Apptoto Event API
The Event API from Apptoto — 3 operation(s) for event.
The Event API from Apptoto — 3 operation(s) for event.
Every API here is available over the APIs.io API and to AI agents over MCP.
One button, every client — Claude, Cursor, VS Code and the rest.
https://apis.io/mcp
find_apisBrowse and filter every API in the catalog.get_api_artifactsOne API's artifacts, grouped by type.get_openapiThe primary OpenAPI for this API.find_similar_apisAPIs that look like this one.apis_io_searchSTART HERE — APIs, providers and tags for one query, each with its total.resolveTurn a domain, URL or GitHub org into the provider it belongs to.find_cohortsEvery scored population of providers in the catalog.curl "https://apis.io/api/v1/apis/apptoto:apptoto-event-api"
curl "https://apis.io/api/v1/apis?limit=25"
Discovery needs no key. Ratings and market analysis are Pro.
Free tier, no form to fill in. Signing in shares your email address with us — we store it to create your key and to recognise you if you sign in with another provider. See our Privacy Policy and Terms.
A second provider on the same verified email joins the account you already have.
openapi: 3.2.0
info:
title: api-settings Event API
version: '1.0'
servers:
- url: https://api.apptoto.com
security:
- sec0: []
- sec1: []
tags:
- name: Event
paths:
/v1/event:
get:
summary: /v1/event
description: 'Fetch one event using an id.
Either id or external_id param'
operationId: v1event
parameters:
- name: id
in: query
description: The Apptoto id for the event
required: true
schema:
type: integer
format: int32
- name: external_id
in: query
description: Your unique external id for the event. REQUIRED if you do not specify an id
schema:
type: string
responses:
'200':
description: '200'
content:
application/json:
examples:
Result:
value: "{\n \"id\": 123,\n \"calendar_id\": 456,\n \"start_time\": \"2016-04-15T12:00:00-07:00\",\n \"end_time\": \"2016-04-15T13:00:00-07:00\",\n \"title\": \"Appointment with Fred\",\n \"location\": \"\",\n \"content\": \"\",\n \"is_deleted\": false,\n \"participants\": [\n {\n \"id\": 789,\n \"name\": \"Fred Smith\",\n \"phone\": \"650-555-1212\",\n \"normalized_phone\": \"+16505551212\",\n \"email\": \"fred@gmail.com\",\n \"state\": \"initial\"\n }\n ],\n \"custom_data\": {\n \"field_1\": \"custom value\"\n }\n}"
schema:
type: object
properties:
id:
type: integer
example: 123
default: 0
calendar_id:
type: integer
example: 456
default: 0
start_time:
type: string
example: '2016-04-15T12:00:00-07:00'
end_time:
type: string
example: '2016-04-15T13:00:00-07:00'
title:
type: string
example: Appointment with Fred
location:
type: string
example: ''
content:
type: string
example: ''
is_deleted:
type: boolean
example: false
default: true
participants:
type: array
items:
type: object
properties:
id:
type: integer
example: 789
default: 0
name:
type: string
example: Fred Smith
phone:
type: string
example: 650-555-1212
normalized_phone:
type: string
example: '+16505551212'
email:
type: string
example: fred@gmail.com
state:
type: string
example: initial
custom_data:
type: object
properties:
field_1:
type: string
example: custom value
'400':
description: '400'
content:
application/json:
examples:
Result:
value: '{}'
schema:
type: object
properties: {}
deprecated: false
security:
- sec0: []
- sec1:
- events:read
tags:
- Event
/v1/event/mark:
post:
summary: /v1/event/mark
description: Mark all the participants on one event as confirmed, cancelled, etc.
operationId: v1eventmark
requestBody:
content:
application/x-www-form-urlencoded:
schema:
type: object
required:
- id
properties:
id:
type: string
description: The Apptoto id for the vent
external_id:
type: string
description: Your unique external id for the event. REQUIRED if you do not specify an id
state:
type: string
description: The state to set the participants to
deprecated: false
security:
- sec0: []
- sec1:
- events:write
tags:
- Event
/v1/event/tag:
post:
summary: /v1/event/tag
description: 'Add or remove a tag on one event. The tag is appended to the end of the event title as a hashtag (e.g. "Haircut" becomes "Haircut #qualified") and is also tracked in the event''s tags field.'
operationId: v1eventtag
requestBody:
content:
application/x-www-form-urlencoded:
schema:
type: object
required:
- tag
properties:
id:
type: string
description: The Apptoto id for the event
external_id:
type: string
description: Your unique external id for the event. REQUIRED if you do not specify an id
tag:
type: string
description: 'The tag to add or remove. A leading # is optional and is added automatically (e.g. "qualified" and "#qualified" are equivalent).'
remove:
type: string
description: Set to "true" to remove the tag instead of adding it. Defaults to adding the tag.
deprecated: false
security:
- sec0: []
- sec1:
- events:write
tags:
- Event
components:
securitySchemes:
sec0:
type: http
scheme: basic
sec1:
type: oauth2
flows:
authorizationCode:
authorizationUrl: https://www.apptoto.com/oauth/authorize
tokenUrl: https://api.apptoto.com/oauth/token
refreshUrl: https://api.apptoto.com/oauth/token
scopes:
calendars:read: View calendars
address_books:read: View address books
contacts:read: View contacts
contacts:write: Create, update, and delete contacts
events:read: View calendar events
events:write: Create, update, and delete events; mark event statuses
bookings:read: View booking page availability and existing bookings
bookings:write: Create bookings on booking pages
imports:read: Check the status of imports
imports:write: Upload imports (CSV / ICS / XML) that bulk-create data
lists:read: View opt-in and opt-out lists
lists:write: Modify opt-in and opt-out lists
messaging:read: View conversations and message history
messaging:send: Send SMS or email messages on the user's behalf
webhooks:read: View webhooks
webhooks:write: Create, update, and delete webhooks that send account activity to other services
x-readme-fauxas: true
x-provenance:
method: searched
source: https://apidocs.apptoto.com/reference
harvested: '2026-10-28'
tool: harvest-readme-openapi.py
note: Assembled verbatim from the OpenAPI definition ReadMe embeds in each operation page of the provider's developer portal; paths and components merged by API title, nothing authored.
assembled_from:
- https://apidocs.apptoto.com/reference/import-upload.md
- https://apidocs.apptoto.com/reference/v1address_books.md
- https://apidocs.apptoto.com/reference/v1availability.md
- https://apidocs.apptoto.com/reference/v1book_now-1.md
- https://apidocs.apptoto.com/reference/v1booking_pages.md
- https://apidocs.apptoto.com/reference/v1bookings.md
- https://apidocs.apptoto.com/reference/v1calendars-1.md
- https://apidocs.apptoto.com/reference/v1contact.md
- https://apidocs.apptoto.com/reference/v1contacts-1.md
- https://apidocs.apptoto.com/reference/v1contacts-2.md
- https://apidocs.apptoto.com/reference/v1contacts-3.md
- https://apidocs.apptoto.com/reference/v1contacts.md
- https://apidocs.apptoto.com/reference/v1contactstag.md
- https://apidocs.apptoto.com/reference/v1conversation_messages.md
- https://apidocs.apptoto.com/reference/v1conversation_reply.md
- https://apidocs.apptoto.com/reference/v1conversation_templates.md
- https://apidocs.apptoto.com/reference/v1conversations.md
- https://apidocs.apptoto.com/reference/v1event.md
- https://apidocs.apptoto.com/reference/v1eventmark.md
- https://apidocs.apptoto.com/reference/v1events-1.md
- https://apidocs.apptoto.com/reference/v1events-2.md
- https://apidocs.apptoto.com/reference/v1events-3.md
- https://apidocs.apptoto.com/reference/v1events.md
- https://apidocs.apptoto.com/reference/v1eventtag.md
- https://apidocs.apptoto.com/reference/v1import.md
- https://apidocs.apptoto.com/reference/v1lists-1.md
- https://apidocs.apptoto.com/reference/v1lists-2.md
- https://apidocs.apptoto.com/reference/v1lists-3.md
- https://apidocs.apptoto.com/reference/v1lists.md
- https://apidocs.apptoto.com/reference/v1participantmark.md
- https://apidocs.apptoto.com/reference/v1participants-1.md
- https://apidocs.apptoto.com/reference/v1participants-2.md
- https://apidocs.apptoto.com/reference/v1participants-3.md
- https://apidocs.apptoto.com/reference/v1participants.md
- https://apidocs.apptoto.com/reference/v1participants_auto_messages-1.md
- https://apidocs.apptoto.com/reference/v1participants_auto_messages.md
- https://apidocs.apptoto.com/reference/v1participanttag.md
- https://apidocs.apptoto.com/reference/v1start_conversation.md
- https://apidocs.apptoto.com/reference/v1userinfo.md
- https://apidocs.apptoto.com/reference/v1webhooks-1.md
- https://apidocs.apptoto.com/reference/v1webhooks-2.md
- https://apidocs.apptoto.com/reference/v1webhooks-3.md
- https://apidocs.apptoto.com/reference/v1webhooks.md
merge:
pages: 43
deduped: 84
conflicts_kept_first: 0