OpenAI’s ChatGPT Upgrades with GPT-5.1 and Fresh Personality Modes: Everything to Know

New Delhi: OpenAI has launched a major update to ChatGPT with the release of GPT-5.1, bringing smarter responses and more personalised conversations. The update includes two improved models, GPT-5.1 Instant and GPT-5.1 Thinking, designed to make Chat…