There is https://github.com/avatsaev/webb-tracker-api https://github.com/avatsaev/webb-tracker-api which says it gets its info from https://www.jwst.nasa.gov/co

There is https://github.com/avatsaev/webb-tracker-api https://github.com/avatsaev/webb-tracker-api which says it gets its info from https://www.jwst.nasa.gov/content/webbLaunch/whereIsWebb.html https://www.jwst.nasa.gov/content/webbLaunch/whereIsWebb.htm...; not sure if it's a content scraper or if there's an API there as well.