The Brief · 0529 issues

The Brief.

A weekly note on what actually moved in AI. The model worth watching, the regulation I'm tracking, and the one thing I'm building. Written for people who ship, not for the timeline.

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The archive

Page 5 of 5

2026 · 04 · 01

On evals nobody writes

Three evals I wish every AI team was running, and none of them are on a leaderboard.

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2026 · 03 · 30

The price of being early

Q1 venture funding crosses 300 billion, AI takes two thirds of April capital, and the question every CTO should be asking before they raise again.

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2026 · 03 · 25

What I'm telling portfolio CTOs this month

A short memo on AI roadmapping, pulled from three conversations this week.

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2026 · 03 · 23

The week the API quietly retreated

OpenAI winds down Sora's public API, MCP crosses 97 million installs, and the post GPT-5.4 reality check.

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2026 · 03 · 18

The cost of being polite to your model

A tiny, concrete experiment from this week, and a larger point about prompt hygiene.

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