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Model Accuracy
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How well do model estimates predict actual price direction?
Backtest measures each model's own estimate (no analyst blending), scoped to the current engine version.
All
Finland
USA
1 Day
5 Days
Model Accuracy — 5 Days
Model
Directional Accuracy
Mean Absolute Error
Prediction Bias
Hit Rate (±5%)
N
Claude
52.7%
27.2%
+3.4%
19.3%
1473
Grok
52.1%
30.8%
-3%
9%
1476
Gemini
50.7%
30%
+3.1%
10.9%
1472
DeepSeek
50.3%
30.6%
-1.1%
11.6%
1461
GPT
49%
31%
-5.2%
9%
1481
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Directional Accuracy
Directional accuracy vs actual price changes
v8.1
0%
25%
50%
75%
100%
14.7.
28.7.
12.8.
26.8.
10.9.
24.9.
9.10.
DeepSeek
Claude
Gemini
Grok
GPT
DeepSeek
50.3%
Claude
52.7%
Gemini
50.7%
Grok
52.1%
GPT
49%
Accuracy metrics are based on short-term price movements and limited data. They do not indicate future prediction quality.
Model Accuracy & Backtesting — AI Investor Barometer