OpenAI Introduces Eight New Personalities in GPT-5.1

On Wednesday, OpenAI launched two updated AI models, GPT-5.1 Instant and GPT-5.1 Thinking, enhancing ChatGPT with a focus on warmth and conversational abilities. This release comes amid backlash over previous models being too cheerful and changes made following suicide-related lawsuits. The GPT-5.1 Instant model is designed for speed, while GPT-5.1 Thinking aims to tackle complex problem-solving tasks. OpenAI now faces heightened scrutiny from lawyers and regulators, complicating its operations.

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