{"name":"xp-level","description":"Converts between XP and level using the D&D 5e experience table. Give 'xp' to get the current level, XP to the next level, and progress; or give 'level' to get the XP needed to reach it. Returns proficiency bonus. SRD advancement table (OGL/CC). Use it as an XP to level calculator or level from XP lookup API.","price":"$0.005","method":"POST","input_schema":{"properties":{"xp":{"type":"number","description":"Total experience points; returns the level it maps to."},"level":{"type":"number","description":"Level 1-20; returns the XP needed to reach it."}},"required":[]},"input_example":{"xp":7000},"output_example":{"xp":7000,"level":5,"proficiency_bonus":3,"next_level":6,"xp_for_next_level":14000,"xp_remaining":7000,"progress_to_next":0.067},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}