CustomDomain

CustomDomain Applications API

Applications and their long-lived API keys.

GitHub OpenAPI

Operations 15

POST /applications Create an application (client_secret returned once) #
GET /applications List applications #
GET /applications/{id} Get an application #
PATCH /applications/{id} Rename an application or change its settings #
DELETE /applications/{id} Delete an application #
POST /applications/{id}/keys Issue an API key for an application (key returned once) #
GET /applications/{id}/keys List an application's API keys (secrets omitted) #
DELETE /applications/{id}/keys/{keyId} Revoke an API key #
POST /applications/{id}/client-secret:rotate Rotate an application's widget client_secret (new secret returned once) #
POST /applications/{id}/edge-secret:rotate Rotate an application's edge auth secret #
GET /applications/{id}/email-sender How an application's end user notices are sent #
PUT /applications/{id}/email-sender Set how an application's end user notices are sent #
POST /applications/{id}/email-sender:test Send one test message through an application's mail server #
GET /applications/{id}/connect-target Where this application's customer domains point #
PUT /applications/{id}/connect-target Point this application's customer domains at your own infrastructure #

Documentation

📖
Documentation
https://docs.customdomain.ai/docs/api-reference

Specifications

⚙
OpenAPI
https://artifacts.apis.io/customdomain-ai/openapi/customdomain-ai-applications-api-openapi.yml

Schemas & Data

📊
JSONSchema
https://artifacts.apis.io/customdomain-ai/json-schema/customdomain-ai-application-schema.json
📊
JSONSchema
https://artifacts.apis.io/customdomain-ai/json-schema/customdomain-ai-connect-target-view-schema.json
📊
JSONSchema
https://artifacts.apis.io/customdomain-ai/json-schema/customdomain-ai-nameserver-target-schema.json
📊
JSONSchema
https://artifacts.apis.io/customdomain-ai/json-schema/customdomain-ai-email-sender-schema.json
📊
JSONSchema
https://artifacts.apis.io/customdomain-ai/json-schema/customdomain-ai-api-key-schema.json
📊
JSONSchema
https://artifacts.apis.io/customdomain-ai/json-schema/customdomain-ai-email-sender-input-schema.json

Work with this as data

Every API here is available over the APIs.io API and to AI agents over MCP.

MCP server

One button, every client — Claude, Cursor, VS Code and the rest.

https://apis.io/mcp

Tools for apis

7 MCP tools reach this
  • 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.
All 92 tools →

Call it yourself

curl for this page
This API 
curl "https://apis.io/api/v1/apis/customdomain-ai:customdomain-ai-applications-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Calls without X-API-Key need no key. Calls with it need a paid plan — get a key.

Get an API key

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.

GitHub Google LinkedIn

A second provider on the same verified email joins the account you already have.

OpenAPI Specification

customdomain-ai-applications-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Customdomain Ai Applications API
  version: '1.0'
  license:
    name: Apache-2.0
    identifier: Apache-2.0
  description: 'Operations tagged Applications across 2 of this provider''s published API definitions: customdomain-ai-openapi-original.json, customdomain-ai-openapi.yml. Each path carries the servers of the definition it was published in.'
servers:
- url: https://api.customdomain.ai/v1
  description: Hosted control-plane
- url: http://localhost:8080/v1
  description: Local control-plane
security:
- apiKey: []
tags:


# --- truncated at 32 KB (39 KB total) ---
# Full source: https://artifacts.apis.io/customdomain-ai/openapi/customdomain-ai-applications-api-openapi.yml