NYSIIS phonetic code API

Computes the NYSIIS (New York State Identification and Intelligence System) phonetic code, tuned for surname matching with prefix/suffix normalization. Answers 'what is the NYSIIS code?', 'do these surnames match phonetically?'.

Price$0.03per request

MethodPOST

Route/v1/text/nysiis

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

textnysiisphoneticsurnamename-matchingfuzzysounds-likeencoding

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

Integration docs

Example request

{
  "text": "Macintosh"
}

Example response

{
  "code": "MCANT",
  "perWord": [
    {
      "word": "Macintosh",
      "code": "MCANT"
    }
  ],
  "algorithm": "nysiis"
}

Input schema

{
  "type": "object",
  "required": [
    "text"
  ],
  "properties": {
    "text": {
      "type": "string",
      "examples": [
        "Macintosh"
      ]
    }
  }
}

Output schema

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