The biggest mistake people make when trying to get their ChatGPT API key is that they use the wrong URL. The key can't be found at chatgpt.com. Instead, point your browser to the OpenAI developer ...

OpenAI has released GPT-5.4, its most capable and efficient frontier model yet, available in ChatGPT (as GPT-5.4 Thinking), the API, and Codex. The AI major has also launched a high-performance ...

OpenAI is rolling out GPT-4.1, its new non-reasoning large language model (LLM) that balances high performance with lower cost, to users of ChatGPT. The company is beginning with its paying ...

On Thursday, OpenAI announced GPT-5 and three variants—GPT-5 Pro, GPT-5 mini, and GPT-5 nano—what the company calls its “best AI system yet,” with availability for some of the models across all ...

OpenAI is now bringing GPT-4.1 to the Plus, Pro, and Team tiers of ChatGPT. GPT-4.1 was previously available only to API users. Since I'm throwing a whole lot of buzzwords at you, let's spend a minute ...

OpenAI is not slowing down. The company announced the launch of GPT-5.5, its latest AI model, describing it as a meaningful step forward in the areas of coding, computer operation, and deep research ...