Infusionsoft (Keap)

Infusionsoft, now branded as Keap, is a sales and marketing automation CRM built for small businesses that combines contact management, email marketing, e-commerce, pipeline automation, appointments, and invoicing in a single platform. Keap exposes REST APIs (v1 and v2) and a legacy XML-RPC API for managing contacts, companies, opportunities, orders, products, tags, emails, and campaigns, all authenticated via OAuth 2.0 authorization code and refresh token grants.

2 APIs 0 Features

CRMMarketing AutomationSales AutomationEmail MarketingE-CommerceSmall Business

APIs

Keap REST API v2

Modern REST API for managing contacts, companies, opportunities, tags, emails, appointments, notes, and tasks in Keap CRM. Authentication uses OAuth 2.0 with the authorization c...

Keap REST API v1

Original REST API for Keap (formerly Infusionsoft) covering contacts, orders, products, subscriptions, campaigns, files, tags, and merchants. Authentication uses OAuth 2.0 with ...

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aid: infusionsoft
name: Infusionsoft (Keap)
description: Infusionsoft, now branded as Keap, is a sales and marketing automation CRM built for small businesses that combines
  contact management, email marketing, e-commerce, pipeline automation, appointments, and invoicing in a single platform.
  Keap exposes REST APIs (v1 and v2) and a legacy XML-RPC API for managing contacts, companies, opportunities, orders, products,
  tags, emails, and campaigns, all authenticated via OAuth 2.0 authorization code and refresh token grants.
type: Index
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
tags:
- CRM
- Marketing Automation
- Sales Automation
- Email Marketing
- E-Commerce
- Small Business
url: https://raw.githubusercontent.com/api-evangelist/infusionsoft/refs/heads/main/apis.yml
created: '2026-05-11'
modified: '2026-05-11'
specificationVersion: '0.19'
apis:
- aid: infusionsoft:rest-v2
  name: Keap REST API v2
  description: Modern REST API for managing contacts, companies, opportunities, tags, emails, appointments, notes, and tasks
    in Keap CRM. Authentication uses OAuth 2.0 with the authorization code and refresh token grants, with access tokens passed
    as Bearer tokens.
  humanURL: https://developer.infusionsoft.com/docs/restv2/
  baseURL: https://api.infusionsoft.com/crm/rest/v2
  tags:
  - CRM
  - Contacts
  - Opportunities
  - Tags
  - OAuth 2.0
  properties:
  - type: Documentation
    url: https://developer.infusionsoft.com/docs/restv2/
  - type: OAuth Guide
    url: https://developer.infusionsoft.com/getting-started-oauth-keys/
  - type: Authentication
    url: https://developer.infusionsoft.com/authentication/
- aid: infusionsoft:rest-v1
  name: Keap REST API v1
  description: Original REST API for Keap (formerly Infusionsoft) covering contacts, orders, products, subscriptions, campaigns,
    files, tags, and merchants. Authentication uses OAuth 2.0 with Bearer access tokens.
  humanURL: https://developer.infusionsoft.com/docs/rest/
  baseURL: https://api.infusionsoft.com/crm/rest/v1
  tags:
  - CRM
  - Orders
  - Products
  - Campaigns
  - OAuth 2.0
  properties:
  - type: Documentation
    url: https://developer.infusionsoft.com/docs/rest/
  - type: OAuth Guide
    url: https://developer.infusionsoft.com/getting-started-oauth-keys/
common:
- type: GitHubOrganization
  url: https://github.com/infusionsoft
- type: LinkedIn
  url: https://www.linkedin.com/company/keap-growing
- type: Website
  url: https://keap.com
- type: Documentation
  url: https://developer.infusionsoft.com
- type: Pricing
  url: https://keap.com/pricing
- type: Signup
  url: https://keap.com/signup
- type: Developer Community
  url: https://integration.keap.com
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com