Node.js

import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.contactProperties.update({
  id: 'b6d24b8e-af0b-4c3c-be0c-359bbd97381e',
  fallbackValue: 'Example Company',
});

import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.contactProperties.update({
  id: 'b6d24b8e-af0b-4c3c-be0c-359bbd97381e',
  fallbackValue: 'Example Company',
});

{
  "object": "contact_property",
  "id": "b6d24b8e-af0b-4c3c-be0c-359bbd97381e"
}

PATCH

/

contact-properties

/

:contact_property_id

Node.js

import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.contactProperties.update({
  id: 'b6d24b8e-af0b-4c3c-be0c-359bbd97381e',
  fallbackValue: 'Example Company',
});

import { Resend } from 'resend';

const resend = new Resend('re_xxxxxxxxx');

const { data, error } = await resend.contactProperties.update({
  id: 'b6d24b8e-af0b-4c3c-be0c-359bbd97381e',
  fallbackValue: 'Example Company',
});

{
  "object": "contact_property",
  "id": "b6d24b8e-af0b-4c3c-be0c-359bbd97381e"
}

Documentation Index

Fetch the complete documentation index at: https://resend.com/docs/llms.txt

Use this file to discover all available pages before exploring further.

Path Parameters

The key and type fields cannot be changed after creation. This preserves data integrity for existing contact values.

Body Parameters

The default value to use when the property is not set for a contact. Must match the type of the property.