Configuration

Environment variables

Variable	Default	Used for
PUBLIC_ONETAG_KEY	YOUR_ONETAG_KEY	The OneTag AI key. Without it the dialog shows a “not set up” message.
PUBLIC_ONETAG_SITE	https://onetagai.com	Where v1.js and the API live. Only needed for self-hosted deployments.
BASE_PATH	/	Sub-path the site is served from, for example /astro-ai-docs on a GitHub project page.

Variables starting with PUBLIC_ are read at build time and written into the HTML, which is why This key is designed to be public.

Component constants

Defined at the top of the script in src/components/Search.astro.

Constant	Default	Meaning
TOP_PAGES	5	Pages retrieved per question.
PER_PAGE	6000	Characters kept from each page.
MAX_CONTEXT	20000	Characters of page text sent in total. The service limit for one call is 32,000, question and history included.
RULES	see file	The instructions given to the model.

Answer length

maxTokens: 400 in the onetag.ask call caps the answer at about 300 words. The service allows up to 1,000.