Sign in Create account

People and identity · API V1

CUIL validation

Validate a CUIL and retrieve available information for that person.

Request access Try example

Controlled, account-enabled access

WHAT IT SOLVES

Bring CUIL validation into your workflow

Validate a CUIL and retrieve available information for that person. This public page presents the use case and a safe preview; operational configuration is managed inside the portal.

  • Reduce manual work in identity-related processes.
  • Add consistent checks to your internal workflows.

REQUEST DATA

What the CUIL validation API uses

The public page for this version uses CUIL.

cuilCUIL
Text valueRequired

API V1Up to 1 item per requestJSON

INTEGRATION FLOW

From a request to structured output

  1. 01Define the request

    Start with your use case and the minimum required data.

  2. 02Enable access

    We configure scope, credentials, and capacity for your account.

  3. 03Integrate the result

    Consume JSON inside your product or operating workflow.

LOCAL SANDBOX

Try the request format

No data sent

Edit the example and generate a JSON preview in your browser. Live requests require an enabled account.

Demo result

{
  "demo": true,
  "executed": false,
  "request": {
    "api": "person.identity.validate",
    "mode": "preview",
    "input": {
      "cuil": "20000000001"
    }
  },
  "response_example": null,
  "notice": "Local preview: no live request was executed and no data was sent."
}

RELATED APIS

People and identity

Employment contributions

Check employment contributions registered for a CUIL.

Explore the Employment contributions API People and identity

ANSES data by DNI

Retrieve available ANSES information for one or more DNI numbers.

Explore the ANSES data by DNI API People and identity

Current DNI version

Validate the current version of a DNI and its identity data.

Explore the Current DNI version API

GUIDES AND ANALYSIS

Insights for integrating CUIL validation

View the magazine

FREQUENTLY ASKED QUESTIONS

Questions about CUIL validation

What can the CUIL validation API be used for?

Validate a CUIL and retrieve available information for that person.

What input does the CUIL validation API accept?

The public v1 contract accepts cuil. This page identifies which fields are required or optional.

How many items can one request include?

Up to 1 item per request.

Can I try the CUIL validation API on this page?

Yes. The sandbox creates a local preview with synthetic data; it does not run a live request or send information.

How is access enabled?

Access is controlled and enabled per account. Requests and operational configuration are managed through the API.ar portal.

NEXT STEP

Take CUIL validation to production

Open the portal to request access and continue with a secure integration.

Open the portal