Subsequent talks attended by European, Ukrainian and American negotiators yielded an updated 19-point plan.
In a post on social platform X, Dmitriev said it was an “important day for peace.”
Witkoff traveled to Moscow after taking part in U.S.-Ukraine talks in Florida.
Kremlin spokesperson Dmitry Peskov told journalists on Tuesday that Kushner would also participate in the meeting with Putin, which will last “as long as needed.”
The Russian leader, however, shows no signs of backing down.
Speaking in Bishkek last week, Putin said that the fighting will end when “the Ukrainian forces leave the territories they hold.”