---
title: "Session data model"
url: "https://docs.unified.to/analytics/session/model"
description: "API reference for Session data model. Launch multiple pre-built Session integrations today with zero maintenance — all through a single API."
generated_at: "2026-06-24T17:13:55.484Z"
---
# Session data model

 View field support, webhooks, and list parameters for each integration on the [Supported Integrations](/analytics/integrations) page. 

### 

* Data Model
* Typescript Type
* Zod Shape
* Python Class

Data Model

**id**string 

**created\_at**date 

(ISO-8601 / YYYY-MM-DDTHH:MM:SSZ format)

**updated\_at**date 

(ISO-8601 / YYYY-MM-DDTHH:MM:SSZ format)

**property\_id**string 

points to AnalyticsProperty

**visitor\_id**string 

**start\_at**date 

(ISO-8601 / YYYY-MM-DDTHH:MM:SSZ format)

**end\_at**date 

(ISO-8601 / YYYY-MM-DDTHH:MM:SSZ format)

**duration\_seconds**number 

**landing\_page**string 

Session attributes

**exit\_page**string 

Session attributes

**page\_views**number 

Session attributes

**events\_count**number 

Session attributes

**source**string 

Acquisition

**medium**string 

**campaign**string 

**device**string 

**browser**string 

**os**string 

**country**string 

**city**string 

**is\_bounce**boolean 

Engagement

**is\_conversion**boolean 

Engagement

**raw**any