While the i9-9900T remains unconfirmed, an i7-9700T is definitely happening. Also coming this spring, a large batch of 35W desktop processors including : Celeron G4930T (3.00GHz) Pentium G5420T (3.20GHz) Pentium G5600T (3.30GHz) i3-9100T (3.10GHz) i3-9300T (3.20GHz) i5-9400T (1.80GHz) i5-9500T (2.20GHz) and i5-9600T (2.30GHz).
Sources: Intel, @momomo_us