Ordinalize integer API

Appends the correct English ordinal suffix to an integer, correctly handling the 11-13 'th' exceptions (21st, 112th, 2nd). Answers 'what is the ordinal form of this number?', 'is it -st, -nd, -rd, or -th?'.

Price$0.01per request

MethodPOST

Route/v1/text/ordinalize

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

textordinalizeordinalsuffixnumbersinflectionformattingenglish

API URLhttps://x402.hexl.dev/v1/text/ordinalize

Integration docs

Example request

{
  "number": 21
}

Example response

{
  "ordinal": "21st",
  "suffix": "st",
  "number": 21
}

Input schema

{
  "type": "object",
  "required": [
    "number"
  ],
  "properties": {
    "number": {
      "type": "integer",
      "examples": [
        21
      ]
    }
  }
}

Output schema

{
  "type": "object",
  "additionalProperties": true
}