{"id":"ec2-nitro-current-gen-xen-previous","text":"Current-generation EC2 instances (5th gen+) use the Nitro hypervisor; previous generations (M1-M4, C1-C4, T1-T2, R3-R4, etc.) use Xen.","truth_value":"IN","source":"entries/2026/03/08/ec2-instance-types.md","source_url":"","source_hash":"b590aa128a7cf971","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"ec2-nitro-current-gen-xen-previous","truth_value":"IN","reason":"premise"}]}}