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1 min readUpdated Sep 8, 2026

Api Documentation Overview

The Causality Engine API enables ingestion of marketing events, retrieval of attribution results, and integration with external systems.

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Quick Answer·1 min read

Api Documentation Overview: The Causality Engine API enables ingestion of marketing events, retrieval of attribution results, and integration with external systems.

Read the full article below for detailed insights and actionable strategies.

Customer journey

The customer journey last-click attribution misses

One conversion. Five touchpoints. Last-click credits the final touch with 100%.

TikTok
Day 1
YouTube
Day 4
Meta
Day 7
Klaviyo
Day 10
Purchase
Day 13

Last-click attribution

Klaviyo100%

Every other channel gets zero credit, even though they created the demand.

Causal inference

TikTok38%
YouTube22%
Meta25%
Klaviyo15%

API Purpose

Our API facilitates programmatic access to Causality Engine’s features:

Event data ingestion (online/offline conversions)

Attribution result querying

Report generation

Authentication

Use API keys to authenticate requests. Generate and manage keys in your dashboard.

Endpoints Overview

POST /events: Send marketing events with user and channel data.

GET /attribution: Retrieve attribution summaries and channel incrementality.

GET /reports: Access automated report exports.

Data Formats

All requests and responses use JSON. Include mandatory fields such as:

event_type

timestamp

user_id or anonymous_id

channel identifiers

Rate Limits

API limits ensure service stability. Contact support for higher throughput needs.

Error Handling

Standard HTTP status codes indicate success or failure. Error responses include descriptive messages.

Best Practices

Batch events where possible to sharpen throughput.

Validate data before sending to avoid ingestion errors.

Secure API keys and rotate regularly.

For detailed endpoint specs and examples, consult your dashboard’s API section.

See also Marketing Attribution concepts for background.

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Key Terms in This Article

Related Articles

Sixty-second versions of these ideas: Causality Engine on YouTube Shorts.

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Frequently Asked Questions

How do I authenticate API requests?

Include your API key in the Authorization header as a bearer token.

Can I upload offline conversion events via the API?

Yes, the `POST /events` endpoint supports offline event ingestion.

What is the typical API response time?

Responses usually return within 200-500 ms depending on request complexity.

Is there an API sandbox environment?

Yes, a sandbox is available for testing without affecting production data.

How do I request increased rate limits?

Contact support with your use case to discuss quota enhancements.

Related reports

Real reports on this topic.

Anonymised reports from the Attribution Report Library tagged with guide.

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