ORCID

GET/v0/orcid

Validates an ORCID (Open Researcher and Contributor ID) — a persistent digital identifier for researchers in the format XXXX-XXXX-XXXX-XXXX. The last character is a check digit computed using the ISO/IEC 7064:2003 MOD 11-2 algorithm (may be a digit or X). Accepts raw IDs or full https://orcid.org/ URLs.

Guides: Node.js · Python

Try it

Query Parameters

Param	Type	Required	Description
value	string	Yes	ORCID to validate (e.g. `0000-0002-1825-0097` or full URL)
lookup	string	No	Set to `true` to fetch researcher profile from the ORCID Public API (name, affiliation)

Example Request

curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://api.isvalid.dev/v0/orcid?value=0000-0002-1825-0097"

Response Fields

Field	Type	Description
valid	boolean	Whether the ORCID has a valid check digit
formatted	string	ORCID in standard hyphenated format
uri	string	Full ORCID URI (https://orcid.org/...)
error	string	Error message when invalid
profile	object	Researcher profile (only when `lookup=true`). Contains `found`, `givenNames`, `familyName`, `organization`

Example Response

{
  "valid": true,
  "formatted": "0000-0002-1825-0097",
  "uri": "https://orcid.org/0000-0002-1825-0097"
}

Example Response — with lookup

{
  "valid": true,
  "formatted": "0000-0002-1825-0097",
  "uri": "https://orcid.org/0000-0002-1825-0097",
  "profile": {
    "found": true,
    "givenNames": "Josiah",
    "familyName": "Carberry",
    "organization": "Brown University"
  }
}