# `server.maintenance` — Temporarily unavailable

**HTTP status:** 503  
**Retryable:** yes — the same request may succeed later (reuse your Idempotency-Key)

## When it happens

The API is in maintenance or overloaded.

## What to do

Retry after the number of seconds in `Retry-After`.

## Example response

```json
{
  "type": "https://quickota.com/developers/errors/server.maintenance",
  "title": "Temporarily unavailable",
  "status": 503,
  "code": "server.maintenance",
  "detail": "The API is in maintenance or overloaded.",
  "suggestion": "Retry after the number of seconds in \u0060Retry-After\u0060.",
  "retryable": true,
  "requestId": "req_7f3a2c9e41d0b8a6c5e21f90"
}
```

See [Errors](https://quickota.com/developers/guides/errors) for how to handle errors in general.