Prooflytics
Marketing Analytics Blog
Benchmarks, attribution frameworks, and platform guides for performance marketers. How to diagnose, decide, and act — without the dashboard fatigue.
- Strategy
The AI Convergence Problem: Why Marketing Is Starting to Sound the Same
A Columbia and MIT study named it the Basic Effect: LLM agents shift people's choices toward more popular options, reducing behavioral distinctiveness. A Science Advances study found generative AI enhances individual creativity but reduces collective diversity. When every team uses the same tools on the same inputs, outputs converge. Here is what that means for brand strategy and where the asymmetric inputs come from.
9 min read - Strategy
How to Measure AI Search Impact on Marketing KPIs
AI search disrupts click-based traffic measurement but does not make marketing performance unmeasurable. Three approaches work in 2026: AI Visibility Tracking (citations and brand mentions in AI outputs), KPI replacement for click-based metrics, and revenue connection via incrementality testing. Here is how to implement each.
9 min read - Strategy
How AI Forms Brand Opinions: The UCD Framework Explained
AI systems form brand opinions from five distinct data streams. One of them (OPID: reviews, support transcripts, case studies, methodologies) carries disproportionate weight. Here is the UCD framework for Understandability, Credibility, and Deliverability, and what it means for how your brand appears in ChatGPT, Perplexity, and Google AI Overviews.
9 min read - Strategy
LinkedIn Content and AI Search Citations: What 325,000 Prompts Show
LinkedIn is the second-most cited domain in AI search results, just behind Reddit. Semrush studied 325,000 prompts and 89,000 LinkedIn URLs. Company pages drive 59% of citations in Perplexity. Individual creators drive 59% of citations in ChatGPT and Google AI Mode. Structure and posting frequency matter more than likes.
8 min read - Strategy
GDPR and Customer Match: What the €1.85M Elkjop Fine Means for Google Ads
Norway's DPA fined Elkjop €1.85M in June 2026 for four violations: bundled consent for loyalty data, Customer Match upload without a compatibility assessment, insufficient legitimate interest documentation for offline conversions, and systematic data subject rights delays. Here is what each violation means for Google Ads teams using Customer Match and offline conversion imports.
9 min read - Platform
Google AI Max for Brand Campaigns: What the Early Performance Data Shows
AI Max expands Google search targeting beyond keyword lists using landing pages and site content as signals. Early testing shows 35% lower ROAS than traditional match types in one study and $100 per conversion versus $44 for phrase match in another. Here is what to check before enabling AI Max on your brand traffic.
8 min read - Strategy
2026 ABM Benchmark: What 84% of B2B Revenue Teams Are Actually Doing
The 2026 ABM Benchmark Survey finds that 84% of B2B organizations use account-based marketing to drive revenue, with 56% focused on new account acquisition and 47% integrating ABM directly with demand generation. Here is what the data reveals about how B2B growth teams are structuring their programs.
9 min read - Strategy
AI Visibility in 2026: Why Transactions Are the New Citations
Late June 2026, Chrome auto-browse rolls out to 200 million Android devices. AI visibility is no longer about whether your site gets cited in ChatGPT or Perplexity. It is about whether an agent can complete a booking or purchase on your site without human help. Eight specific failure modes will silently block those transactions.
8 min read - Strategy
Stop Using Fixed PPC Budget Ratios: How to Allocate by Funnel Health
Fixed 40/60 or 70/30 upper-to-lower funnel budget splits rarely survive real market conditions. Upper-funnel Demand Gen spend takes 4-8 weeks to appear as lower-funnel Search conversions. Here is a conditions-based framework for monthly budget reallocation using Search Terms, impression share, and conversion data you already have.
8 min read - Platform
Google Performance Max Asset Testing: How to Use the New Experiments Tool
Google launched asset experiments for Performance Max in June 2026, letting advertisers compare asset groups, measure individual asset impact, and declare winners based on a secondary KPI. Here is what the tool does, how to run your first experiment, and what to test first.
8 min read - Platform
ChatGPT Ads 2026: What 1 Million Queries Reveal About Competitor Strategy
Adthena analyzed nearly 1 million ChatGPT queries across 20 industries and 5 markets from March to May 2026. US accounts for ~90% of all ChatGPT ad placements. Logistics leads at 12.4% ad frequency. Retail captures 39% of ads despite only 24% of query volume. Here is what the data means for competitive strategy.
7 min read - Analytics
AI Chatbot Traffic in GA4 2026: How to Track What Direct Is Hiding
Traffic from ChatGPT, Perplexity, Claude, Gemini, and Copilot is landing in your GA4 as Direct or Referral with no channel label. It is a real and growing acquisition channel, and GA4 has no built-in definition for it. Here is how to set up the filter and the custom channel group to surface it.
8 min read - Platform
Google Ads AI Call Qualification 2026: What Changes for Call Tracking
Google Ads announced AI-powered call qualification in April 2026, replacing call duration as the primary conversion signal for phone leads. The system filters spam and low-intent calls before they reach Smart Bidding. Here is what changes, who is affected, and what to review in your account.
7 min read - Platform
Meta Ads Flexible Format Deprecated: What Changed and How to Migrate
Meta removed Flexible Format from Ad setup in March 2026, absorbing its functionality into the Flexible media toggle within Advantage+ creative. Here is what the old format restricted, what the new workflow enables, and what campaigns need updating.
7 min read - Platform
Google Demand Gen ROAS Benchmark 2026: The 10-20% Budget Threshold
Fospha's Q4 2025 study of 25 retail brands found that allocating 10-20% of total Google Ads budget to Demand Gen correlates with approximately 2x ROAS versus brands under 5%. Here is what the threshold means, how to calculate your current allocation, and what to watch.
7 min read - Platform
Google Ads Data Retention Cut to 37 Months: What to Archive Before It Disappears
Starting June 1, 2026, Google Ads deletes granular reporting data older than 37 months on a rolling basis. Monthly and annual data stays for 11 years. Here is what you lose, what survives, and the exact steps to archive before the cutoff.
8 min read - Performance
LinkedIn Ads Benchmarks 2026: CPCs, CTRs, and the Measurement Gap
LinkedIn Ads CPC averages $6-$12 in 2026. But a Forrester study cited in LinkedIn's own B2B measurement guide shows 64% of marketing leaders distrust their own measurement data. The benchmarks are only half the story -- here is how to close the gap.
7 min read - Performance
CPC Benchmarks by Channel in 2026: What Your Numbers Should Look Like
CPC benchmarks for 2026: Google Search averages $1-$10 depending on competition, Meta $0.50-$5, LinkedIn $6-$12, TikTok $0.20-$2. But a 54,000-profile demographic analysis shows that audience composition drives 3-5x variance within any single channel.
7 min read - Analytics
Cohort Analysis for Marketers: Connecting Acquisition Channels to Customer LTV
Cohort analysis reveals which acquisition channels produce customers who stay longest and spend the most. Reichheld's rule: a 5% reduction in churn lifts profit 25-100%. The channel with the highest CPL may still be your most profitable if its cohorts churn less.
9 min read - Analytics
Data-Driven Attribution in GA4: The Three Channel Reports Explained
GA4 has three separate channel group parameters that each return different conversion numbers for the same channel. Most teams are making budget decisions from the wrong one. Here is what each parameter means and when to use it.
8 min read
