Posted by Alumni from Substack
September 6, 2026
' Hey, Linas here! Welcome back to a ' weekly free edition ' of my daily newsletter. Each day, I focus on 3 stories that are making a difference in the financial technology space. Coupled with things worth watching & most important money movements, it's the only newsletter you need for all things when Finance meets Tech. The Ultimate Guide to Grok Bot: The First Real AI Agent OS ' [The complete guide to building a persistent AI agent operating system with Grok Bot ' setup, working prompts, 8 end-to-end workflows, multi-agent teams, security, and the economics of AI teammates] Claude Commerce Agents: Inside Anthropic's Merchant-Side Bet on Agentic Commerce ''' [OpenAI tried to own AI checkout and retreated. Anthropic just open-sourced the playbook for putting an AI shopping agent inside every merchant instead] How to Turn Claude Fable 5 Into a McKinsey-Level Consulting Engine ' [12 Claude Skills that install the methods McKinsey, Bain & BCG train their consultants on. In head-to-head... learn more