Its slogan could be “It’s not better than ChatGPT, but it’s simpler and more colorful”. At least it was developed with that in mind.
The way conversations can be downladed and uploaded as files instead of stored in the tool itself is also a bit different, and arguably more practical, as Text and HTML files are easily inserted in blog posts and documents, and the CSV format can be directly used in Excel, etc. The JSON format is specific in that it saves both the conversations and the settings used, so that the context can be fully restored.
Streaming is used so that the result shows up as quickly as possible.
It’s free, but requires that your own API Key is used.