Benchmark analysis of GPT-5.2 Pro by OpenAI across 32 sourced tests on BenchLM.
According to BenchLM.ai, GPT-5.2 Pro ranks #2 out of 123 models with an overall score of 90/100. This places it among the top tier of AI models available in 2026, competing directly with the strongest models from leading AI labs.
GPT-5.2 Pro is a proprietary model with a 400K token context window. It uses explicit chain-of-thought reasoning, which typically improves performance on math and complex reasoning tasks at the cost of higher latency and token usage.
GPT-5.2 Pro sits inside the GPT-5.2 family alongside GPT-5.2, GPT-5.2 Instant.
Its strongest category is Multimodal & Grounded (#1), while its weakest is Multilingual (#6). This performance profile makes it particularly strong for screenshots, documents, charts, and grounded multimodal workflows.
Creator
OpenAI
Source Type
ProprietaryReasoning
ReasoningContext Window
400K
Overall Score
Arena Elo
1442
GPT-5.2 Pro ranks #2 out of 123 models with an overall score of 90. It is created by OpenAI and features a 400K context window.
GPT-5.2 Pro ranks #3 out of 123 models in knowledge and understanding benchmarks with an average score of 81.5. It is among the top performers in this category.
GPT-5.2 Pro ranks #3 out of 123 models in coding and programming benchmarks with an average score of 84.8. It is among the top performers in this category.
GPT-5.2 Pro ranks #2 out of 123 models in mathematics benchmarks with an average score of 98.2. It is among the top performers in this category.
GPT-5.2 Pro ranks #3 out of 123 models in reasoning and logic benchmarks with an average score of 95.2. It is among the top performers in this category.
GPT-5.2 Pro ranks #6 out of 123 models in agentic tool use and computer tasks benchmarks with an average score of 85.9. It is among the top performers in this category.
GPT-5.2 Pro ranks #1 out of 123 models in multimodal and grounded tasks benchmarks with an average score of 96. It is among the top performers in this category.
GPT-5.2 Pro ranks #4 out of 123 models in instruction following benchmarks with an average score of 95. It is among the top performers in this category.
GPT-5.2 Pro ranks #6 out of 123 models in multilingual tasks benchmarks with an average score of 93.4. It is among the top performers in this category.
GPT-5.2 Pro belongs to the GPT-5.2 family. Related variants on BenchLM include GPT-5.2, GPT-5.2 Instant.
GPT-5.2 Pro has a context window of 400K, which determines how much text it can process in a single interaction.
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