NCAA March Madness · 2026 · An Experiment

Model Madness

Four AI models. One bracket. Asked on March 19, 2026. Who called it?

Model Madness
Claude/ 120
ChatGPT/ 120
Gemini/ 120
Grok/ 120
Connecting…
The Prompt
"Give me a final four full bracket for the NCAA men's tournament that's about to start."
Asked On
March 19, 2026 — Day 1 of the first round
Countdown
Models
Claude · ChatGPT · Gemini · Grok
Live Results Fetching from ESPN…

Standings

Real-time scores as the tournament plays out — picks were locked in on March 19

Tournament Progress

Round-by-round breakdown from ESPN

The Picks

Each AI was given the same prompt on March 19, 2026 — the day the first round tipped off

Bracket View

Visual bracket showing each AI's path to the championship

AI vs The Public

How do the AI picks compare to ESPN bracket challenge pick percentages?

Champion pick — AI vs public %
Source: ESPN Bracket Challenge
Pick agreement matrix

The Experiment

Same prompt. Same day. Four different answers. Here's what the data shows.

Made with ❤️ by Claude Code and donkitchen.com