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Tustin AI Daily Briefing

Tustin AI Daily Briefing

OpenAI model claims Navier-Stokes solution in 88 hours - Tustin AI Daily Briefing, Sep 9

Tustin AI Daily Briefing · Sep 9, 2026 · 5:48

0:005:48

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

OpenAI says an internal model beyond Astra solved the Navier–Stokes Millennium Problem in 88 hours using approx. 10,000 agents
CrowdStrike found 18,000 AI agents on one Fortune 500 network that had approved only 300
The Pragmatic Engineer maps how teams actually handle AI-generated code review — including OpenAI and Anthropic's "blast radius" triage
Tunguz: OpenAI's "3x productivity" is a night shift — median researcher inference spend went from $14/day in March to over $600/day by mid-August
VB: enterprises are spending millions rewiring how AI gets used and almost none can prove it's working — Everlaw spent $3,500 in tokens to cut a job from 9.5 to 2.5 engineer-months
Cognition raised over $2B at a $48B valuation with run-rate revenue up from $492M to nearly $900M since May
ElevenLabs hires Adyen's former CFO and eyes a 2028 IPO on $500M ARR, more than half from large enterprises
Meta launches Muse, a consumer personal AI agent with isolated VMs, a separate Sentinel approval layer, and Stripe Link payments with agentic payment protection
EU Cyber Resilience Act breach-reporting obligations start September 11 with no revenue threshold
SaaStr: founders are returning to run their pre-AI B2B companies because it's "The Last Stand"
Interconnects: AI's benefits are still too indirect for most people, and that's a political risk to the buildout

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

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