Having held club-to-club talks earlier this month Liverpool made a straight £35m offer to Palace for Guehi, which has remained on the table.
Talks recommenced in recent days and it is understood Liverpool have indicated they are prepared to include a 10% sell-on clause.
Palace have responded by saying they want a deal worth £35m and an added £5m in bonuses. Talks between the clubs are ongoing in an attempt to reach a deal before Monday's transfer deadline.
Full story: BBC Sport
