Klaviyo

Klaviyo Events API

events

GitHub OpenAPI

Operations 8

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

GET /api/events List tracked events · Get Events #
Ask an LLM
“How do I pull the activity events recorded in my Klaviyo account?”
“Can I filter events to a single metric such as Placed Order?”
Tell an agent
List the most recent events in my account.
Show events matching {filter}, sorted by {sort}.
POST /api/events Track an event for a profile · Create Event #
Ask an LLM
“How do I record that a customer did something, like starting checkout?”
“Will tracking an event create the profile if it doesn't exist yet?”
Tell an agent
Track this event for the customer: {event}.
Record a single activity for one profile with metric and properties {event}.
GET /api/events/{id} Get one event by ID · Get Event #
Ask an LLM
“What properties were recorded on a specific event?”
“Can I fetch a single event along with its metric and profile?”
Tell an agent
Get event {event_id}.
Show event {event_id} with its {include}.
POST /api/event-bulk-create-jobs Track a batch of events at once · Bulk Create Events #
Ask an LLM
“Can I send many events for multiple profiles in a single request?”
“What's the best way to backfill historical activity in bulk?”
Tell an agent
Bulk create these events: {events}.
Backfill the batch of past orders in {events} as events.
GET /api/events/{id}/metric Get the metric an event belongs to · Get Metric for Event #
Ask an LLM
“Which metric is a given event recorded under?”
“Can I get the full metric record from an event ID?”
Tell an agent
Get the metric for event {event_id}.
Show full metric details behind event {event_id}.
GET /api/events/{id}/relationships/metric Get the metric ID for an event · Get Metric ID for Event #
Ask an LLM
“Can I fetch only the metric ID linked to an event?”
“What metric relationship does an event carry?”
Tell an agent
Get just the metric ID for event {event_id}.
Return the metric relationship of event {event_id}.
GET /api/events/{id}/profile Get the profile behind an event · Get Profile for Event #
Ask an LLM
“Who performed a particular tracked event?”
“Can I get the full customer profile from an event ID?”
Tell an agent
Get the profile that performed event {event_id}.
Show the full customer record for event {event_id}.
GET /api/events/{id}/relationships/profile Get the profile ID for an event · Get Profile ID for Event #
Ask an LLM
“Can I fetch only the profile ID tied to an event?”
“What profile relationship does an event hold?”
Tell an agent
Get just the profile ID for event {event_id}.
Return the profile relationship of event {event_id}.

Documentation

📖
Documentation
https://developers.klaviyo.com/
📖
Authentication
https://developers.klaviyo.com/en/docs/authenticate_
📖
RateLimits
https://developers.klaviyo.com/en/docs/rate_limits_and_error_handling

Specifications

⚙
OpenAPI
https://raw.githubusercontent.com/api-evangelist/klaviyo/refs/heads/main/openapi/klaviyo-events-api-openapi.yml
⚙
AsyncAPI
https://raw.githubusercontent.com/api-evangelist/klaviyo/refs/heads/main/asyncapi/klaviyo-webhooks-asyncapi.yaml

Other Resources

🔗
Reference
https://developers.klaviyo.com/en/reference/api_overview
🔗
Versioning
https://developers.klaviyo.com/en/docs/api_versioning_and_deprecation_policy
🔗
ChangeLog
https://developers.klaviyo.com/en/docs/changelog_
🔗
SDKs
https://developers.klaviyo.com/en/docs/sdk_overview
🔗
GitHub
https://github.com/klaviyo/openapi
🔗
Overlay
https://raw.githubusercontent.com/api-evangelist/klaviyo/refs/heads/main/overlays/klaviyo-events-api-overlay.yaml

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OpenAPI Specification

klaviyo-events-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Klaviyo Events API
  version: '2026-04-15'
  description: The Klaviyo REST API. Please visit https://developers.klaviyo.com for more details.
  contact:
    name: Klaviyo Developer Experience Team
    email: developers@klaviyo.com
    url: https://developers.klaviyo.com
  termsOfService: https://www.klaviyo.com/legal/api-terms
  license:
    name: License
    url: https://www.klaviyo.com/legal
servers:
- url: https://a.klaviyo.com
  description: Production
security:
- Klaviyo-API-Key: []
tags:


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# Full source: https://raw.githubusercontent.com/api-evangelist/klaviyo/refs/heads/main/openapi/klaviyo-events-api-openapi.yml