Zarco leaves it late as he pops into top spot by nearly two tenths. Zarco, Di Giannantonio, Martin, Bezzecchi and Vinales is your top five.
Martin goes second fastest late on but it is still Di Giannantonio who holds top spot.
There's another Honda down at turn eight and this time it is Takaaki Nakagami.
Bagnaia has also found pace and is current inside the top ten.
There's just seven minutes to go as Di Giannantonio leads the way ahead of Bezzecchi.
Marc Marquez goes top in what is his final round as a Honda rider.
It's not been the start Bagnaia would have hoped for. He's 21st and nearly two seconds down on the top time.
Five Ducati riders lead the way and they are all within a tenth of the quickest time set by Di Giannantonio.
Alex Marquez has also gone down at turn one. Cold conditions are catching riders out early on.
Joan Mir has suffered a big fall at turn eight.
Scrap that, lap times are changing rapidly as Marco Bezzecchi goes quickest.
Jorge Martin is the early pacesetter ahead of Alex Marquez and Fabio Quartararo.
Here we go. The final FP1 of the 2023 season is go at Valencia.
Good morning and welcome to the opening day of the 2023 MotoGP season-finale. Coming up at 09:45 is FP1.