And his lobbying of OPEC resulted in a production cut twice as large as predicted:

“Amos Hochstein, Biden's top energy envoy, has played a leading role in the lobbying effort, which has been far more extensive than previously reported amid extreme concern in the White House over the potential cut. Hochstein, along with top national security official Brett McGurk and the administration's special envoy to Yemen Tim Lenderking, traveled to Jeddah late last month to discuss a range of energy and security issues as a follow up to Biden's high-profile visit to Saudi Arabia in July.”

(http://www.autoadmit.com/thread.php?thread_id=5206131&forum_id=2#45283413)