# Keap REST API v2

**Canonical:** https://apis.io/apis/infusionsoft/rest-v2/  
**Provider:** Infusionsoft (Keap) — https://apis.io/providers/infusionsoft/  
**Base URL:** https://api.infusionsoft.com/crm/rest/v2  
**Documentation:** https://developer.keap.com/docs/restv2/

Keap REST API v2 is one of 4 APIs that [Infusionsoft (Keap)](https://apis.io/providers/infusionsoft/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include CRM, Contacts, Opportunities, Order, and Subscription. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, and authentication docs.

The default Keap REST API: 237 paths and 399 operations covering contacts, companies, tags, opportunities and stages, orders and order items, products, subscriptions and plans, notes, tasks, emails, automations, affiliates, lead sources, users and settings. Pages with opaque page_token cursors, filters with a filter expression parameter, and uses colon-suffixed custom verbs such as :merge, :applyTags and :achieve. Every major entity carries a per-tenant custom-field model. Authentication is a bearer token - OAuth 2.0 authorization code, a Personal Access Token, or a Service Account Key.

## Machine-readable artifacts (7)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/infusionsoft/refs/heads/main/openapi/infusionsoft-rest-v2-openapi.json
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/infusionsoft/refs/heads/main/overlays/infusionsoft-rest-v2-overlay.yaml
- **Documentation** — https://developer.keap.com/docs/restv2/
- **APIReference** — https://developer.keap.com/docs/restv2/
- **OAuth Guide** — https://developer.keap.com/getting-started-oauth-keys/
- **Authentication** — https://developer.keap.com/authentication/
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/infusionsoft/refs/heads/main/apis.yml

## Other Infusionsoft (Keap) APIs (3)

- [Keap REST API v1](https://apis.io/apis/infusionsoft/rest-v1/)
- [Keap Pipelines API](https://apis.io/apis/infusionsoft/pipelines/)
- [Infusionsoft XML-RPC API](https://apis.io/apis/infusionsoft/xml-rpc/)

## Tags

CRM, Contacts, Opportunities, Order, Subscription, Tags, Authentication

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/infusionsoft/rest-v2/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/infusionsoft/.