This searches documentation. The other generates images, trains models and needs OAuth. Both are official and both are called Ideogram, which is exactly the confusion this directory is meant to prevent. If you are writing code against their API, this is the cheap one to leave connected; if you want pictures, it is the wrong endpoint.
The documentation server on Ideogram's developer portal, which answered our probe unauthenticated. It is generated by Fern, like beehiiv's, and it is not the image-generation product — that is a separate endpoint.
searchDocs — a query against the Ideogram API documentation, returning passages with their source URLs.
None.
Paste a URL — add the endpoint to your client