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GET
Get preview URL

Authorizations

api_key
string
header
required

Personal API key.

Path Parameters

app_id
string
required

Response

The app's preview URL and the sandbox serving it.

Response model for preview URL endpoint

preview_url
string
required

URL that serves the app as it currently stands in the builder, including changes you have not published. Open it in a browser or an iframe.

Example:

"https://preview-6820f3a4e7b91d003c45a1f2.base44.app"

sandbox_info
SandboxInfo · object
required

Details of the sandbox serving this preview, including whether it had to be started for this request.

preview_token
string | null

Short-lived token the preview URL needs to authenticate against the preview proxy, or null when the preview needs no token. Treat it as a credential and don't share it.

Example:

"pv_8f2c1a9d4b7e"