OpenAI has launched Codex for Open Source, offering maintainers six months of free ChatGPT Pro and API credits amid a surge of AI-generated pull requests.

GPT-5.4 raises cost for heavy workloads; base rates start at $2.50 per million input tokens and $15 per million output tokens ...

The company says the new model will reduce the "cringe" that's been annoying its users for months.

If you look at the source code in some of the responses OpenAI's ChatGPT gives you, you may now see references to ads. The response in the source code says, "InReply to user query using the following ...

It helps to know the basics of how ChatGPT works so you can navigate the growing ecosystem with confidence. Think of this as ...