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GPT-5.2 Pro

OpenAI · 2025-12-11

GPT-5.2 Pro is the highest-capability variant of OpenAI's GPT-5.2 family, released on December 11, 2025 for difficult questions where higher-quality answers justify longer processing time. It supports long-context understanding, agentic tool use, and vision, and is available in ChatGPT and through the API.

Benchmark scores

BenchmarkScore
ARC-AGI-190.5
ARC-AGI-238.5
BrowseComp77.9
BuseyBench SVG5.5
Capability156.6
Epoch Capabilities Index (ECI)155
Eval Connections100.0
Eval Connections — Guess Accuracy100.0
Extended NYT Connections 940-Puzzle Set85.7
Extended NYT Connections Newest 10080.8
FrontierMath Tier 4 (v1) - Private31.3
FrontierMath Tier 4 (v2) - Private46.0
FrontierMath Tiers 1-3 (v2) - Private74.0
GDPval74.1
GeneBench-Pro8.5
GeneBench-Pro Artificial Analysis Subset2.4
GeneBench-Pro Externally Reviewed7.3
GeneBench-Pro Not Externally Reviewed10.6
GeneBench-Pro Public Release Subset8.0
GPQA Diamond93.2
MineBench Conservative Rating1422
Pencil Puzzle Bench - Agentic26.7
Pencil Puzzle Bench - Direct Ask9.7
Professional Reasoning Benchmark - Finance46.3
Professional Reasoning Benchmark - Legal45.4
SimpleBench57.4
SpeciEval92.9
SpeciEval — Belief in Animal Sentience6.5
SpeciEval — Land Animal 4Ns4.3
SpeciEval — Sea Animal 4Ns4.3
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