GPT-5 is more than an upgrade. It aims to be a single, smarter system that blends reasoning, multimodality, cost efficiency, ...

OpenAI has released gpt-oss-120b and gpt-oss-20b, two open-weight language models designed for high-performance reasoning, ...

OpenAI's gpt-oss models deliver real-world performance without requiring expensive infrastructure. Do hallucination scores ...