GoHighLevel Contacts API

Update Task

PUT/contacts/:contactId/tasks/:taskId

PUT /contacts/:contactId/tasks/:taskId Update an existing task on a contact: retitle it, move its due date, reassign it, or mark it complete. It takes 2 path parameters and 5 body fields, requires the contacts.write scope and authenticates with a sub-account (location) token.

Request and authentication

Method: PUT
Full URL: https://services.leadconnectorhq.com/contacts/:contactId/tasks/:taskId
Scopes: contacts.write
Token type: Sub-account (location) token
Accepted auth: OAuth Access Token, Private Integration Token
API version header: Version: 2021-07-28
Schema verified: 22 June 2026

Path parameters

Substituted into the URL. Required by definition.

Name	Type	Description
`contactId`required	`string`	Example: `sx6wyHhbFdRXh302LLNR`
`taskId`required	`string`	Example: `ocQHyuzHvysMo5N5VsXc`

Request body

JSON body fields. Nested objects are shown indented under their parent.

Name	Type	Description
`title`	`string`	Example: `First Task`
`body`	`string`	Example: `loram ipsum`
`dueDate`	`string`	Example: `2020-10-25T11:00:00Z`
`completed`	`boolean`	Example: `true`
`assignedTo`	`string`	Example: `hxHGVRb1YJUscrCB8eXK`

Response fields

Top-level fields returned on a successful call.

Name	Type	Description
`task`	`object`	—
`└id`	`string`	Example: `lJpzYrWdpkC2hX6t2yue`
`└title`	`string`	Example: `test`
`└body`	`string`	Example: `testing`
`└assignedTo`	`string`	Example: `tesTUcmRxWrjqzJS8EjkxNKting`
`└dueDate`	`string`	Example: `2021-07-08T02:30:00.000Z`
`└completed`	`boolean`	Example: `true`
`└contactId`	`string`	Example: `lJpzYrWdpkC2hX6t2yue`

Example request

Copy-paste ready. Swap YOUR_TOKEN for your access token or Private Integration Token, and the sample IDs for your own.

curl -X PUT 'https://services.leadconnectorhq.com/contacts/sx6wyHhbFdRXh302LLNR/tasks/ocQHyuzHvysMo5N5VsXc' \
  -H 'Authorization: Bearer YOUR_TOKEN' \
  -H 'Version: 2021-07-28' \
  -H 'Content-Type: application/json' \
  -d '{
    "title": "First Task",
    "body": "loram ipsum",
    "dueDate": "2020-10-25T11:00:00Z"
  }'

Skip the schema lookup

Hylo gives your AI agent this schema — and the other 52 documented here — without you looking anything up. Ask in plain English; it picks the endpoint, fills the body, and can run the call against your own sub-account.

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