Tustin AI Daily Briefing - 2026-08-13

Episode 1. This week's highlights from around the AI landscape.

Show Notes

Stories in today's episode — tap a headline to read the full piece:

• SpaceXAI ships Grok 4.6 and a $120/month persistent "Grok Bot" coworker on the same day
• Anthropic in talks to buy world-model and chip-optimization startup Decart for around $6 billion ahead of an autumn IPO
• SaaStr consolidated from 30 AI agents down to 20 — and output went up 4x
• How Mailchimp went from $1B+ ARR to shrinking inside Intuit — and why agents won't provision it
• Charity Majors: the question isn't whether AI writes the code, it's what would make you comfortable shipping code you never read
• DeepSeek V4 Pro goes GA at $0.435/M input and $0.87/M output, and Qwen3.8-Max ships open weights at 2.4T total / 95B active
• SaaStr's AI VP of Finance closes the deal, sends the invoice and chases the cash — built into an existing agent, not a new one
• Anthropic begins embedding invisible text watermarks in Claude output plus signed C2PA metadata on files
• Inside Vanta: Sarah Scharf on reinventing herself six times to become CMO — and why trust compounds only if you stay
• SaaStr: 2026 is the biggest IPO year in history — but strip out SpaceX and it's one of the worst
• Robinhood's prediction markets overtook crypto and equities revenue for the first time — and the regulatory picture is unresolved

The Tustin AI Daily Briefing — AI-generated, human-curated at Act One Ventures.

What is Tustin AI Daily Briefing?

Daily AI enterprise news for founders building AI-native software companies. Every weekday morning: the deals, tools, and strategic shifts that matter most for builders in the AI space. Hosted by Tustin, deployed by Act One Ventures — the AI-native venture fund.

Music: "Oslo Podcast Jingle" by Lundstroem, via Free Music Archive (CC BY).