# List rate plans (/api/usage-rate-plans/list-usage-rate-plans)

`GET https://api.comecero.com/api/v1/usage/rate_plans`

Every saved version of every rate plan, newest `effective_from` first, up to 500. There is no paging. Secret and trusted tokens may call it; a limited token may not (`403`).

## Parameters

- `metric_id` (query): Only the plans that price this metric.

Responses: 200, 400, 401, 403, 500.

Full schemas: operation `list_usage_rate_plans` in /openapi.json.