Written reply
Type your message in the Prompt box and read a text reply.
Ask and write
OpenAI's flagship large language model with strong reasoning and text understanding.
Opens the Agent studio with GPT-4 ready to use. You will need a free account to run it.


What it makes
Ask and write
Answers questions and writes text in a conversation.
What you need
What you get
A written reply
GPT-4 reads your message and writes a reply in plain language. It is built for reasoning and for understanding text.
Type your message in the Prompt box. The box takes your problem or your text as written words. It is the one option on this model. A run also takes at most 1 input file.
Use GPT-4 when a request means working through a problem or making sense of a text. The reply comes back as text. A run costs about 600 credits.
Same job: ask and write. Compare before you choose.
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Advanced GPT-5.4 model delivering strong reasoning and coding performance.
Type your message in the Prompt box and read a text reply.
A run accepts at most 1 input file.
Open GPT-4 in the text generation models.
Put your problem or text into the Prompt box.
Run it and read the written answer.
Describe a puzzle or a decision and ask for the reasoning behind an answer.
Include a passage in your message and ask what it means.
Quick answers to help you get the most out of GPT-4 in FunAI Studio.