---
title: "Update Group Mcp Period Limit"
method: PATCH
path: "/api/v1/groups/{group_id}/mcp-period-limit/{mcp_period_limit}"
tags: ["User APIs", "groups"]
---

# Update Group Mcp Period Limit

`PATCH /api/v1/groups/{group_id}/mcp-period-limit/{mcp_period_limit}`

Update group MCP collective period limit.

Accepts a float value or "null" to remove the limit.

Cycle rules:
- First time a limit is set: mcp_period_start_date = now, mcp_period_reset_date = now + 1 day.
- Updating an existing limit: preserves cycle dates (no restart).
- Removing the limit ("null"): clears both cycle dates.

## Path parameters

- `group_id` string, uuid, required
- `mcp_period_limit` string, required

## Response `200`

Successful Response

- unknown

## Other responses

- `422` — Validation Error

---

[API](https://skmtc.net/carbonarc/apis/carbon-arc-client-admin-api.md) · [All operations](https://skmtc.net/carbonarc/apis/carbon-arc-client-admin-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/carbonarc/carbon-arc-client-admin-api/revisions/a8ca30023371/schema)