---
title: "list aggregated AI token usage"
method: GET
path: "/w/{workspace}/ai/usage"
tags: ["ai"]
---

# list aggregated AI token usage

`GET /w/{workspace}/ai/usage`

## Path parameters

- `workspace` string, required

## Query parameters

- `days` integer
- `group_by` 'day' | 'user' | 'model'
- `scope` 'workspace' | 'self'

## Response `200`

usage buckets

- object
  - `buckets` AITokenUsageBucket[], required
    - `key` string, required — the grouped dimension's value; empty when grouping by model
    - `provider` string, required
    - `model` string, required
    - `input_tokens` integer, required
    - `cache_read_tokens` integer, required
    - `cache_write_tokens` integer, required
    - `output_tokens` integer, required
    - `reported_cost_nano_usd` integer
    - `requests` integer, required
  - `truncated` boolean, required — more buckets matched than were returned, so summing them under-reports

## Changes

- **2026-08-24** `0f7dfcd9c1f0` — 1 info
  - endpoint added

[Change history](https://skmtc.dev/windmill/apis/windmill-api/changes/w/:workspace/ai/usage/get.md)

---

[API](https://skmtc.dev/windmill/apis/windmill-api.md) · [All operations](https://skmtc.dev/windmill/apis/windmill-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/windmill/windmill-api/revisions/7b281701c340/schema)