I build automation systems, and I try to keep instructions out of tool descriptions. A tool should say what action it takes, what inputs it needs, and what it returns. It should not carry a full page of advice on when and why to use it. Say I need Claude to check an invoice before sending it. The tool might be `send_invoice`, with fields for a customer ID and invoice ID. The checki... https://mooreiq.ai/blog/claude-skills-vs-tools-vs-mcp