If anyone was planning on getting the Top of Europe Pass, you’ll have to come up with a Plan B as the Pass will not be offered this summer.
Scroll down to “Does the top of Europe pass still exist?”
https://www.jungfrau.ch/en-gb/jungfrau-travel-pass/
Tickets are so expensive for the Jungfraujoch—CHF 238 – CHF 107—depending on if you have a Pass/Discount Card or not.
This video mentions some cheaper, and in my opinion, better options:
https://www.youtube.com/watch?v=gZw4ZZ7Kf8M&t=1s
Mannlichen is a favorite of mine. Just keep in mind the cable car up to Mannlichen does not start operating until May 27 and the walk down to kleine scheidegg typically does not open until mid-June.
https://www.maennlichen.ch/en/summer/information/timetable.html