# Page Not Found

The URL `xai-blockchain/sentry-node-purchase-and-setup/step-1-purchase-a-sentry-key/option-1-buy-node-key-via-the-website` does not exist.

You might be looking for one of these pages:
- [Option 1: Buy Sentry Key via the website](https://xai-foundation.gitbook.io/xai-network/about-xai/sentry-key-purchase-and-setup/step-1-purchase-a-sentry-key/option-1-buy-sentry-key-via-the-website.md)
- [Option 2: Buy Sentry Key via Xai Sentry Node desktop app](https://xai-foundation.gitbook.io/xai-network/about-xai/sentry-key-purchase-and-setup/step-1-purchase-a-sentry-key/option-2-buy-sentry-key-via-xai-sentry-node-desktop-app.md)
- [Option 4: Buy Sentry Key via Node License Contract on Arbiscan](https://xai-foundation.gitbook.io/xai-network/about-xai/sentry-key-purchase-and-setup/step-1-purchase-a-sentry-key/option-4-buy-sentry-key-via-node-license-contract-on-arbiscan.md)
- [Option 3: Buy Sentry Key via Xai Sentry Node CLI (command line interface)](https://xai-foundation.gitbook.io/xai-network/about-xai/sentry-key-purchase-and-setup/step-1-purchase-a-sentry-key/option-3-buy-sentry-key-via-xai-sentry-node-cli-command-line-interface.md)
- [Step 1: Purchase a Sentry Key](https://xai-foundation.gitbook.io/xai-network/about-xai/sentry-key-purchase-and-setup/step-1-purchase-a-sentry-key.md)

## How to find the correct page

1. **Browse the full index**: [/sitemap.md](https://xai-foundation.gitbook.io/xai-network/sitemap.md) - Complete documentation index
2. **View the full content**: [/llms-full.txt](https://xai-foundation.gitbook.io/xai-network/llms-full.txt) - Full content export

## Tips for requesting documentation

- For markdown responses, append `.md` to URLs (e.g., `/xai-network/about-xai/sentry-key-purchase-and-setup/step-1-purchase-a-sentry-key/option-1-buy-sentry-key-via-the-website.md`)
- Use `Accept: text/markdown` header for content negotiation