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 Everyone in software right now is building a better agent harness. ...
 Everyone in software right now is building a better agent harness. ...
Software was eating the world, AI is now devouring software
Starter allow, confirm and deny rules for the tool calls an agent makes (shell, files, deletion, payments, network), an evaluator, a before-tool-call hook and a token estimate. Offline. MIT licence.
Offline test fixtures that check whether your MCP client or agent refuses poisoned tools: 33 golden cases in 7 families (tool poisoning, shadowing, rug-pulls and clean controls), a black-box harness and a tool-description linter. Same result every run; no LLM key, no network. MIT licence.
How lean manufacturing changed how I build software