An OpenAI spokesperson said the API access allowed for industry-standard benchmarking and safety improvements.

OpenAI has begun rolling out GPT-5, the latest iteration of its flagship language model, to all ChatGPT users.

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

The launch of GPT-5 has seen OpenAI officially retire its previous-generation models (GPT-4o, o3, o4-mini and o4-mini-high) ...

During a livestream yesterday, OpenAI announced GPT-5, alongside a series of interface and usability improvements to its chatbot.

Reportedly, Anthropic has restricted OpenAI from accessing the Claude API after noticing an apparent breach of the terms of ...

OpenAI released the advanced reasoning model to developers and most users today. Enterprise and Edu account holders can use ...

Pro, GPT-5 mini, and GPT-5 nano—what the company calls its "best AI system yet," with availability across all ChatGPT tiers, ...

OpenAI has introduced its latest AI chatbot, GPT-5, which it claims offers expertise at a PhD level in various fields.

At long last, GPT-5 has arrived — and it's free to all ChatGPT users.

With safer design, more robust reasoning, expanded developer tooling, and broad user access, GPT-5 reflects a maturing AI ecosystem.