OpenAI Introduces Its First AI Model Capable of Real-Time Coding as Codex Push Continues
OpenAI’s focus on Codex has intensified in 2026. The San Francisco-based artificial intelligence (AI) giant released the GPT-5.3-Codex model earlier this month, marking the first time the company prioritised a coding-focused model over its general-purpose version. Last week, OpenAI CEO Sam Altman reportedly called the growth of Codex “insane” after it grew by 50 percent in a week.
