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

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.

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 ...

Open the app or website, and type in your question or prompt. You can use the voice function, attach files and even browse ...