Chrome Now Measures Ad Count, Density and Weight in CrUX
Chrome added four experimental ad metrics to CrUX. We measured a fixed publisher panel and found why count, density, CPU and network weight need separate diagnoses.
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What 30,000 Reddit Answers Reveal About Which Voices Survive AI Search
A 30,000-output study finds retrieval drives most variation while Reddit Answers favors early, top-level and more formal comments in its selected evidence.
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Google Tests Publisher Payments for Contributions to AI Answers
Google is testing payments when publisher content significantly contributes to AI answers. Here is what is confirmed, undisclosed and worth measuring.
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Google Research Cut Retrieval Fan-Out Time 12× to 20×
Google researchers report that Retrieve-for-Train generated ten retrieval directions 12× to 20× faster in fashion and music benchmarks, while the diffusion model traded some recall for greater diversity.
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What Perplexity’s CobbleDB Reveals About AI Search Retrieval
Perplexity reports roughly 80% lower read latency after separating passage processing, publishing and hot retrieval. Here is what publishers can and cannot infer.
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OpenAI Plans to Retire Custom GPTs: Build the Migration Inventory
Prepare for OpenAI’s planned Enterprise custom GPT transition with the September 17 and 25 milestones, December 11 retirement date and a migration inventory.
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Claude On-Demand Compaction Needs a Citation-Retention Test
Use a six-case release gate to test whether Claude on-demand compaction preserves source IDs, claim links, contradictions and recent turns.
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Q2D-Web Shows Why AI Citations Depend on First-Stage Retrieval
A 190-million-document benchmark shows why retrieval recall, unique evidence coverage and downstream citations must be measured separately.
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Cloudflare Browser Run Guardrails: Build a Safe Hostname Allowlist
Configure Browser Run hostname guardrails and use Session Recording logs, network HAR and final DOM to explain blocked dependencies.
