Grant Harvey

Prompt engineering is dead. The skill that replaced it is something educators have taught for decades: metacognition. Here's why thinking about your own thinking is now the most valuable AI skill you can develop.

OpenAI released GPT-5.4 mini and nano, smaller models designed to work as subagents under the full GPT-5.4. The real story is what this reveals about where AI development is headed: teams of models, not single models, doing the work.

We watched three of the most important conversations about AI's future, ran every number through a calculator, and came out with one question answered: how fast can this actually go?

Here's every major announcement from GTC 2026: Jensen Huang unveiled the Vera Rubin platform, Dynamo 1.0, DLSS 5, a robotaxi partnership with Uber, and much more.

Heres's everything that's happened in AI so far this week (starting on Sunday, March 15).

Ramp data shows Anthropic wins 70% of new business matchups against OpenAI. a16z shows the ecosystems diverging. And the real product turned out to be the system around the model, not the model itself.

The sixth edition of a16z's Top 100 Gen AI Consumer Apps report is out, and it reveals a consumer AI market that's splintering in fascinating ways. Here's our breakdown, plus every app ranked. Did your fave make the cut?