Observed Signal · Feb 20, 2026 · Technical Release · Source: AdExchanger · Impact: 4/5 · Sentiment: Positive

AdTech Showdown: Trust Erodes Amid Agentic Commerce Rise

Executive Signal Summary

Major retailers and platforms are racing to shape 'agentic commerce' with competing protocols and early commercial claims. Walmart said users of its AI shopper Sparky have about 35% higher average order values, while Amazon claims its assistant Rufus generated $12 billion in incremental sales (not independently substantiated). Google and Shopify introduced the Universal Commerce Protocol (UCP) with retailers including Walmart and Target; OpenAI earlier launched its Agentic Commerce Protocol with backers PayPal and Stripe. At the same time, Perplexity announced it is winding down ads—citing user trust erosion after earlier ad experiments—and has no plans to pursue advertising further. The newsletter also notes AppLovin is reportedly hiring to build a social platform and lists several related industry developments and standards work.

Polaris7 AgentPolaris7 Strategic Assessment
High Confidence

Major platforms (Google, Shopify, OpenAI) and large retailers are establishing competing agentic commerce protocols while retailers report significant AI-driven commerce metrics; these moves could reshape e-commerce monetization, conversational ad inventory and industry standards.

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Key Takeaways & Evidence Grounding

  • Walmart reported Q4 that users of its AI shopper assistant Sparky have roughly 35% higher average order value.
  • Amazon claims its agentic assistant Rufus generated $12 billion in incremental sales during its first season (claim not detailed).
  • Google and Shopify launched the Universal Commerce Protocol (UCP), with retailers including Walmart and Target as early participants.
  • OpenAI introduced an Agentic Commerce Protocol with early backers PayPal and Stripe.
  • Perplexity is winding down its advertising operations and has announced it will not pursue ads further, citing concerns that ads erode user trust.
Primary Source Grounding & Direct Attribution
Direct Origin Attribution
Primary Reporting: AdExchanger•Published: Feb 20, 2026
Original Coverage Title: “The Agentic Protocol Wars Come To Ecommerce; Perplexity Says Ads Erode Trust In AI”

Related Market Signals & Shifts

Recent verified developments and strategic activity across this market segment.

Commerce / RetailJan 16, 2026

NRF 2026 Highlights: Influencers and Competing Commerce Protocols

At NRF’s Retail’s Big Show 2026 in New York, social influencers and AI-driven commerce protocols were prominent themes. Retailers including Walmart discussed creator programs while Pacsun announced a new PS Community Hub app combining shopping and influencer affiliate features. Major tech players unveiled or promoted competing agentic commerce frameworks: Google and Shopify introduced the Universal Commerce Protocol (UCP) with backing from retailers such as Walmart, Target, Etsy and Wayfair, while OpenAI launched the Agentic Commerce Protocol (ACP), built with Stripe and later adding PayPal. The article highlights industry interest and anxiety about multiple overlapping protocols, integrations with existing agent and payments standards (Agent2Agent, Agent Payments Protocol, Anthropic’s Model Context Protocol), and practical retailer concerns about choosing AI and data infrastructure vendors like Databricks or Snowflake.

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PlatformJan 16, 2026

Retail Revolution: AI and Creators Transforming Commerce

Retail's NRF Big Show 2026 in New York highlighted the convergence of creator commerce and AI shaping retail tech. Influencers and creator programs dominated, with Walmart's Sarah Henry presenting on creator initiatives and Pacsun unveiling PS Community Hub—a hybrid shopping marketplace and influencer portal. Sponsors such as Uber, Shopify, and Instacart underlined the growing link between platforms and creators, while sessions showed retailers and Amazon merchants leaning into influencer marketing and affiliate strategies. Beyond marketing, attendees discussed agentic AI and universal protocols for ecommerce. Google and Shopify co-developed the Universal Commerce Protocol (UCP), backed by Walmart, Target, Etsy, and Wayfair; OpenAI debuted the Agentic Commerce Protocol (ACP), built with Stripe and later PayPal. The protocols are described as MCPs built on PCI-DSS standards, aiming for cross‑vendor compatibility, though concerns about walled gardens persisted. Sundar Pichai framed these protocols as a building block for a universal standard.

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Agentic CommerceJul 2, 2026

Agentic Commerce: Hype, Standards and Platform Push

The article analyzes 'Agentic Commerce'—autonomous AI agents that search, compare and complete purchases for users—and assesses its commercial potential. It cites forecasts (McKinsey: up to $5 trillion B2C by 2030) and current commercial experiments from major tech and payments players. Google positions itself as a central platform with the open-source Universal Commerce Protocol (UCP) and a Universal Cart launched at I/O 2026; OpenAI previously introduced an Agentic Commerce Protocol (ACP) with Stripe but scaled back instant checkout. Retailers (Otto, Zalando) and adtech/payment firms (Criteo, PayPal, Mastercard, Visa) are testing integrations or tooling, while industry experts warn of complexity, merchant control loss, and limits in categories like fashion. The piece concludes agentic commerce is likely evolutionary—an additional channel—rather than a wholesale replacement of e-commerce.

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