v5
latestOpenAPI 3.0.12026-07-13133674.3 KBBatch
Update a batch of contacts
Update a batch of contacts by ID (contactId) or unique property value (idProperty). Provided property values will be overwritten. Read-only and non-existent properties will result in an error. Properties values can be cleared by passing an empty string.
post/crm/objects/2026-09/{objectType}/batch/update
Path parameters
objectTypestring required
Object Type
Request body
Example request
{
"inputs": [
{
"idProperty": "my_unique_property_name"
}
]
}Response
successful operation