GET /api/2023-01/opportunities
will only return 100 opportunities from the user’s account even though the account may contain over 100 opportunities. This makes the response easier to handle for servers and for people.
You can use the link header from the response to request additional pages of data. If an endpoint supports the per_page query parameter, you can control how many results are returned on a page.
This article demonstrates how to request additional pages of results for paginated responses, how to change the number of results returned on each page, and how to write a script to fetch multiple pages of results.