{"name":"password_entropy","title":"Password Entropy Calculator","category":"developer","description":"Entropy bits and strength from password length and character pool.","price_usd":0.001,"input_schema":{"type":"object","properties":{"length":{"type":"integer","description":"Password length in characters"},"charset_size":{"type":"integer","description":"Explicit character pool size (overrides flags below)"},"lowercase":{"type":"boolean","description":"Include lowercase a-z (26)"},"uppercase":{"type":"boolean","description":"Include uppercase A-Z (26)"},"digits":{"type":"boolean","description":"Include digits 0-9 (10)"},"symbols":{"type":"boolean","description":"Include symbols (~32)"}},"additionalProperties":false,"required":["length"]}}