---
title: "Update Monthly Spend Limit"
method: PATCH
path: "/api/billing/spend-limit"
tags: ["Billing"]
---

# Update Monthly Spend Limit

`PATCH /api/billing/spend-limit`

## Request

- Base URL: `https://api.qomplement.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.qomplement.com/api/billing/spend-limit`
- Auth: HTTP bearer

Keep the legacy route fail-closed until cost limits are enforced.

## Request body

- UpdateSpendLimitRequest
  - `monthly_document_limit` integer, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422`: Validation Error

## Changes

- **2026-09-09** `6fe617c112ef`: 1 info
  - endpoint added
- **2026-08-29** `7a7c8e2b5afc`: 1 breaking
  - api path removed without deprecation

[Operation history](https://skmtc.dev/qomplement/apis/qomplement-api/changes/api/billing/spend-limit/patch.md)

---

[API](https://skmtc.dev/qomplement/apis/qomplement-api.md) - [All operations](https://skmtc.dev/qomplement/apis/qomplement-api/llms.txt) - [OpenAPI document](https://skmtc.dev/qomplement/apis/qomplement-api/revisions/6fe617c112ef?raw)