LockIn MCP
Let AI block distractions for you when you need to lock in

Overview
LockIn MCP is a system-level distraction blocker for macOS, Linux, and Windows that integrates with AI assistants via the Model Context Protocol (MCP). By editing the system hosts file, it blocks distracting websites and allows users to manage focus sessions, block domains, or request temporary unblocks directly through AI tools like Claude, ChatGPT, and Poke.
Key features
- System-level domain blocking via hosts file modification
- Model Context Protocol (MCP) integration for AI-driven focus management
- Cross-platform background daemon to handle timed temporary unblocks
- One-command installation via NPX
Pros & cons
Pros
- Works across all browsers without needing extensions
- One-time payment with lifetime access and no subscription
- Cross-platform support for macOS, Linux, and Windows
Cons
- Requires system-level hosts file modifications which some users may find intrusive
- No free trial or free tier available
Independently listed by AI Tools Worth. We may earn a commission from some links — it never affects our assessment. Pricing tiers are indicative; check the official site for current prices.