---
title: "List events"
method: GET
path: "/api/v1/cdp/events"
tags: ["CDP Events"]
---

# List events

`GET /api/v1/cdp/events`

List events, newest first, with optional filters by name, subject, and time range.

## Query parameters

- `name` string — Filter by exact event name.
- `personExternalId` string — Filter to events whose subject is this person externalId.
- `customObjectType` string — Filter by custom-object type name.
- `customObjectExternalId` string — Filter by custom-object externalId.
- `start` string — Inclusive lower bound on event timestamp, ISO 8601.
- `end` string — Inclusive upper bound on event timestamp, ISO 8601.
- `limit` integer — Max items to return, 1-1000 (default 100).
- `cursor` string — Opaque pagination token from a previous response's `next_cursor`. Omit for the first page.

## Response `200`

Success

- object
  - `data` object[], required
    - `externalId` string, required — Your stable identifier for this event (idempotency key).
    - `name` string, required
    - `timestamp` string, required — When the event occurred, ISO 8601.
    - `personExternalId` string, nullable, required
    - `customObjectType` string, nullable, required
    - `customObjectExternalId` string, nullable, required
    - `properties` object, required — Free-form event payload.
    - `receivedAt` string, required — When the event was received, ISO 8601.
  - `next_cursor` string, nullable, required

## Other responses

- `400` — Validation failed or the request cannot proceed.
- `401` — Missing, malformed, or revoked API key.
- `404` — The resource does not exist in this organization.
- `409` — Conflicts with the current state (duplicates, wrong lifecycle state).
- `422` — The request is well-formed but semantically invalid.
- `429` — Rate limit exceeded — retry after `Retry-After`.
- `500` — Internal server error.
- `503` — Transient error — retry with a narrower request.

---

[API](https://skmtc.net/useboom/apis/boom-api.md) · [All operations](https://skmtc.net/useboom/apis/boom-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/useboom/boom-api/revisions/00f873e07076/schema)