ChatGPT 5.2

The GPT-5.2 model (Instant, Thinking, Pro) is the most advanced frontier AI for professional knowledge work, delivering a 30% reduction in hallucinations and expert-level performance on complex tasks like coding and financial modeling.

ChatGPT 5.2, powered by the GPT-5.2 model series, is engineered for enterprise-grade performance: it targets professional knowledge work and advanced agentic workflows. This iteration significantly boosts reliability with a 30% drop in hallucinations compared to GPT-5.1, making it a trustworthy collaborator. The model excels at complex, multi-step projects, handling long-context reasoning up to 256,000 tokens and generating formula-rich spreadsheets and presentations (Thinking mode). Benchmarks confirm its capability, showing human-expert performance on the GDPval knowledge work evaluation, a factor that saves Enterprise users an estimated 40–60 minutes daily.

https://chatgpt.com/