---
title: "Get Impressions Usage"
method: GET
path: "/billing/usage/{account_id}"
tags: ["Impressions Usage"]
---

# Get Impressions Usage

`GET /billing/usage/{account_id}`

Get Impressions Usage by account id

## Path parameters

- `account_id` integer, required

## Query parameters

- `per_page` integer
- `page` integer
- `usage_date_from` string, required
- `usage_date_to` string, required
- `platforms` string[]
- `query` string
- `sort` string
- `order` string

## Response `200`

Return Impression Usage info for account

- ImpressionsUsage[]
  - `experiment_id` integer, required — The ID for the experiment.
  - `experiment_name` string, required — The Experiment name to display in the Optimizely app. Whitespaces and other non-alphanumeric characters allowed. Defaults to experiment key if left empty.
  - `experiment_status` string, required — The status of the Experiment.
  - `impression_count` integer, required — The Impressions count at experiment level.
  - `platform` string, required — The platform of the Project
  - `project_id` integer, required — The ID for the project.
  - `project_name` string, required — The name of the Project.

## Other responses

- `400` — Invalid ID
- `401` — Invalid credentials
- `403` — You do not have permission to account
- `404` — Impression Usage not found
- `default` — Unexpected error

---

[API](https://skmtc.dev/optimizely/apis/optimizely-api.md) · [All operations](https://skmtc.dev/optimizely/apis/optimizely-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/optimizely/optimizely-api/revisions/5151fe6a2297/schema)