# Omnisend Campaigns API

**Canonical:** https://apis.io/apis/omnisend/omnisend-campaigns-api/  
**Provider:** Omnisend — https://apis.io/providers/omnisend/  
**Base URL:** https://api.omnisend.com/api  
**Documentation:** https://api-docs.omnisend.com/reference/overview

Omnisend Campaigns API is one of 16 APIs that [Omnisend](https://apis.io/providers/omnisend/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. This API exposes 2 JSON Schema definitions. Tagged areas include Campaigns. The published artifact set on APIs.io includes an OpenAPI specification, API documentation, an API reference, authentication docs, a JSON-LD context, and 2 JSON Schemas.

The Campaigns API from Omnisend — 14 operation(s) for campaigns. Version 2026-03-15, harvested from Omnisend's published contract.

## Operations (14)

| Method | Path | Summary |
|---|---|---|
| GET | `/campaigns` | List campaigns with filtering, sorting, and cursor pagination |
| POST | `/campaigns` | Create campaign |
| DELETE | `/campaigns/{id}` | Delete campaign |
| GET | `/campaigns/{id}` | Get campaign |
| PATCH | `/campaigns/{id}` | Update campaign (draft status only) |
| POST | `/campaigns/{id}/ab-test/resume` | Resume A/B test |
| POST | `/campaigns/{id}/ab-test/stop` | Stop A/B test |
| POST | `/campaigns/{id}/ab-test/winner` | Select A/B test winner |
| POST | `/campaigns/{id}/cancel` | Cancel campaign |
| POST | `/campaigns/{id}/copy` | Copy campaign |
| POST | `/campaigns/{id}/send` | Send campaign |
| POST | `/campaigns/{id}/test-email` | Send campaign test email |
| GET | `/campaigns/{id}/utm` | Get campaign UTM settings |
| PUT | `/campaigns/{id}/utm` | Update campaign UTM settings |

## Machine-readable artifacts (10)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/omnisend/refs/heads/main/openapi/omnisend-campaigns-api-openapi.yml
- **Documentation** — https://api-docs.omnisend.com/
- **APIReference** — https://api-docs.omnisend.com/reference/overview
- **Authentication** — https://api-docs.omnisend.com/reference/authentication
- **OAuth** — https://api-docs.omnisend.com/reference/oauth
- **Postman** — https://www.postman.com/omnisend-api/workspace/omnisend/overview
- **LlmsText** — https://api-docs.omnisend.com/llms.txt
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/omnisend/refs/heads/main/json-schema/omnisend-contact-schema.json
- **JSONSchema** — https://raw.githubusercontent.com/api-evangelist/omnisend/refs/heads/main/json-schema/omnisend-event-schema.json
- **JSONLD** — https://raw.githubusercontent.com/api-evangelist/omnisend/refs/heads/main/json-ld/omnisend-context.jsonld

## Other Omnisend APIs (12)

- [Omnisend Brands API](https://apis.io/apis/omnisend/omnisend-brands-api/)
- [Omnisend Contacts API](https://apis.io/apis/omnisend/omnisend-contacts-api/)
- [Omnisend Events API](https://apis.io/apis/omnisend/omnisend-events-api/)
- [Omnisend Images API](https://apis.io/apis/omnisend/omnisend-images-api/)
- [Omnisend Products API](https://apis.io/apis/omnisend/omnisend-products-api/)
- [Omnisend Segments API](https://apis.io/apis/omnisend/omnisend-segments-api/)
- [Omnisend Automations API](https://apis.io/apis/omnisend/omnisend-automations-api/)
- [Omnisend Event Metadata API](https://apis.io/apis/omnisend/omnisend-event-metadata-api/)
- [Omnisend Batch API](https://apis.io/apis/omnisend/omnisend-batch-api/)
- [Omnisend Email Content API](https://apis.io/apis/omnisend/omnisend-email-content-api/)
- [Omnisend Email Templates API](https://apis.io/apis/omnisend/omnisend-email-templates-api/)
- [Omnisend Email Universal Layouts API](https://apis.io/apis/omnisend/omnisend-email-universal-layouts-api/)

## Tags

Campaigns

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