The Śāriputraparipṛcchā and the Samayabhedoparacanacakra both suggest that the Lokottaravāda had their origins with the Ekavyāvahārikas and the Kukkuṭikas.
The 6th century CE Indian monk Paramārtha wrote that 200 years after the of the Buddha, much of the school moved north of Rājagṛha, and were divided over whether the Mahayana teachings should be incorporated formally into their Tripiṭaka.