| Name | Value | Date | Basis | Source |
|---|---|---|---|---|
| GOOGL | 343.50 | Regular-session close | Nasdaq via Yahoo Finance ↗ | |
| MSFT | 517.53 | Regular-session close | Nasdaq via Yahoo Finance ↗ | |
| META | 728.08 | Regular-session close | Nasdaq via Yahoo Finance ↗ | |
| RDDT | 147.86 | Regular-session close | NYSE via Yahoo Finance ↗ | |
| HUBS | 214.53 | Regular-session close | NYSE via Yahoo Finance ↗ | |
| ADBE | 237.69 | Regular-session close | Nasdaq via Yahoo Finance ↗ | |
| CRM | 234.69 | Regular-session close | NYSE via Yahoo Finance ↗ |
As AI agents increasingly handle product discovery and purchasing on behalf of consumers, a new category of startup is emerging to help US brands optimise their visibility to these non-human buyers — shifting marketing strategy from emotional appeal to structured data and logic.
Contentstack released a September 2026 update to its Assets add-on introducing AI-generated metadata, background duplicate-image detection and a new self-service subscription model, alongside headless CMS improvements covering bulk operations, multi-provider SSO and an API behavior change.
Perplexity has released Photon, an in-house retrieval and ranking engine written in Rust, replacing a forked open-source engine. The company reports that production p99 latency dropped from roughly 800 ms to 65 ms. Photon now handles all production search traffic and powers a new Fast Search mode in the Perplexity Search API, priced at $1 per 1,000 requests.
Google has expanded its AI Mode information monitoring feature to all users worldwide, moving beyond its earlier limited rollout to AI Ultra and Pro subscribers. The feature continuously checks the web for updates on topics users ask it to watch, and can also proactively suggest monitoring tasks during searches.
Bloomberg has launched Bloomberg Enterprise Model Context Protocol (MCP), an AI access layer for its Data License Plus offering that enables client AI agents to discover, understand, and retrieve licensed Bloomberg data across more than 100 million securities and over 50,000 fields via a standardized interface.
Google's Chrome 146, released in August 2026, includes document.modelContext, a browser-native API that allows websites to expose structured tools directly to AI agents, bypassing traditional methods such as DOM scraping, screenshot interpretation, and simulated clicks. The feature has reportedly attracted little developer attention since its release.
YouTube has expanded its Ask YouTube tool with AI-powered shopping features, allowing viewers to request product recommendations, comparisons, and buying guidance directly on the video watch page. Powered by a custom Gemini AI model, the feature saw more than 140 million users in June alone — a rise of over 500% since December. YouTube's Shopping affiliate program is also set to expand to 35 countries by year-end.
A Search Engine Journal analysis argues that AI agents do not fix poor audience data but instead scale its flaws at machine speed, cautioning marketers that citation counts in AI search results are an insufficient measure of success without underlying data quality.
ZoomInfo has launched a native Model Context Protocol (MCP) connector inside Replit's Integrations marketplace, giving developers natural-language access to verified company and contact data through its GTM.AI platform without requiring custom API integration.
Generative and agentic AI is shifting ecommerce from self-serve search funnels to continuous, natural-language shopping conversations, with data from Adobe, Shopify, and Amazon pointing to rapid consumer adoption, according to a Martech360 analysis published 24 September 2026.
YouTube announced shopping capabilities for Ask YouTube, its experimental conversational AI search tool, at the Made On YouTube event on September 23, 2026. Users searching for product reviews may now see results organized in comparison tables, and can ask follow-up questions about products directly on video watch pages.
Google has announced plans to phase out its 15-year-old Dynamic Search Ads format in favour of AI Max, with automatic migration set for February 2027, while OpenAI is simultaneously rolling out new advertising products for ChatGPT, including Sponsored Agents and direct ad purchasing in India and other markets.
