Grant Harvey

Level up your December AI workflow with battle-tested prompt tips for ChatGPT, Claude, Gemini, and GPT-5—copy-paste templates to boost writing, coding, and productivity.

PLUS: Our NEW interview with Otter CEO Sam Liang!

PLUS: AI got this McDonalds ad CANCELLED...

PLUS: 🎁 What's Sam dropping this week?

PLUS: Special "Bonus" Weekend Edition of The Neuron

OpenAI's GPT Image 1.5 generates images 4x faster with precise editing that preserves what matters. How it compares to Google's Nano Banana Pro.

DEEP DIVE: Everything you need to know about AI benchmarking, model costs, hallucinations, and where the industry is headed—straight from the people who measure it all.

Below is a bonus edition of The Neuron with extra content we couldn't fit into the main newsletter throughout the week. Enjoy!

Top investor Gavin Baker predicts a future of data centers in space and warns that SaaS companies will die if they don't sacrifice their profit margins to competing AI agents.

Marketing just moved from "copywriting" to "engineering" with four new AI-native platforms, right as OpenAI dropped the massive GPT-5.2 "Garlic" update.

We sat down with Andrew Hsu, CTO of Speak, to demo their new Winter Release and explore how Voice AI is revolutionizing language learning. From real-time pronunciation feedback to "Bad Bunny" roleplay scenarios, learn how Speak is building the world's most advanced AI tutor

PLUS: Shopify just turned every store into an AI agent