Prime editing efficiencies of v1 PE-eVLPs for the HEK3 +1 T-to-A edit in HEK293T cells and Dnmt1 +2 G-to-C edit in N2A cells. Adoption of epegRNAs (v1.2) and the PEmax architecture (v1.3) improved prime editing efficiencies compared to v1.1 PE-eVLPs.