# Ontraport REST API

**Canonical:** https://apis.io/apis/ontraport/rest-api/  
**Provider:** Ontraport — https://apis.io/providers/ontraport/  
**Base URL:** https://api.ontraport.com/1  
**Documentation:** https://api.ontraport.com/doc/

Ontraport REST API is one of 4 APIs that [Ontraport](https://apis.io/providers/ontraport/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include CRM, Marketing Automation, Contacts, Transaction, and Sequences. The published artifact set on APIs.io includes API documentation.

RESTful API providing CRUD access to contacts, transactions, tags, sequences, forms, landing pages, and ecommerce objects. Authentication uses two headers, Api-Key and Api-Appid, on every request, with a 180-requests-per-minute rolling rate limit.

## Machine-readable artifacts (4)

- **Documentation** — https://api.ontraport.com/doc/
- **Live Testing** — https://api.ontraport.com/live/
- **GitHub SDK** — https://github.com/Ontraport/SDK-PHP
- **APIsJSON** — https://raw.githubusercontent.com/api-evangelist/ontraport/refs/heads/main/apis.yml

## Other Ontraport APIs (3)

- [Ontraport Metadata API](https://apis.io/apis/ontraport/ontraport-metadata-api/)
- [Ontraport Objects API](https://apis.io/apis/ontraport/ontraport-objects-api/)
- [Ontraport MCP Server](https://apis.io/apis/ontraport/mcp/)

## Tags

CRM, Marketing Automation, Contacts, Transaction, Sequences

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