---
title: "Get daily concurrent usage"
method: GET
path: "/usage/concurrent"
tags: ["Usage"]
---

# Get daily concurrent usage

`GET /usage/concurrent`

Get daily concurrent-capacity usage for the authenticated customer. Returns usage rows from the billing system, broken down by date, model, and region.

## Query parameters

- `from` string, date, required
- `to` string, date, required
- `model_id` string
- `region` string

## Headers

- `x-api-key` string, required

## Response `200`

Daily usage data

- object
  - `customerId` string
  - `from` string, date
  - `to` string, date
  - `items` object[]
    - `date` string, date
    - `customerId` string
    - `modelId` string — Dedicated model route ID
    - `region` string
    - `usageSecondsTimesSize` number — GPU-instance-seconds (instance size × seconds)
    - `concurrencyHours` number — usageSecondsTimesSize / 3600
    - `averageSize` number — Time-weighted average instance count

## Other responses

- `400` — Missing or invalid date range or filters
- `401` — Unauthorized — invalid or missing API key
- `504` — Query timed out — try a smaller date range

## Changes

- **2026-05-20** `702f8648dfd2` — 1 info
  - endpoint added

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

---

[API](https://skmtc.dev/deepdub-ai/apis/deepdub-api.md) · [All operations](https://skmtc.dev/deepdub-ai/apis/deepdub-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/deepdub-ai/deepdub-api/revisions/903a930c3849/schema)