Klaviyo

Klaviyo Reporting API

reporting

GitHub OpenAPI
Business capability
Marketing Operations Management BC-400.50

Operations 7

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

POST /api/campaign-values-reports Report campaign performance totals · Query Campaign Values #
Ask an LLM
“What were the open and click rates for my campaigns last month?”
“Can I pull aggregate conversion numbers per campaign?”
Tell an agent
Get campaign performance values for {report_query}.
Report campaign opens, clicks and conversions using {report_query}.
POST /api/flow-values-reports Report flow performance totals · Query Flow Values #
Ask an LLM
“How much revenue did my welcome flow drive overall?”
“Can I get total click and open rates per flow for a timeframe?”
Tell an agent
Get flow performance totals for {report_query}.
Report aggregate flow statistics over a timeframe using {report_query}.
POST /api/flow-series-reports Report flow performance over time · Query Flow Series #
Ask an LLM
“How has my abandoned cart flow performed day by day?”
“Can I chart flow statistics as a time series?”
Tell an agent
Get a daily flow performance series for {report_query}.
Chart flow statistics over time using {report_query}.
POST /api/form-values-reports Report signup form performance totals · Query Form Values #
Ask an LLM
“What's the overall submit rate of my signup forms?”
“Can I get total views and submissions for a form in a date range?”
Tell an agent
Get form performance totals for {report_query}.
Report aggregate form views and submissions using {report_query}.
POST /api/form-series-reports Report signup form performance over time · Query Form Series #
Ask an LLM
“How have my popup form submissions trended week over week?”
“Can I chart form statistics as a time series?”
Tell an agent
Get a form performance series for {report_query}.
Chart form submissions over time using {report_query}.
POST /api/segment-values-reports Report segment membership totals · Query Segment Values #
Ask an LLM
“How many members did a segment gain or lose in a period?”
“Can I get aggregate segment growth numbers?”
Tell an agent
Get segment membership totals for {report_query}.
Report overall segment growth using {report_query}.
POST /api/segment-series-reports Report segment membership over time · Query Segment Series #
Ask an LLM
“How has a segment's size changed day by day?”
“Can I chart segment membership as a time series?”
Tell an agent
Get a segment membership series for {report_query}.
Chart segment size over time using {report_query}.

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-reporting-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-reporting-api-overlay.yaml

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OpenAPI Specification

klaviyo-reporting-api-openapi.yml Raw ↑ 
openapi: 3.2.0
info:
  title: Klaviyo Reporting 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-reporting-api-openapi.yml