for startups ecommerce retention tracking IMPLICIT | Google ↗ AI Mode ↗ | Check if PostHog's pricing model makes it viable for tracking transaction-heavy ecommerce data. | — | pricing_page | posthog retention tutorials and setup | 1x of 3 | |
how to set up custom events in posthog for purchase dropoff REFORMULATION | Google ↗ AI Mode ↗ | The user wants technical guidance on tracking checkout abandonment and purchases as events in PostHog. | — | api_reference | posthog retention tutorials and setup | 1x of 3 | |
how to track customer churn reasons with event analytics ENTITY EXPANSION | Google ↗ AI Mode ↗ | The user wants methodologies for identifying root causes of churn using event data. | — | case_study | ecommerce churn analysis tool selection | 1x of 3 | |
posthog retention query tutorial video RELATED | Google ↗ AI Mode ↗ | The user wants a visual walkthrough of using PostHog's retention insights tab. | — | tutorial_video/transcript | posthog retention tutorials and setup | 1x of 3 | |
posthog retention chart filters and breakdown REFORMULATION | Google ↗ AI Mode ↗ | The user wants details on how to filter and segment retention cohorts in PostHog. | — | code_samples/docs | posthog retention tutorials and setup | 1x of 3 | |
case study posthog customer retention and churn reduction ecommerce RELATED | Google ↗ AI Mode ↗ | Find real-world success stories of companies using PostHog to diagnose and fix declining sales. | — | case_study | posthog retention tutorials and setup | 1x of 3 |
Passes
Does another pass still surface new queries? A flattening curve means the fan-out has stabilised.
Geminix = pass, y = cumulative unique queries
| Model | Pass | Target | Generated | Seconds | Tokens (in / out) | Notes |
|---|---|---|---|---|---|---|
| gemini-3.5-flash-lite | 1 | 12 | 12 | — | 917 / 1,478 | |
| gemini-3.5-flash-lite | 2 | 12 | 12 | — | 917 / 1,523 | |
| gemini-3.5-flash-lite | 3 | 12 | 12 | — | 917 / 1,485 |