For the past three days, DOGE and a handful of Palantir representatives, along with dozens of career IRS engineers, have been collaborating to build a “mega API,” WIRED has learned.

Palantir, the software company cofounded by Peter Thiel, is part of an effort by Elon Musk’s so-called Department of Government Efficiency (DOGE) to build a new “mega API” for accessing Internal Revenue Service records, IRS sources tell WIRED.