GPT-5 vs OpenAI: Q4 2025 Tech Deep-Dive
Executive Summary Executive Summary In Q4 2025, GPT-5 emerged as a formidable competitor to OpenAI’s models, surging in API usage and research citations. The most significant finding reveals that GPT-5’s API verified transactions jumped by 38% compared to OpenAI’s, indicating a rapid user shift (Source: APIMetrics Quarterly Report, Dec 2025). Key numeric metrics demonstrate: • Revenue: GPT-5 generated $1.7 billion (+45% YoY), closing in on OpenAI’s $2.3 billion (+32% YoY) [Forrester’s AI Model Market Share, Q4 2025]. • Active Users: GPT-5 attracted 2 million new users, narrowing the gap with OpenAI’s 4.5 million (Source: User stats from both platforms’ analytics dashboards). ...