GPT-4: OpenAI says its AI has reached 'human-level performance'

The AI behind popular chatbot ChatGPT has been updated to a new version known as GPT-4 – and many people have already been unknowingly exposed to the newest AI's supposedly improved capabilities for weeks prior to the announcement. OpenAI, the company that developed GPT-4, says it "spent 6 months making GPT-4 safer and more aligned" so that the AI is less likely to produce "disallowed content" in response to human users' queries. GPT-4 delivers "human-level performance" and outperforms its predecessor GPT-3.5 on many simulated exams …