"DOD consistently and repeatedly made prejudicial errors, at every step along the way, that systematically favored Microsoft and harmed AWS," the company writes in its redacted protest.

"I think if you do a truly objective, detailed, apples-to-apples comparison of the platforms, you don't end up in the spot where that decision is made," Andy Jassy said of JEDI's award to Microsoft.

Jeff Bezos was up for a spot on the Defense Innovation Board before a whistleblower flagged problems.

The lawmakers feel they didn't receive "sufficient" answers to two letters from July.

When agencies buy commercial capabilities, Bezos said, they "keep improving kind of ‘auto-magically’ without any effort."