The Agni missile is a family of Medium to Intercontinental range ballistic missiles developed by DRDO of India.
The initial Technology demonstrator version had a range of 1500 km but were based on a solid and a liquid stage making for long preparation before firing.
While the Agni-I, Agni-II and Agni-III, Agni-IV, Agni-V were developed under the IGMDP, and Agni-VI is under development as independent projects pursuant to the policy changes made by the DRDO after the end of the IGMDP in 2008.