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Assembled Time Off API

Programmatically create, list, and cancel time-off requests, and pull a stream of time-off updates for downstream HRIS or payroll synchronisation. The endpoint underpins the automated time-off and shift-swap workflows offered in Assembled's Pro and Enterprise plans.

Assembled Time Off API is one of 27 APIs that Assembled publishes on the APIs.io network, described by a machine-readable OpenAPI specification.

Tagged areas include Time Off, Leave, and Workforce Management. The published artifact set on APIs.io includes API documentation and an OpenAPI specification.

This API exposes 4 operations across 4 paths, and defines 2 schemas. It is described by OpenAPI 3.2.0, at version 2026-05-24.

Requests are made against a single base URL, https://api.assembledhq.com.

4 operations 4 paths 2 schemas 2 GET2 POST

Metadata

The identity and technical contract details declared by the specification.

Specification
OpenAPI 3.2.0
API Version
2026-05-24
Server
https://api.assembledhq.com
Authentication
HTTP Basic
Resource Areas
1

Authentication & Security 1

Assembled Time Off API declares 1 security scheme for authenticating requests. It accepts HTTP basic authentication (BasicAuth). By default, every request must be authenticated.

Paths & Operations 4

Across 4 paths, the API surfaces 4 operations — 2 GET, 2 POST. Each is listed below with its method, path, parameters, and response codes.

Time Off 4
POST
/v0/time_off
Assembled Create Time Off
createTimeOff body → 201
GET
/v0/time_off/requests
Assembled List Time Off Requests
listTimeOffRequests 4 params → 200
POST
/v0/time_off/{id}/cancel
Assembled Cancel Time Off Request
cancelTimeOffRequest 1 param → 200
GET
/v0/time_off/updates
Assembled List Time Off Updates
listTimeOffUpdates 1 param → 200

Schemas 2

The contract defines 2 schemas that model the data the API accepts and returns. The most detailed are TimeOffRequest (11 properties), TimeOffInput (6 properties). Each schema is shown below with its type and property counts.

TimeOffInput
object
6 properties 3 required
TimeOffRequest
object
11 properties

Specification

The full machine-readable OpenAPI contract behind this narrative.

Source

assembled-time-off-api-openapi.yml Raw ↑

Other APIs Assembled publishes across the network.

Assembled People API
Assembled Agent State API
Assembled Activities API
Assembled Forecasts API
Assembled Requirements API
Assembled Conversations API
Assembled Reports API
Assembled Activity Types API
Assembled Agent Associations API
Assembled Assist Articles API
Assembled Assist Conversations API
Assembled Assist Replies API
Where this information came from

This is an independent, third-party profile of Assembled Time Off API, published by API Evangelist. We do not operate, host, resell, or support these APIs, and we are not affiliated with or endorsed by the company unless stated above. Everything here is built from publicly available information — the company's own site, developer portal, documentation, public repositories, and the specifications it publishes for public use. Nothing is obtained by breaching a system, defeating an access control, or using credentials.

The Kin Score and Agent Readiness rating are independently calculated assessments of a company's public API artifacts, scored against a published rubric. They are not certifications, endorsements, security assessments, or audits.

Corrections, re-scores, and removal are free — no partnership or purchase required, and you do not need to justify the request. A removed company is recorded as unrated, never scored zero for having asked. Acknowledgement within one business day; removal within two.

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