> ## Documentation Index
> Fetch the complete documentation index at: https://docs.natural.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Party Invitations

> Public error codes for Party Invitations API endpoints

All error responses follow the standard [error format](/api-reference/errors/error-handling).
Validation errors (422) and rate limit errors (429) apply to all endpoints and are documented in the [Error Handling guide](/api-reference/errors/error-handling).

| Code                   | Status | Detail                                                                                                                 |
| ---------------------- | ------ | ---------------------------------------------------------------------------------------------------------------------- |
| `invalid_value`        | 400    | The information you entered isn't valid. Please check it and try again.                                                |
| `unauthenticated`      | 401    | Authentication is required.                                                                                            |
| `forbidden`            | 403    | You do not have permission to perform this action.                                                                     |
| `invitation_not_found` | 404    | Invitation not found.                                                                                                  |
| `already_exists`       | 409    | The resource already exists.                                                                                           |
| `conflict`             | 409    | The request conflicts with the current resource state.                                                                 |
| `rate_limited`         | 429    | Too many requests. Please try again later.                                                                             |
| `server_error`         | 500    | Something went wrong.                                                                                                  |
| `bad_gateway`          | 502    | We couldn't complete that request because one of Natural's services returned an unexpected response. Please try again. |
| `service_unavailable`  | 503    | The service is temporarily unavailable.                                                                                |