Spellpoints Conversion from 3.5 to 5e

You no longer use spell slots to cast spells and instead use spellpoints.You also gain one cantrip of your choice, cantrips from spell lists you dont have access to may be subject to DM approval.

• You have a number of spellpoints as determined by your level which can be used to cast spells with the cost determined by the spells level.
• When you have used the last of your spell points you gain 2 levels of exhaustion, each must take a single full day of rest to regain or have a your exhaustion removed by a spell or effect. 

• Spellpoints and max spell level per level:

  1. 4 spellpoints 1st
  2. 6 spellpoints 1st
  3. 14 spellpoints 2nd
  4. 17 spellpoints 2nd
  5. 27 spellpoints 3rd
  6. 32 spellpoints 3rd
  7. 39 spellpoints 4th
  8. 46 spellpoints 4th
  9. 62 spellpoints 5th
  10. 71 spellpoints 5th
  11. 82 spellpoints 6th
  12. 82 spellpoints 6th
  13. 95 spellpoints 7th
  14. 95 spellpoints 7th
  15. 110 spellpoints 8th
  16. 110 spellpoints 8th
  17. 127 spellpoints 9th
  18. 127 spellpoints 9th
  19. 138 spellpoints 9th
  20. 151 spellpoints 9th

• Spellpoint cost per spell level:

  1. 1 spellpoints
  2. 3 spellpoints
  3. 5 spellpoints
  4. 7 spellpoints
  5. 9 spellpoints
  6. 11 spellpoints
  7. 13 spellpoints
  8. 15 spellpoints
  9. 17 spellpoints
• You regain your expended spellpoints when you finish a long rest. (You may recover spellpoints whenever you would have been able to recover spell slots.)
• (Note: spellpoints are intended to also be adjusted based on class, Paladin and Ranger are half level while Rogue and Fighter are a third.)