# Create a preview code

Collection: cli
Human docs: https://zei.sh/docs/cli

Mint temporary HTTP access to a port.

Command: zeishctl sandboxes preview-code SANDBOX_ID 3000 --ttl-seconds 300 --path /health
The port is positional. TTL and path are optional.

Example:

```
zeishctl sandboxes preview-code SANDBOX_ID 3000 --ttl-seconds 300 --path /health
```