// signal(daily)
The daily briefing for AI marketers, growth hackers, and operators. know the x. master the f( ). drive the y.
// computing(∑)
LIVE847
∑ sources
0.47%
σ signal/noise
t₀ today 2025-12-26
LIVE
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AI Engine Optimization: How Entity Recognition Is Replacing Keywords
★ max(signal) by Paul Gillin, Kevin Roy t ≈ 5 min · AEO · Entity SEO · AI Search
Δ +3520 read ↗
TL;DR — Average domain age of ChatGPT-cited sources is 17 years. Schema markup moved from nice-to-have to mandatory. AI systems favor entity recognition over keywords and backlinks. Roy's Entity Authority Engineering framework: consistent structured data, mapped citations, multi-model testing.
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OpenAI Eyes US$100B Raise at US$830B Valuation
by Patrecia Meliana t ≈ 4 min · OpenAI · Funding · AI Infrastructure
Δ +3280 read ↗
TL;DR — OpenAI in talks to raise US$100B from sovereign wealth funds, potentially closing Q1 2026. Company covering inferencing costs with cash rather than cloud credits. Marketers should expect faster model releases, possible pricing changes for GPT-powered tools, and continued vendor consolidation.
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ByteDance Doubao Hits 100M DAU with Lowest Marketing Spend in Company History
by 36Kr, Pandaily t ≈ 3 min · AI Apps · China · Product Growth
Δ +3180 read ↗
TL;DR — Doubao reached 100M DAU through organic distribution via Douyin and Toutiao with minimal paid marketing. Processing 50+ trillion tokens daily. MaaS commercialization exceeding expectations with high gross margins. Competitor Tencent Yuanbao spent US$828M on marketing in H1 2025.
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Publishers' Biggest AI Moments in 2025: Traffic Erosion, Licensing Deals, Crawler Wars
by Sara Guaglione t ≈ 6 min · Publishing · AI Traffic · Licensing
Δ +3040 read ↗
TL;DR — AI Overviews linked to 25% drop in publisher referral traffic. Meta signed 7 AI licensing deals in December. Cloudflare's bot blocking tool became key defensive infrastructure. AI referral traffic growing but remains single-digit percentage. NYT and Chicago Tribune sued Perplexity in December.
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AI Market May Splinter in 2026: Monetizers vs. Manufacturers
by CNBC t ≈ 4 min · AI Investment · Market Analysis · Valuations
Δ +2860 read ↗
TL;DR — OpenAI and Anthropic lured US$176.5B in VC through Q3 2025. Investors now differentiating between AI spenders and AI revenue generators. Blue Whale Growth Fund: 'We would not want to position into the AI spenders.' If AI revenues don't outpace expenses, margins will compress in 2026.
t₋1 yesterday 2025-12-25
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AI Referral Traffic Only 1% of Web Traffic, ChatGPT Dominates at 87%
★ max(signal) by Digiday Research t ≈ 5 min · AI Traffic · Data Analysis · AEO
Δ +3910 read ↗
TL;DR — Cloudflare and Conductor data shows AI platforms drive only 1% of web traffic across 10 major industries. ChatGPT accounts for 87.4% of all AI referral traffic. Perplexity has the worst crawl-to-refer ratio at 700:1.
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OpenAI Exploring Intent-Based Ads Inside ChatGPT Responses
by Anu Adegbola t ≈ 3 min · AI Ads · ChatGPT · Monetization
Δ +3740 read ↗
TL;DR — OpenAI is building ad formats for ChatGPT using intent-based monetization. Instead of traditional display ads, ChatGPT will make sponsored recommendations within conversations. Sam Altman tasked the team with making ads just as helpful as organic responses.
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Google December 2025 Core Update: Most Disruptive of the Year
by Glenn Gabe, Dipti Arora t ≈ 6 min · SEO · Google Update · Rankings
Δ +3740 read ↗
TL;DR — The December 2025 core update is causing the largest ranking swings of the year. Google confirmed smaller unannounced core updates happen continuously. UX signals like ad aggressiveness and site satisfaction now clearly influence outcomes.
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Yoast December 2025 SEO Update: AI Took Over Search This Year
by Carolyn Shelby, Alex Moss t ≈ 5 min · SEO · AI Search · E-E-A-T
Δ +3710 read ↗
TL;DR — Yoast year-end recap: Being cited in AI overviews now matters more than ranking #1. E-E-A-T is non-negotiable. Publisher deals reshaped content licensing. The shift from rankings to retrieval is complete.
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Amazon Faces Leader's Dilemma on AI Shopping Agents
by CNBC t ≈ 5 min · Agentic Commerce · E-commerce · AI Agents
Δ +3610 read ↗
TL;DR — McKinsey projects agentic commerce will generate $1 trillion in US retail revenue by 2030. Amazon is blocking AI agents from its site while Walmart, Target, and Shopify partner with OpenAI. When consumers buy through ChatGPT, OpenAI collects a fee per transaction.
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Gemini AI Function Now Live in Google Sheets Cells
★ max(signal) by Google Workspace t ≈ 4 min · AI Tools · Automation · Productivity
Δ +4210 read ↗
TL;DR — Google launched the =AI() function in Sheets. Type a prompt in any cell to generate text, summarize data, or categorize rows at scale. Supports multi-step tasks like deleting archived rows, inserting columns with dropdowns, and bulk find-and-replace.
t₋2 2 days ago 2025-12-24
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Anthropic Launches Agent Skills as Open Standard
★ max(signal) by Esther Shittu t ≈ 4 min · AI Tools · Automation · Enterprise AI
Δ +4070 read ↗
TL;DR — Anthropic released Agent Skills as an open standard, making Claude skills portable across ChatGPT, Cursor, and other platforms. Includes prebuilt integrations with Canva, Notion, Figma, and Atlassian.
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Profound Launches Workflows for AI Search Optimization
by Profound PR t ≈ 3 min · AEO · Content Automation · AI Tools
Δ +3940 read ↗
TL;DR — Profound launched Workflows, a no-code automation platform for Answer Engine Optimization. Plaid, Stripe, and MongoDB are early customers using it to build content workflows and AEO reports at scale.
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December 2025 SEO Update: AI Search, Publisher Deals, llms.txt
by Carolyn Shelby, Alex Moss t ≈ 6 min · SEO · AI Search · Technical SEO
Δ +3710 read ↗
TL;DR — Search Console now shows YouTube and Reddit traffic. AI-powered insights suggest questions to analyze data. Google confirmed llms.txt is treated like a text file with no ranking guarantee.
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AI Search Growing, But SEO Fundamentals Still Drive Most Traffic
by Rob Tindula t ≈ 5 min · SEO · Data Analysis · Strategy
Δ +3610 read ↗
TL;DR — AI platforms drive only 2-3% of organic traffic compared to Google. Teams overinvesting in AI optimization are underperforming on proven SEO tactics that still deliver measurable results.
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Salesforce Walks Back Agentic AI Pitch for Agentforce
by AdExchanger t ≈ 4 min · Enterprise AI · Reality Check · Automation
Δ +2960 read ↗
TL;DR — Salesforce now tells customers Agentforce works best with old-school if-then automation rather than LLM reasoning. Website now promises to eliminate the inherent randomness of generative AI.
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