numeral.openverbs.com
4 resources listed under numeral.openverbs.com.
Source: https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources · last updated 2026-09-18
Resources
Spell an integer out in English words, e
Spell an integer out in English words, e.g. 123 → "one hundred twenty-three". Negatives are prefixed with "minus".
Format a non-negative integer as an ordinal — both the suffixed form (
Format a non-negative integer as an ordinal — both the suffixed form (21st) and the ordinal words (twenty-first).
Convert between integers (1–3999) and Roman numerals in either directi
Convert between integers (1–3999) and Roman numerals in either direction — a digit string is encoded to Roman, a Roman numeral is decoded to an integer. Non-canonical numerals (IIII, IC) are rejected.
Convert an integer between numeral bases 2–36 (binary, octal, hex, bas
Convert an integer between numeral bases 2–36 (binary, octal, hex, base36, …). Arbitrary size via BigInt; digits are case-insensitive and a leading minus is allowed.
Machine-readable
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