Keap

Keap Subscriptions API

Keap Subscriptions API — 20 operations across 11 paths on the Keap REST v2 contract, read from Keap's own published OpenAPI 3.1 document.

GitHub OpenAPI
Business capability
Subscription Lifecycle Management BC-4240

Operations 20

GET /rest/v2/subscriptions List Subscriptions #
POST /rest/v2/subscriptions Create Subscription #
POST /rest/v2/subscriptions/{subscription_id}:invoice Invoice a Subscription #
POST /rest/v2/subscriptions/{subscription_id}:deactivate Cancel Subscription #
POST /rest/v2/subscriptions/model/customFields Create a Subscription Custom Field #
GET /rest/v2/subscriptions/model/customFields/tabs List Subscription Custom Field Tabs #
POST /rest/v2/subscriptions/model/customFields/tabs Create a Subscription Custom Field Tab #
GET /rest/v2/subscriptions/model/customFields/groups List Subscription Custom Field Groups #
POST /rest/v2/subscriptions/model/customFields/groups Create a Subscription Custom Field Group #
GET /rest/v2/subscriptions/{subscription_id} Retrieve a Subscription #
PATCH /rest/v2/subscriptions/{subscription_id} Update a Subscription #
DELETE /rest/v2/subscriptions/model/customFields/{custom_field_id} Delete a Subscription Custom Field #
PATCH /rest/v2/subscriptions/model/customFields/{custom_field_id} Update a Subscription Custom Field #
GET /rest/v2/subscriptions/model/customFields/tabs/{tab_id} Retrieve a Subscription Custom Field Tab #
DELETE /rest/v2/subscriptions/model/customFields/tabs/{tab_id} Delete a Subscription Custom Field Tab #
PATCH /rest/v2/subscriptions/model/customFields/tabs/{tab_id} Update a Subscription Custom Field Tab #
GET /rest/v2/subscriptions/model/customFields/groups/{group_id} Retrieve a Subscription Custom Field Group #
DELETE /rest/v2/subscriptions/model/customFields/groups/{group_id} Delete a Subscription Custom Field Group #
PATCH /rest/v2/subscriptions/model/customFields/groups/{group_id} Update a Subscription Custom Field Group #
GET /rest/v2/subscriptions/model Retrieve Subscription Custom Field Model #

Documentation

📖
Documentation
https://developer.infusionsoft.com/docs/restv2/
📖
APIReference
https://developer.infusionsoft.com/docs/restv2/
📖
Authentication
https://developer.infusionsoft.com/getting-started-oauth-keys/

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/keap/refs/heads/main/openapi/keap-subscriptions-api-openapi.yml

Other Resources

🔗
Overlay
https://raw.githubusercontent.com/api-evangelist/keap/refs/heads/main/overlays/keap-subscriptions-overlay.yaml

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/keap-subscriptions-api"
All apis 
curl "https://apis.io/api/v1/apis?limit=25"

Discovery needs no key. Ratings and market analysis are Pro.

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

keap-subscriptions-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Keap Subscriptions API
  description: Keap Public API Documentation
  termsOfService: https://www.thryv.com/terms-of-use
  contact:
    name: Keap
    url: https://developer.keap.com/get-support
    email: api.keap@thryv.com
  license:
    name: Apache 2.0
    url: https://www.apache.org/licenses/LICENSE-2.0
  version: v2
servers:
- url: https://api.infusionsoft.com/crm
security:
- oauth2: []
tags:


# --- truncated at 32 KB (82 KB total) ---
# Full source: https://raw.githubusercontent.com/api-evangelist/keap/refs/heads/main/openapi/keap-subscriptions-api-openapi.yml