Claude Code caching is eating your budget. Here's what's happening.

Claude Code caching is eating your budget. Here's what's happening. Claude Code's prompt caching has two TTLs (5 minutes and 1 hour), two price tiers (25% and 100% premium on cache writes), and most people have no idea which one they're paying for. The Register reported this week that users are hitting unexpected bills and rate limits. If you run Claude Code in production, you need to read this. The Register ran a piece this week on Claude Code cache confusion. Short version: users are paying mo