India, Aug. 8 -- OpenAI officially launched GPT-5 on Thursday, describing it as its most powerful and capable artificial intelligence model to date. The next-generation model is now available to all ChatGPT users, including those on the free tier, and introduced a range of improvements over GPT-4, particularly in areas like reasoning, responsiveness, and safety, according to CNBC.

The rollout is significant to OpenAI's accessibility strategy, with free users now gaining access to a reasoning-capable model for the first time.

One of the most notable differences between GPT-5 and GPT-4 is the model's enhanced reasoning capability. OpenAI said GPT-5 has been trained to 'think' before responding, engaging in internal chains of thought to ge...