# Ortto Activities API

**Canonical:** https://apis.io/apis/ortto/ortto-activities-api/  
**Provider:** Ortto — https://apis.io/providers/ortto/  
**Base URL:** https://api.ap3api.com/v1  
**Documentation:** https://help.ortto.com/a-250-api-reference

Ortto Activities API is one of 6 APIs that [Ortto](https://apis.io/providers/ortto/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Activities. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, and an API reference.

Send custom activity events and manage activity definitions.

## Machine-readable artifacts (9)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/ortto/refs/heads/main/openapi/ortto-activities-api-openapi.yml
- **Overlay** — https://raw.githubusercontent.com/api-evangelist/ortto/refs/heads/main/overlays/ortto-activities-api-overlay.yaml
- **Documentation** — https://help.ortto.com/a-257-create-or-update-one-or-more-people-merge
- **APIReference** — https://help.ortto.com/a-250-api-reference
- **Documentation** — https://help.ortto.com/a-271-create-a-custom-activity-event-create
- **Documentation** — https://help.ortto.com/a-887-using-the-api-to-export-campaign-data
- **Documentation** — https://help.ortto.com/a-227-tagging-and-untagging-people
- **Documentation** — https://help.ortto.com/a-827-send-emails-via-api
- **Documentation** — https://help.ortto.com/a-223-developer-guide

## Other Ortto APIs (5)

- [Ortto Accounts API](https://apis.io/apis/ortto/ortto-accounts-api/)
- [Ortto Campaigns API](https://apis.io/apis/ortto/ortto-campaigns-api/)
- [Ortto People API](https://apis.io/apis/ortto/ortto-people-api/)
- [Ortto Tags API](https://apis.io/apis/ortto/ortto-tags-api/)
- [Ortto Transactional API](https://apis.io/apis/ortto/ortto-transactional-api/)

## Tags

Activities

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