BENCHMARK REGISTRY
Public Artificial Intelligence Benchmark Records Database

GPT-5.5 Pro

MODEL RECORD: OPNAI-55P

Organization
OpenAI
Family
GPT
Model number
55
Tier
P
Status
ACTIVE
Release date
2026-04-23

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Record No. Model Benchmark Metric Score Eval Date Source Model ID
BR-00155P-001 GPT-5.5 Pro CritPt Overall 30.6% Unknown Primary source OPNAI-55P