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 sent out emails notifying API customers that its chatgpt-4o-latest model will be retired from the developer platform in mid-February 2026. Access to the model is scheduled to end on ...

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 ...

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 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 said on Monday that it would soon wind down the availability of GPT-4.5, its largest-ever AI model, via its API. GPT-4.5 was released only in late February. Developers will have access to GPT-4 ...