DiscoverLenny's ReadsHow to build your PM second brain with ChatGPT
How to build your PM second brain with ChatGPT

How to build your PM second brain with ChatGPT

Update: 2025-12-16
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In this episode, Amir Klein, from monday.com, shares a practical, battle-tested system for building a PM “second brain”. In this episode, Amir explains exactly how to set up a ChatGPT Project with a clear personality, feed it the messy context scattered across your tools, and then put it to work—drafting sign-up forms, spinning up prototypes, and tailoring comms for every audience.

Listen now: YouTube | Apple | Spotify

In this episode, you’ll learn:

• Why context is the PM’s heaviest mental load

• How to build a second brain that challenges you and mirrors your taste

• The wealth of information your second brain can absorb

• A simple loop to keep your second brain fresh

• Three end-to-end use case examples

References

Amir Klein

Build your personal AI copilot

ChatGPT

Claude

Figma

Gemini

Google Docs

Lovable

monday.com

Notion

Reddit

Slack

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About

Welcome to Lenny's Reads, where every week you’ll find a fresh audio version of my newsletter about building product, driving growth, and accelerating your career, read to you by the soothing voice of Lennybot.



To hear more, visit www.lennysnewsletter.com
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How to build your PM second brain with ChatGPT

How to build your PM second brain with ChatGPT

Lenny Rachitsky