Sep 21, 2026
Sep 21, 2026
Sep 21, 2026
Sep 21, 2026
Sep 21, 2026
Sep 21, 2026
Sep 20, 2026
Sep 20, 2026
Solana's V1 transaction format went live Sept. 15, raising the per-transaction data ceiling to 4,096 bytes, while the 250ms slot reduction activates around 05:01 UTC on Sept. 18. Both land on a network that just processed 5.2 billion non-vote transactions in August. Here's why the slot cut matters less than you'd think.