MBModelBall
Predictions Locked

Uruguay vs Spain

World Cup · Saturday, June 27, 2026

12:00 AM UTC

Match completed

WHAT WE LEARNED

Match is complete. Results and accuracy analysis will be available once the match has been officially scored.

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Predictions Review

The Edge ★

Fingerprint-weighted ensemble

Uruguay20%
Draw26%
Spain54%

Naive Average

Equal-weight baseline

Uruguay20%
Draw26%
Spain54%

INDIVIDUAL MODELS

Gemini 3.1 Pro

The Generalist

Uruguay20%
Draw25%
Spain55%

GPT-5.4

The Market Baseline

Uruguay18%
Draw26%
Spain56%

Claude Sonnet 4.6

The Analyst

Uruguay18%
Draw24%
Spain58%

Grok 3

The Contrarian

Uruguay23%
Draw29%
Spain48%

Fingerprint Analysis

Pre-Match Divergence
MEDIUM (10pp spread)
Most Divergent Model
Grok 3
Fingerprint Prediction
grok shows calibration differences on Team narrative override

Once the match is scored, we'll validate whether the fingerprint correctly predicted model accuracy. This is how we prove (or disprove) that knowing biases helps prediction.

Predicted scoreline

0-1
1-1
13.0%
0-1
12.8%
0-2
11.1%
0-0
10.0%
1-2
9.3%
Each model's scoreline pick
Claude Sonnet 4.6 0-1Gemini 3.1 Pro 0-1GPT-5.4 0-1Grok 3 0-1

Goal expectancy 2.43 per match from betting-market totals; split fitted to the calibrated probabilities shown above with a Dixon–Coles low-score correction. Uruguay listed first.

Ensemble Logic

Standard Context

No special conditions detected

Weights:

Grok 25% · GPT 25% · Claude 25% · Gemini 25%

Active: All PCM dimensions equally weighted

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