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

# Authentication & Access

<Card title="API error code 401 - Authentication failed" href="/support/inference/articles/api-error-code-401-authentication-failed" arrow="true" horizontal>
  A 401 error with the message "Authentication failed" means your authentication credentials are incorrect or your W\&B pro ...
</Card>

<Card title="API error code 403 - Country, region, or territory not supported" href="/support/inference/articles/api-error-code-403-country-region-or-ter" arrow="true" horizontal>
  A 403 error with the message "Country, region, or territory not supported" means you're accessing Serverless Inference f ...
</Card>

<Card title="API error code 403 - The inference gateway is not enabled for your organization" href="/support/inference/articles/api-error-code-403-the-inference-gateway" arrow="true" horizontal>
  A 403 error with the message "The inference gateway is not enabled for your organization" means your organization doesn' ...
</Card>