OpenAI’s function calling feature lets developers link GPT models to external tools and data sources, producing structured, reliable outputs instead of only free‑form text. By defining functions with ...

What if your next phone call with customer support didn’t feel like a frustrating maze of robotic prompts but instead like a natural, empathetic conversation? Imagine an AI that not only understands ...

OpenAI released GPT-5.5 in May 2026, calling it the most capable AI model the company has ever built. The new model sits ...