Tag Archives: GPT-5.1

Forget AGI—Sam Altman celebrates ChatGPT finally following em dash formatting rules

When Altman celebrates finally getting GPT to avoid em dashes, he’s really celebrating that OpenAI has tuned the latest version of GPT-5.1 (probably through reinforcement learning or fine-tuning) to weight custom instructions more heavily in its probability calculations. There’s an irony about control here: Given the probabilistic nature of the issue, there’s no guarantee the… Read More »

OpenAI walks a tricky tightrope with GPT-5.1’s eight new personalities

On Wednesday, OpenAI released GPT-5.1 Instant and GPT-5.1 Thinking, two updated versions of its flagship AI models now available in ChatGPT. The company is wrapping the models in the language of anthropomorphism, claiming that they’re warmer, more conversational, and better at following instructions. The release follows complaints earlier this year that its previous models were… Read More »