Prime Minister John Key spoke with US President Barack Obama last night about the Trans Pacific Partnership meeting on Tuesday.
Mr Key took the phone call at 3.15 am NZ time from his room at the Empire Hotel and Country Club in Brunei where he has been attending the East Asia Summit.
He told reporters with him that he had spoken with Mr Obama for 10 or 15 minutes.
He said he had given him an update on how the TPP meeting had progressed, the dynamics in the room "and how we can work on getting the deal completed."
Mr Obama was committed to the process and had been "prepared to out in his own capital to advance the cause."
"But in the end there are significant issues that new to be thrashed out by negotiating teams and we need to get a sense of what individual countries are prepared to have as their both starting and finishing point. There's only so much an individual person can do."