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Reschedule a booking

POST
/v1/scheduling/bookings/{id}/reschedule

Moves it to a new time, keeping its id. The old time stays booked if the new one isn't free.

Authorization

bearerAuth
headerAuthorizationBearer <token>

A secret API key from the dashboard: coss_live_… for production environments, coss_test_… for sandbox environments.

Path Parameters

id*string

The booking's id.

Header Parameters

Coss-Version?"2026-10-10"

The API version (a date) to use for this request. Defaults to your organization's version, pinned to the latest one when it first used the API and upgraded from the dashboard. The SDK always sends the version it was built for.

Value in"2026-10-10"

Request Body

application/json
  1. body
start*string

An ISO 8601 instant with an offset.

host?string

Move a pool booking to this host. Default: its current hosts.

Response Body

The booking.

application/json
  1. response
object*"scheduling.booking"
Value in"scheduling.booking"
id*string
event_type*string
status*string
Value in"held""pending_approval""confirmed""cancelled""declined"
title*string
start*string
end*string
hosts*array<string>
attendees*array<>
location*||||
hold_expires_at*string|null
approval_expires_at*string|null
series*string|null
series_index*number|null
group_session*string|null
calendar_unverified*boolean
external_conflict_at*string|null
no_show_at*string|null
cancelled_at*string|null
metadata*
created_at*string
updated_at*string
import { Coss } from "coss";const coss = new Coss({  apiKey: process.env.COSS_API_KEY,  baseUrl: "https://api.coss.com",});const { data, error } = await coss.scheduling.bookings.reschedule("book_01kd2m9a0b1c2d3e4f5g6h7j8m", {  start: "2027-01-05T15:00:00.000Z",});
{  "object": "scheduling.booking",  "id": "book_01kd2m9a0b1c2d3e4f5g6h7j8m",  "event_type": "evtype_01kd2m9a0b1c2d3e4f5g6h7j8m",  "status": "confirmed",  "title": "Initial consultation",  "start": "2027-01-04T15:00:00.000Z",  "end": "2027-01-04T15:30:00.000Z",  "hosts": [    "host_01kd2m9a0b1c2d3e4f5g6h7j8m"  ],  "attendees": [    {      "id": "attn_01kd2m9a0b1c2d3e4f5g6h7j8m",      "uid": "patient_77",      "name": "Sam Lee",      "email": "sam@example.com",      "phone": null,      "time_zone": "UTC",      "locale": null    }  ],  "location": null,  "hold_expires_at": null,  "approval_expires_at": null,  "series": null,  "series_index": null,  "group_session": null,  "calendar_unverified": false,  "external_conflict_at": null,  "no_show_at": null,  "cancelled_at": null,  "metadata": {},  "created_at": "2027-01-01T10:00:00.000Z",  "updated_at": "2027-01-01T10:00:00.000Z"}