> ## Documentation Index
> Fetch the complete documentation index at: https://developers.everhour.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Task Estimate

> Set or replace a task's estimate (in seconds). Send a complete estimate object; partial updates are not supported.



## OpenAPI

````yaml /openapi.json put /tasks/{task_id}/estimate
openapi: 3.1.1
info:
  title: Everhour API
  version: 1.0.0
  license:
    name: Proprietary
    identifier: LicenseRef-Proprietary
servers:
  - url: https://api.everhour.com
security:
  - ApiKeyAuth: []
tags:
  - name: Clients
  - name: Custom Fields
  - name: Expenses
  - name: Invoices
  - name: Projects
  - name: Reports
  - name: Schedule
  - name: Tasks
  - name: Time Off
  - name: Time Records
  - name: Timecards
  - name: Timers
  - name: Timesheets
  - name: Users
  - name: Webhooks
paths:
  /tasks/{task_id}/estimate:
    put:
      tags:
        - Tasks
      summary: Update Task Estimate
      description: >-
        Set or replace a task's estimate (in seconds). Send a complete estimate
        object; partial updates are not supported.
      operationId: updateTaskEstimate
      parameters:
        - name: task_id
          in: path
          required: true
          description: Task ID
          schema:
            type: string
            example: ev:3000010034
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/TaskEstimate'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TaskEstimate'
        '204':
          description: No Content (the task has no estimate)
        '401':
          description: Unauthorized
components:
  schemas:
    TaskEstimate:
      type: object
      properties:
        total:
          type: number
          description: Total task estimate in seconds
          example: 7200
        type:
          type: string
          enum:
            - overall
            - users
          example: overall
        users:
          type: object
          description: Task estimate per user ID
          additionalProperties:
            type: number
          example:
            '1304': 3600
            '1543': 3600
      required:
        - total
        - type
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      in: header
      name: X-Api-Key

````