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Claude Haiku 4.5 vs Gemini 2.5 Flash

Pick up to four models; the URL is the config and is directly shareable
Model set

Side by side, per benchmark

Benchmark Claude Haiku 4.5 Gemini 2.5 Flash
pass conf F₁pass conf F₁
SQuAD0.48 0.40 0.720.45 0.61 0.67
MMLU-Pro0.65 0.67 0.740.46 0.92 0.64
LegalBench0.86 0.64 0.740.84 0.78 0.81
MathBench0.95 1.00 0.970.95 1.00 0.97
OmniMath0.58 0.74 0.750.64 0.99 0.79
SciCode0.56 0.65 0.730.56 0.47 0.52

Positions in the cloud

-3-3-2-2-1-100112233Performance z-score within benchmark/probe →Confidence z-score →
selected models (provider colors) all other model/condition points equal relative confidence and pass rate

Ranked context

SQuAD (factual recall) · Prospective · Fβ β
#ModelFβ ?Prec ?Rec ?Task acc ?
1 Gemini 3 Pro0.7850.770.800.65
2 Gemini 3 Flash0.7820.700.880.59
3 Gemini 2.5 Pro0.7640.710.830.58
4 Claude Sonnet 4.50.7530.780.720.59
5 GPT-4o0.7390.690.800.54
6 DeepSeek R10.7330.760.700.57
7 Claude Haiku 4.50.7160.790.650.48
8 Mistral Medium 3.10.7030.650.770.52
9 GPT-4o mini0.6860.560.880.45
10 Gemini 2.0 Flash0.6830.580.820.45
11 GPT-5.20.6730.840.560.62
12 Gemini 2.5 Flash0.6700.580.790.45
13 Mistral Small 3.20.6660.570.790.44
14 Llama 3.1 70B0.6430.650.640.45
15 Claude 3.5 Sonnet0.6430.790.540.56
16 Llama 3.30.5930.640.550.45
17 Qwen 2.5 72B0.5720.740.470.47
18 DeepSeek Chat0.5670.780.450.55
19 Claude 3 Haiku0.5540.550.560.40
20 Qwen 2.5 Coder 32B0.4760.311.000.31

Pairwise signal for the selected pair

Match accuracy controls for the performance base-rate gap
selected pairs
1/ 171
selected mean tau
-0.014
All-pairs mean
+0.037
selected p<0.05
0(0%)
-1.0-0.50.00.51.0Pair signal: do confidence gaps rank performance gaps? (Kendall tau-b)
all model pairs (observed) base-rate-matched null calibration-preserving null selected pair (filled = p<0.05) selected mean all-pairs mean