Number lines API

Prefixes each line with a right-aligned line number and a custom separator. Answers 'how do I add line numbers to this text?', 'how do I produce a numbered listing?'.

Price$0.01per request

MethodPOST

Route/v1/text/line-numbering

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

textline-numbersnumberinglistingformattingcodeannotategutter

API URLhttps://x402.hexl.dev/v1/text/line-numbering

Integration docs

Example request

{
  "text": "alpha\nbeta\ngamma"
}

Example response

{
  "result": "1 | alpha\n2 | beta\n3 | gamma",
  "lineCount": 3
}

Input schema

{
  "type": "object",
  "required": [
    "text"
  ],
  "properties": {
    "text": {
      "type": "string",
      "examples": [
        "alpha\nbeta\ngamma"
      ]
    },
    "start": {
      "type": "integer",
      "examples": [
        1
      ]
    },
    "separator": {
      "type": "string",
      "examples": [
        " | "
      ]
    }
  }
}

Output schema

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