Raga Todi belongs to Todi Thaat. It is a morning Raga, and uses all seven notes in the ascent and descent. Rishabh, Gandhar and Dhaivat are komal (flat), Madhyam is Tivra while Nishad is Shuddha. The derivative ragas out of this structure are grouped under the broad head of Todi Thaat.
Thaat : Todi
Samay : Morning