Omnisend website screenshot

Omnisend

Omnisend is a Lithuanian-headquartered email and SMS marketing automation platform purpose-built for ecommerce, with first-class integrations into Shopify, BigCommerce, WooCommerce, Magento, Wix, Square Online, and other storefronts. The platform unifies automation workflows, campaign builders, segmentation, popups and forms, web push, product recommendations, A/B testing, and reporting to drive customer engagement and revenue. Omnisend's REST API exposes contacts, events, products, product categories, segments, campaigns, batches, email templates, email content, universal layouts, images, brands, and analytics reports. Authentication uses an API key passed via the `X-API-KEY` header, or OAuth 2.0 authorization-code flow with resource-scoped permissions for app-based integrations on the Omnisend App Market.

Omnisend publishes 13 APIs on the APIs.io network, including Analytics API, Batches API, Brands API, and 10 more. Tagged areas include Email Marketing, Marketing Automation, Ecommerce, SMS Marketing, and Customer Engagement.

The Omnisend catalog on APIs.io includes 1 JSON-LD context and 1 Spectral governance ruleset.

Omnisend’s developer surface includes authentication, developer portal, documentation, API reference, getting-started guide, changelog, pricing, and 43 more developer resources.

🌐 Visit website 📡 Source on GitHub
68.4/100 exemplar ▬ flat Agent 31/100 agent aware Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemiumSelf serve⚡ Free to try
13 APIs 18 Features
Email MarketingMarketing AutomationEcommerceSMS MarketingCustomer EngagementSegmentationCampaignsFormsPopupsWeb Push

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 68.4/100 · exemplar
Contract Quality 15.7 / 25
Developer Ergonomics 12.6 / 20
Commercial Clarity 16.8 / 20
Operational Transparency 8.9 / 13
Governance 7.0 / 12
Discoverability 7.4 / 10
Agent readiness — 31/100 · agent aware
Machine-Readable Contract 18 / 18
Agentic Access Contract 10 / 10
MCP Server 0 / 12
Machine-Readable Auth 10 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/omnisend: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 13

Individual APIs this provider publishes, each with its own machine-readable definition.

Omnisend Analytics API

The Analytics API from Omnisend — 2 operation(s) for analytics.

Omnisend Batches API

The Batches API from Omnisend — 3 operation(s) for batches.

Omnisend Brands API

The Brands API from Omnisend — 1 operation(s) for brands.

Omnisend Campaigns API

The Campaigns API from Omnisend — 5 operation(s) for campaigns.

Omnisend Contacts API

The Contacts API from Omnisend — 3 operation(s) for contacts.

Omnisend EmailContent API

The EmailContent API from Omnisend — 2 operation(s) for emailcontent.

Omnisend EmailTemplates API

The EmailTemplates API from Omnisend — 4 operation(s) for emailtemplates.

Omnisend EmailUniversalLayouts API

The EmailUniversalLayouts API from Omnisend — 2 operation(s) for emailuniversallayouts.

Omnisend Events API

The Events API from Omnisend — 1 operation(s) for events.

Omnisend Images API

The Images API from Omnisend — 3 operation(s) for images.

Omnisend ProductCategories API

The ProductCategories API from Omnisend — 2 operation(s) for productcategories.

Omnisend Products API

The Products API from Omnisend — 2 operation(s) for products.

Omnisend Segments API

The Segments API from Omnisend — 3 operation(s) for segments.

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Postman Collections 1

Ready-to-run Postman collections for exercising this provider's APIs.

Omnisend REST API

POSTMAN

Open Collections 1

Open, tool-agnostic API collections (OpenAPI-derived and Bruno).

Omnisend REST API

OPEN COLLECTION

Arazzo Workflows 13

Multi-step API workflows described with the Arazzo specification.

Omnisend Copy and Send Campaign

Copy an existing campaign, read the copy to confirm, then queue it for sending.

ARAZZO

Omnisend Create and Send Campaign

Create a campaign, read it back to confirm, then queue it for sending.

ARAZZO

Omnisend Create and Verify Product Category

Create a product category, then read it back by id to confirm it was stored.

ARAZZO

Omnisend Create and Verify Contact

Create or update a contact, then read it back by id to confirm the write.

ARAZZO

Omnisend Create and Verify Product

Create a product, then read it back by id to confirm it was stored.

ARAZZO

Omnisend Create Segment and Read Statistics

Create a segment, read it back to confirm, then pull its membership statistics.

ARAZZO

Omnisend Refresh Product Catalog Entry

Read a product by id, then replace it with an updated representation.

ARAZZO

Omnisend Subscribe and Trigger Welcome

Create or update a subscriber, then send a subscribed event to trigger the welcome automation.

ARAZZO

Omnisend Create and Tag Contact

Create or update a contact, then apply tags to it for segmentation.

ARAZZO

Omnisend Track Added-to-Cart Event

Create or update the shopper contact, then send an added-to-cart customer event for them.

ARAZZO

Omnisend Track Placed Order Event

Create or update the buyer contact, then send a placed-order customer event for them.

ARAZZO

Omnisend Update Product Category

Read a product category by id, then patch it with new values.

ARAZZO

Omnisend Upsert a Contact

Look up a contact by id and update it if it exists, otherwise create or update it by email.

ARAZZO

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Pricing Plans 1

Published pricing tiers and plan structures.

Omnisend Plans Pricing

4 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Omnisend Rate Limits

17 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Omnisend Finops

FINOPS

Features 18

Notable capabilities this provider offers.

Email marketing automation with prebuilt ecommerce workflows (welcome, cart abandonment, browse abandonment, order confirmation, post-purchase, win-back)
SMS marketing with global coverage and TCPA / GDPR compliant opt-in management
Web push notifications across desktop and mobile browsers
Drag-and-drop campaign builder with dynamic content blocks, product recommender, and conditional logic
Audience segmentation with behavioral, lifecycle, predictive, and custom-event criteria
Forms, popups, and signup boxes with Wheel-of-Fortune gamified opt-ins
A/B testing on subject lines, content, and send time
Advanced analytics and reporting with revenue attribution per campaign and workflow
Native integrations with Shopify, BigCommerce, WooCommerce, Wix, Square Online, Magento, and PrestaShop
REST API with X-API-KEY and OAuth 2.0 authentication, resource-scoped permissions, and cursor-based pagination
Batch API for bulk contact, product, and event imports (up to 100 actions per batch)
Email Templates, Email Content, and Email Universal Layouts APIs for programmatic template management
Customer events tracking (predefined and custom) for automation triggers
Brands API for managing brand identity across templates
Analytics Reports and Statistics APIs for aggregated marketing performance data
Postman public workspace and llms.txt feed for AI-agent friendly discovery
24/7 live support across all paid plans
Free plan for up to 250 contacts and 500 emails/month

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Semantic Vocabularies 1

JSON-LD contexts and semantic vocabularies used across these APIs.

Omnisend Context

0 classes · 7 properties

JSON-LD

Spectral Rules 1

Spectral governance rulesets for linting and validating these APIs.

Omnisend API Rules

6 rules · 4 warnings 2 info

SPECTRAL

JSON Schema 2

Standalone JSON Schema definitions for this provider's data models.

Omnisend Contact

17 properties

JSON SCHEMA

Omnisend Customer Event

8 properties

JSON SCHEMA

Security Posture 3

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Omnisend Authentication

apiKey/oauth2 · 2 schemes

SECURITY

Omnisend Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Omnisend Vulnerability Disclosure

security.txt · contact published

SECURITY

Scopes 1

OAuth scopes governing access to this provider's APIs.

Omnisend Scopes

5 scopes · authorizationCode

5 scopes

SCOPES

Agentic Access 1

Recommended x-agentic-access execution contracts for AI agents.

Omnisend Agentic Access

60 operations · 38 acting

60 operations · 38 acting

AGENTIC

Resources

Get Started 4

Portal, sign-up, and the first successful call

Portal
Portal
 GettingStarted
GettingStarted
 Signup
Signup
 Login
Login

Documentation 2

Reference material describing how the API behaves

Documentation
Documentation
 APIReference
APIReference

Agent Surfaces 2

MCP servers, agent skills, and machine-readable catalogs

AgenticAccess
AgenticAccess
 LlmsText
LlmsText

Design & Contract 13

Pagination, idempotency, versioning, errors, and events

Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo
 Arazzo
Arazzo

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Build 8

SDKs, sample code, and the tooling you integrate with

PostmanWorkspace
PostmanWorkspace
 GitHubOrganization
GitHubOrganization
 SDKs
SDKs
 Plugin
Plugin
 Plugin
Plugin
 Plugin
Plugin
 Plugin
Plugin
 Plugin
Plugin

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Access & Security 6

Authentication, authorization, and security posture

VulnerabilityDisclosure
VulnerabilityDisclosure
 DomainSecurity
DomainSecurity
 Authentication
Authentication
 OAuthScopes
OAuthScopes
 Authentication
Authentication
 OAuth
OAuth

Operate 6

Status, limits, changes, and where to get help

ChangeLog
ChangeLog
 RateLimits
RateLimits
 Support
Support
 HelpCenter
HelpCenter
 ContactSupport
ContactSupport
 StatusPage
StatusPage

Commercial 5

Pricing, plans, and the legal terms of use

Pricing
Pricing
 Plans
Plans
 FinOps
FinOps
 PrivacyPolicy
PrivacyPolicy
 TermsOfService
TermsOfService

Company 3

The organization behind the API

Website
Website
 Blog
Blog
 LinkedIn
LinkedIn

Other 1

Properties that don't map to a standard resource type

AppMarket
AppMarket

Source (apis.yml)

apis.yml Raw ↑ 
aid: omnisend
name: Omnisend
description: Omnisend is a Lithuanian-headquartered email and SMS marketing automation platform purpose-built for ecommerce,
  with first-class integrations into Shopify, BigCommerce, WooCommerce, Magento, Wix, Square Online, and other storefronts.
  The platform unifies automation workflows, campaign builders, segmentation, popups and forms, web push, product recommendations,
  A/B testing, and reporting to drive customer engagement and revenue. Omnisend's REST API exposes contacts, events, products,
  product categories, segments, campaigns, batches, email templates, email content, universal layouts, images, brands, and
  analytics reports. Authentication uses an API key passed via the `X-API-KEY` header, or OAuth 2.0 authorization-code flow
  with resource-scoped permissions for app-based integrations on the Omnisend App Market.
type: Index
kind: contract
accessModel:
  pricing: freemium
  onboarding: self-serve
  trial: false
  try_now: true
  public: false
  label: Freemium · Self-serve signup
  confidence: high
  source:
  - plans
  - authentication
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/omnisend.png
access: 3rd-Party
position: Consuming
tags:
- Email Marketing
- Marketing Automation
- Ecommerce
- SMS Marketing
- Customer Engagement
- Segmentation
- Campaigns
- Forms
- Popups
- Web Push
url: https://raw.githubusercontent.com/api-evangelist/omnisend/refs/heads/main/apis.yml
created: '2026-05-11'
modified: '2026-05-25'
specificationVersion: '0.19'
apis:
- aid: omnisend:omnisend-analytics-api
  name: Omnisend Analytics API
  description: The Analytics API from Omnisend — 2 operation(s) for analytics.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Analytics
  properties:
  - type: OpenAPI
    url: openapi/omnisend-analytics-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-batches-api
  name: Omnisend Batches API
  description: The Batches API from Omnisend — 3 operation(s) for batches.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Batches
  properties:
  - type: OpenAPI
    url: openapi/omnisend-batches-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-brands-api
  name: Omnisend Brands API
  description: The Brands API from Omnisend — 1 operation(s) for brands.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Brands
  properties:
  - type: OpenAPI
    url: openapi/omnisend-brands-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-campaigns-api
  name: Omnisend Campaigns API
  description: The Campaigns API from Omnisend — 5 operation(s) for campaigns.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Campaigns
  properties:
  - type: OpenAPI
    url: openapi/omnisend-campaigns-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-contacts-api
  name: Omnisend Contacts API
  description: The Contacts API from Omnisend — 3 operation(s) for contacts.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Contacts
  properties:
  - type: OpenAPI
    url: openapi/omnisend-contacts-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-emailcontent-api
  name: Omnisend EmailContent API
  description: The EmailContent API from Omnisend — 2 operation(s) for emailcontent.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - EmailContent
  properties:
  - type: OpenAPI
    url: openapi/omnisend-emailcontent-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-emailtemplates-api
  name: Omnisend EmailTemplates API
  description: The EmailTemplates API from Omnisend — 4 operation(s) for emailtemplates.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - EmailTemplates
  properties:
  - type: OpenAPI
    url: openapi/omnisend-emailtemplates-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-emailuniversallayouts-api
  name: Omnisend EmailUniversalLayouts API
  description: The EmailUniversalLayouts API from Omnisend — 2 operation(s) for emailuniversallayouts.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - EmailUniversalLayouts
  properties:
  - type: OpenAPI
    url: openapi/omnisend-emailuniversallayouts-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-events-api
  name: Omnisend Events API
  description: The Events API from Omnisend — 1 operation(s) for events.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Events
  properties:
  - type: OpenAPI
    url: openapi/omnisend-events-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-images-api
  name: Omnisend Images API
  description: The Images API from Omnisend — 3 operation(s) for images.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Images
  properties:
  - type: OpenAPI
    url: openapi/omnisend-images-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-productcategories-api
  name: Omnisend ProductCategories API
  description: The ProductCategories API from Omnisend — 2 operation(s) for productcategories.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - ProductCategories
  properties:
  - type: OpenAPI
    url: openapi/omnisend-productcategories-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-products-api
  name: Omnisend Products API
  description: The Products API from Omnisend — 2 operation(s) for products.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Products
  properties:
  - type: OpenAPI
    url: openapi/omnisend-products-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
- aid: omnisend:omnisend-segments-api
  name: Omnisend Segments API
  description: The Segments API from Omnisend — 3 operation(s) for segments.
  humanURL: https://api-docs.omnisend.com/reference/overview
  baseURL: https://api.omnisend.com/v5
  tags:
  - Segments
  properties:
  - type: OpenAPI
    url: openapi/omnisend-segments-api-openapi.yml
  - type: Documentation
    url: https://api-docs.omnisend.com/
  - type: APIReference
    url: https://api-docs.omnisend.com/reference/overview
  - type: Authentication
    url: https://api-docs.omnisend.com/reference/authentication
  - type: OAuth
    url: https://api-docs.omnisend.com/reference/oauth
  - type: Postman
    url: https://www.postman.com/omnisend-api/workspace/omnisend/overview
  - type: LlmsText
    url: https://api-docs.omnisend.com/llms.txt
  - type: JSONSchema
    url: json-schema/omnisend-contact-schema.json
  - type: JSONSchema
    url: json-schema/omnisend-event-schema.json
  - type: JSONLD
    url: json-ld/omnisend-context.jsonld
common:
- type: AgenticAccess
  url: agentic-access/omnisend-agentic-access.yml
- type: VulnerabilityDisclosure
  url: security/omnisend-vulnerability-disclosure.yml
- type: DomainSecurity
  url: security/omnisend-domain-security.yml
- type: Authentication
  url: authentication/omnisend-authentication.yml
- type: OAuthScopes
  url: scopes/omnisend-scopes.yml
- type: PostmanWorkspace
  url: https://www.postman.com/kinlaneapi/omnisend/overview
- type: Arazzo
  url: arazzo/omnisend-copy-and-send-campaign-workflow.yml
  name: Omnisend Copy and Send Campaign
- type: Arazzo
  url: arazzo/omnisend-create-and-send-campaign-workflow.yml
  name: Omnisend Create and Send Campaign
- type: Arazzo
  url: arazzo/omnisend-create-and-verify-category-workflow.yml
  name: Omnisend Create and Verify Product Category
- type: Arazzo
  url: arazzo/omnisend-create-and-verify-contact-workflow.yml
  name: Omnisend Create and Verify Contact
- type: Arazzo
  url: arazzo/omnisend-create-and-verify-product-workflow.yml
  name: Omnisend Create and Verify Product
- type: Arazzo
  url: arazzo/omnisend-create-segment-and-stats-workflow.yml
  name: Omnisend Create Segment and Read Statistics
- type: Arazzo
  url: arazzo/omnisend-replace-product-workflow.yml
  name: Omnisend Refresh Product Catalog Entry
- type: Arazzo
  url: arazzo/omnisend-subscribe-and-welcome-workflow.yml
  name: Omnisend Subscribe and Trigger Welcome
- type: Arazzo
  url: arazzo/omnisend-tag-contact-workflow.yml
  name: Omnisend Create and Tag Contact
- type: Arazzo
  url: arazzo/omnisend-track-cart-event-workflow.yml
  name: Omnisend Track Added-to-Cart Event
- type: Arazzo
  url: arazzo/omnisend-track-order-event-workflow.yml
  name: Omnisend Track Placed Order Event
- type: Arazzo
  url: arazzo/omnisend-update-category-workflow.yml
  name: Omnisend Update Product Category
- type: Arazzo
  url: arazzo/omnisend-upsert-contact-workflow.yml
  name: Omnisend Upsert a Contact
- type: Website
  url: https://www.omnisend.com
- type: Portal
  url: https://www.omnisend.com
- type: Documentation
  url: https://api-docs.omnisend.com
- type: APIReference
  url: https://api-docs.omnisend.com/reference/overview
- type: GettingStarted
  url: https://api-docs.omnisend.com/docs/getting-started
- type: Authentication
  url: https://api-docs.omnisend.com/reference/authentication
- type: OAuth
  url: https://api-docs.omnisend.com/reference/oauth
- type: ChangeLog
  url: https://api-docs.omnisend.com/changelog
- type: LlmsText
  url: https://api-docs.omnisend.com/llms.txt
- type: Pricing
  url: https://www.omnisend.com/pricing
- type: Plans
  url: plans/omnisend-plans-pricing.yml
- type: RateLimits
  url: rate-limits/omnisend-rate-limits.yml
- type: FinOps
  url: finops/omnisend-finops.yml
- type: Signup
  url: https://app.omnisend.com/signup
- type: Login
  url: https://app.omnisend.com/login
- type: Support
  url: https://support.omnisend.com
- type: HelpCenter
  url: https://support.omnisend.com/en/articles/1061798-omnisend-api-documentation
- type: ContactSupport
  url: https://www.omnisend.com/contact-us/support
- type: StatusPage
  url: https://status.omnisend.com
- type: Blog
  url: https://www.omnisend.com/blog
- type: GitHubOrganization
  url: https://github.com/omnisend
- type: LinkedIn
  url: https://www.linkedin.com/company/omnisend
- type: PrivacyPolicy
  url: https://www.omnisend.com/privacy
- type: TermsOfService
  url: https://www.omnisend.com/terms
- type: SDKs
  name: PHP SDK
  url: https://github.com/omnisend/php-sdk
- type: Plugin
  name: WordPress Plugin
  url: https://github.com/omnisend/wp-omnisend
- type: Plugin
  name: Magento 2 Plugin
  url: https://github.com/omnisend/magento2-plugin
- type: Plugin
  name: WooCommerce Integration
  url: https://www.omnisend.com/integrations/woocommerce
- type: Plugin
  name: Shopify Integration
  url: https://www.omnisend.com/integrations/shopify
- type: Plugin
  name: BigCommerce Integration
  url: https://www.omnisend.com/integrations/bigcommerce
- type: Integrations
  url: https://www.omnisend.com/integrations
- type: AppMarket
  url: https://www.omnisend.com/app-market
- type: Features
  data:
  - Email marketing automation with prebuilt ecommerce workflows (welcome, cart abandonment, browse abandonment, order confirmation,
    post-purchase, win-back)
  - SMS marketing with global coverage and TCPA / GDPR compliant opt-in management
  - Web push notifications across desktop and mobile browsers
  - Drag-and-drop campaign builder with dynamic content blocks, product recommender, and conditional logic
  - Audience segmentation with behavioral, lifecycle, predictive, and custom-event criteria
  - Forms, popups, and signup boxes with Wheel-of-Fortune gamified opt-ins
  - A/B testing on subject lines, content, and send time
  - Advanced analytics and reporting with revenue attribution per campaign and workflow
  - Native integrations with Shopify, BigCommerce, WooCommerce, Wix, Square Online, Magento, and PrestaShop
  - REST API with X-API-KEY and OAuth 2.0 authentication, resource-scoped permissions, and cursor-based pagination
  - Batch API for bulk contact, product, and event imports (up to 100 actions per batch)
  - Email Templates, Email Content, and Email Universal Layouts APIs for programmatic template management
  - Customer events tracking (predefined and custom) for automation triggers
  - Brands API for managing brand identity across templates
  - Analytics Reports and Statistics APIs for aggregated marketing performance data
  - Postman public workspace and llms.txt feed for AI-agent friendly discovery
  - 24/7 live support across all paid plans
  - Free plan for up to 250 contacts and 500 emails/month
  sources:
  - https://www.omnisend.com
  - https://api-docs.omnisend.com/reference/overview
  - https://www.omnisend.com/pricing
  - https://api-docs.omnisend.com/llms.txt
  updated: '2026-05-25'
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com
  url: https://apievangelist.com