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

# PrivateEndpointCheckReason

Why the check failed.

## Example Usage

```python theme={null}
from openrouter.components import PrivateEndpointCheckReason

# Open enum: unrecognized values are captured as UnrecognizedStr
value: PrivateEndpointCheckReason = "database_error"
```

## Values

This is an open enum. Unrecognized values will not fail type checks.

* `"database_error"`
* `"endpoint_limit_reached"`
* `"invalid_base_url"`
* `"model_not_found"`
* `"provider_not_found"`
* `"endpoint_not_found"`
* `"workspace_not_found"`
* `"no_byok_key"`
* `"key_decryption_failed"`
* `"upstream_error"`
* `"invalid_response"`
* `"invalid_stream"`
* `"missing_usage"`
* `"model_mismatch"`
* `"not_validated"`
* `"validation_stale"`
