Errors
Common HTTP codes and troubleshooting hints.
| Code | Meaning | What to do |
|---|---|---|
| 400 | Bad request | Check JSON / params |
| 401 | Unauthorized | Check api_key |
| 403 | Forbidden | Check plan/permissions |
| 429 | Rate limit | Retry with backoff |
| 500 | Server error | Retry / contact support |