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Gemini 2.5 Flash (Apr 2025)

ECI#124
140
Google DeepMind
Apr. 17, 2025
Closed weights

Gemini 2.5 Flash (Apr 2025) is a closed-weights model from Google DeepMind, released April 17, 2025. It has an ECI score of 140 and ranks 124th of 254 tracked models. At the time of its release, it ranked 7th of 121 tracked models.

Gemini 2.5 Flash (Apr 2025) vs select alternatives

DomainBenchmark
Gemini 2.5 Flash (Apr 2025)
Google DeepMind
Apr. 17, 2025
Closed weights
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Jan. 21, 2025
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ECI scoreBest score 169
140135144139
Ranking#124#145#98#130
Conceptual reasoning
ARC-AGI-1Best score 99%
32%
n/a
33%
n/a
Long context
ForecastBenchBest score 67.0
62.7—64.464.1
Fiction.liveBenchBest score 97%
47%
53%
67%
68%
Mathematics
OTIS Mock AIME 2024-2025Best score 100%
73%
58%
n/a
n/a
Multimodal
VPCTBest score 91%
38%
n/a
48%
n/a
Science
Humanity's Last ExamBest score 55%
12%
7%
18%
n/a
Software engineering
Aider PolyglotBest score 88%
47%
18%
73%
60%
WeirdML (v2)Best score 94%
41%
n/a
n/a
37%
Writing & creativity
Lech Mazur WritingBest score 8.6
7.77.48.18.3

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