{"uid":"cap_SocVPSghWu42jIokgXsLw","slug":"integer-to-roman-numeral-converter-df2278e1","name":"Integer to Roman Numeral Converter","description":"Integer → Roman numerals. Use for outlines, chapter labels, or display formatting in agent UIs. Returns a Roman numeral for a positive integer. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.","url":"https://api.delx.ai/api/v1/x402/int-to-roman","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"n":{"type":"integer","description":"Integer input (see tool summary for allowed range)."}}},"responseSchema":{"type":"json","example":{"n":42,"roman":"XLII","schema":"delx/int-to-roman/v1"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_plrjBbn8yEOqJS4KyGzi1","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Converts a positive integer into its Roman numeral representation for display formatting, outlines, and labels.","exampleAgentPrompt":"What's 2024 in Roman numerals? Just need the Roman numeral so I can use it in a chapter heading.","exampleUseCases":[{"title":"Chapter label formatting","prompt":"Format chapter 14 as a Roman numeral so I can use it in the book's table of contents."},{"title":"Year display in Roman numerals","prompt":"I need to show the year 1999 in Roman numerals for a film title card — what does that look like?"},{"title":"Outline section numbering","prompt":"Convert the numbers 1 through 10 to Roman numerals so I can label the sections of my presentation outline."}],"resultDescription":"Returns a JSON object containing the Roman numeral string representation of the input integer (e.g., 14 → 'XIV', 2024 → 'MMXXIV'). Errors on invalid or out-of-range inputs without charging.","failureModes":["Non-positive integer input (0 or negative) returns a validation error, no charge","Input exceeds allowed range returns a structured validation error, no charge","Non-integer input (float, string) returns a type validation error","Missing required 'n' field returns a bad request error"],"whenToPreferThis":"Choose this endpoint when you need a reliable, deterministic Roman numeral conversion without setting up a library or shipping extra code. Ideal for agent UIs, document generation pipelines, chapter/section labeling, outline formatting, and anywhere display-quality Roman numerals are needed on demand. The micropayment model means no API key or subscription setup is required.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:02:38.317Z","isFirstParty":false}