---
title: "List behaviours observed for an end-user"
method: GET
path: "/v1/projects/{projectSlug}/users/{userId}/behaviours"
tags: ["Users"]
---

# List behaviours observed for an end-user

`GET /v1/projects/{projectSlug}/users/{userId}/behaviours`

Returns the behaviour clusters observed on the end-user's sessions, most frequent first. Counts are scoped to the user; cluster identity comes from the project taxonomy.

## Path parameters

- `projectSlug` string, required — Project slug (human-readable identifier)
- `userId` string, required — End-user identifier. URL-encode values containing special characters.

## Query parameters

- `limit` integer — Maximum number of behaviours to return.

## Response `200`

User behaviours

- UserBehavioursResponse
  - `items` UserBehaviour[], required — Behaviour clusters observed on the user's sessions, most frequent first.
    - `clusterId` string, required — Stable identifier of the behaviour cluster.
    - `name` string, required — Human-readable behaviour name.
    - `description` string, required — Behaviour description.
    - `observationCount` integer, required — Observations of this behaviour on the user's sessions.
    - `firstObservedAt` string, required — ISO-8601 timestamp the behaviour was first observed for the user.
    - `lastObservedAt` string, required — ISO-8601 timestamp the behaviour was last observed for the user.

## Other responses

- `400` — Validation error
- `401` — Unauthorized
- `404` — Not found

---

[API](https://skmtc.net/latitude-dev/apis/latitude.md) · [All operations](https://skmtc.net/latitude-dev/apis/latitude/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/latitude-dev/latitude/versions/6a8789c59a5c/schema)