If your content is helpful, GSC is usually enough. For massive sites or...

https://www.charliebookmarks.win/choosing-the-right-indexing-approach-depends-on-your-site-s-architecture-for

If your content is helpful, GSC is usually enough. For massive sites or time-sensitive link building, indexing services like IndexJump (typically $19-$29 for 100+ URLs) can speed up discovery to under two minutes. However, don’t use these as a crutch