1

ChatGPT Crosses 1 Billion Monthly Mobile Users

In May 2026, ChatGPT surpassed 1 billion monthly active mobile users — just three years after launch. No app, including TikTok, has ever reached this scale so quickly. But competition is heating up: Google Gemini is gaining through Android integration, and Claude has shown particularly strong growth since early 2026. User willingness to switch signals the market is still fluid.

Read Sensor Tower Report →
2

Amazon's Rufus AI Doubles Purchase Conversion Rates

Amazon shoppers who use the Rufus AI assistant are almost twice as likely to complete their session with a purchase — conversion rates exceeding 40% vs. ~20% for other visitors. The assistant helps users find information, compare products, and resolve concerns before placing orders. This is concrete proof that AI assistants accelerate the buying journey.

Read on BYYD →
3

CMO AI Hub Launches: Infosys + ANA + LIONS

Infosys, the ANA's Global CMO Growth Council, and LIONS have launched the CMO AI Hub — a professional learning and collaboration platform for chief marketing officers. The system operates via a conversational AI interface powered by Infosys Aster, designed specifically for CMO-level decision making around AI adoption.

Read on MarTech →
4

AI Agent Governance Becomes Critical for Enterprise

As AI agents become standard in marketing platforms and enterprise software, governance, monitoring, and permission controls are becoming increasingly important. The MarketingProfs AI Update warns that most organizations lack the frameworks to manage autonomous agent behavior — creating both risk and opportunity for leaders who get it right.

Read on MarketingProfs →
5

Real-Time Streaming Data Goes Central to Enterprise AI

ISG's 2026 Buyers Guide for Real-Time Data, covering 58 software providers, confirms that AI adoption has made streaming and real-time data infrastructure central to enterprise operations. The shift from batch processing to real-time has become table stakes for competitive AI implementations.

Read on Agile Brand Guide →

💡 My Take

The Rufus conversion data is the real story. 2x conversion for AI-assisted shoppers isn't marginal improvement — it's a structural shift in how people buy. If you're building products and you're not thinking about how AI assistants represent them to buyers, you're already behind. The question isn't whether AI changes the buyer journey. It's whether your content is optimized for it.

Subscribe to The Full Stack

Get notified when new essays are published.

Subscribe →