SEDOL validate API

Validates a 7-character SEDOL security identifier via its 1-3-1-7-3-9 weighted mod-10 check digit. Answers 'Is this SEDOL valid?', 'Does this LSE security code pass its checksum?'.

Price$0.04per request

MethodPOST

Route/v1/validate/sedol

StatusLive

MIME typeapplication/json

Rate limit120/minute

Cache0s public

sedolsecuritylsecheck-digitvalidateweightedmod-10identifierfinance

API URLhttps://x402.hexl.dev/v1/validate/sedol

Integration docs

Example request

{
  "sedol": "0263494"
}

Example response

{
  "valid": true,
  "reason": "Valid SEDOL (weighted mod-10 OK).",
  "normalized": "0263494",
  "checkDigit": {
    "expected": 4,
    "actual": 4
  }
}

Input schema

{
  "type": "object",
  "required": [
    "sedol"
  ],
  "properties": {
    "sedol": {
      "type": "string",
      "description": "7-character SEDOL (6 alnum + check digit).",
      "examples": [
        "0263494"
      ]
    }
  }
}

Output schema

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