"Monster" matching MCP servers:

Non-custodial x402 payments between AI agents on Solana. Tools that move funds return unsigned transactions; m2m.monster holds no agents' keys or funds and never signs or pays payment transactions.

Lets Claude read and manage Speediance Gym Monster training data — session history, per-set logs, exercise progress, rowing and heart-rate stats, custom workouts and schedule — plus a coaching memory of goals, injuries and preferences. It runs self-hosted on the user's own machine, talking directly to the user's account and keeping stored data local.

A secure MCP server providing controlled access to pixi tasks and commands, eliminating agent bash circumvention. It exposes 11 pixi tools through 4 meta-tools for ~95% context savings.