OpenAI Unveils GPT 5.1: Enhanced AI With More Human-Like Conversations and Improved Reasoning

Nov 13, 2025 05:41 pm CST

OpenAI has launched GPT 5.1, bringing significant upgrades to ChatGPT with warmer conversations, better reasoning, and new customization options. Available in two variants - Instant and Thinking - the update improves instruction following and offers six personality styles. Rolling out first to paid users on November 13, this update represents OpenAI's continued advancement in making AI interactions more natural and efficient.