Agent Component Tools @actcore.dev · May 8 Today's MCP servers ship as `npx`, `uvx`, or `curl | bash` — ambient-permission native processes running as you. Your agent's tool can read your SSH keys, your .env files, your shell history, your browser cookies. There's a better way.
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ACT packages tools as sandboxed WebAssembly components. Zero filesystem, zero outbound network out of the box. Each capability is *declared* by the component, *granted* by the operator. Host enforces the intersection. Bounded blast radius even with a tool from a stranger.