McConnell "is happy to review what the president has in mind, but to date, the Senate Democrat majority has not put forward a plan," McConnell aide Don Stewart said in a statement. "When they do, members on both sides of the aisle will review the legislation and make decisions on how best to proceed."
Jason Peuquet, research director for the Committee for a Responsible Federal Budget, said the conditions for a bipartisan agreement are there.
"Just by the numbers, they're incredibly close," Peuquet told ABC News. "And so it seems pretty crazy that they wouldn't be able to find an agreement."
Vice President Joe Biden said today that he is "neither optimistic nor pessimistic" as the clock ticks quickly towards the end-of-year deadline to get a deal to avoid the fiscal cliff.
Biden appeared on Capitol Hill briefly this afternoon to swear in Hawaii's newest Senator, Brian Schatz, but did not have any side meetings while on the Hill on the fiscal cliff.
Asked what sort of plan might work to avert the fiscal cliff and he replied to a reporter, "You tell me what will attract Republican votes and I will tell you."