{"ok":true,"result":{"slug":"roman-numeral-converter","name":"Roman Numeral Converter","summary":"Convert a whole number to Roman numerals (1 to 3999, or up to 3,999,999 with vinculum overlines) or Roman numerals to a number. The direction is detected from the input.","description":"Convert numbers to Roman numerals and back, from 1 to 3,999, with strict checks that explain why forms like IIII, VX or IC are wrong, and a breakdown.","method":"POST","endpoint":"/api/v1/tools/roman-numeral-converter","plan":"free","mcpName":"roman_numeral_converter","input":{"type":"object","additionalProperties":false,"properties":{"input":{"type":"string","description":"A whole number such as 2026, or Roman numerals such as MMXXVI.","maxLength":100},"vinculum":{"type":"boolean","description":"Allow numbers above 3999 using overlined numerals (×1000).","default":false}},"required":["input"]},"example":{"input":"2026"},"randomOutput":false,"network":false,"docs":"https://pithlab.com/developers/tools/roman-numeral-converter","page":"https://pithlab.com/tools/roman-numeral-converter"}}