field reports 2 published
Aug 15, 2026 MCP Tool Bloat: Why 546 Tools Cost Me $1,557 (and the ~700-Token Fix) The technical deep-dive behind the $1,557 agent bill — token forensics, why deferred tools + prompt caching change everything, and how I replaced a 546-tool MCP server with a curl-based skill that's ~700× smaller. Aug 15, 2026 How My Self-Hosted AI Agent Burned $1,557 in 2 Days I put an always-on AI agent on my own server. Two days later AWS billed me $1,557. Here's exactly what happened, why, and how the same setup costs pennies when done right.