MBModelBall

Brazil vs Haiti

World Cup · Saturday, June 20, 2026

12:30 AM UTC

Kickoff in 1 hour

⚠️ MODERATE DIVERGENCE9pp spread

grok shows calibration differences on Team narrative override

Relevant dimension: Team narrative override

MODEL CONSENSUS

4
pick Brazil
0
pick Draw
0
pick Haiti

All Six Predictions

The Edge ★

Fingerprint-weighted ensemble

Favored outcome
Brazil 88%
Brazil88%
Draw9%
Haiti3%

Model Weights

Grok 3: 39%GPT-5.4: 26%Claude Sonnet 4.6: 18%Gemini 3.1 Pro: 18%

Naive Average

Equal-weight baseline

Brazil87%
Draw10%
Haiti4%

INDIVIDUAL MODELS

GPT-5.4

The Market Baseline

Fingerprint →
Brazil84%
Draw11%
Haiti5%

Claude Sonnet 4.6

The Analyst

Fingerprint →
Brazil83%
Draw11%
Haiti6%

Grok 3Most divergent

The Contrarian

Fingerprint →
Brazil92%
Draw7%
Haiti1%

Gemini 3.1 Pro

The Generalist

Fingerprint →
Brazil88%
Draw9%
Haiti3%

Why They Differ

Most Divergent Model
Grok 3
Explanation
grok shows calibration differences on Team narrative override
Relevant fingerprint dimension
Team narrative override

Tracks whether predictions reflect absorbed historical narrative rather than current form data.

The Edge ensemble uses this fingerprint information to adjust model weights. After the match, we'll validate whether the fingerprint correctly predicted which model would be most accurate.

Predicted scoreline

3-0
3-0
13.0%
2-0
12.0%
4-0
10.4%
3-1
7.1%
1-0
7.1%
Each model's scoreline pick
Claude Sonnet 4.6 3-0Gemini 3.1 Pro 3-0GPT-5.4 3-0Grok 3 3-0

Goal expectancy 3.77 per match from betting-market totals; split fitted to the calibrated probabilities shown above with a Dixon–Coles low-score correction. Brazil listed first.

Ensemble Logic

Odds Divergence Context

Market gives underdog >35% probability

Weights:

Grok 39% · GPT 26% · Claude 18% · Gemini 18%

Active: PC05 (Overconfidence Index)

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