Solana to triple transaction size as apps get room for more complex trades
Solana is upgrading its transaction format to allow for larger data sizes, increasing the limit from 1,232 bytes to 4,096 bytes. This change aims to reduce technical bottlenecks and improve the network's ability to handle complex decentralized applications.
Why it matters
This upgrade helps Solana compete more effectively with Ethereum by allowing for more data-dense transactions, which is crucial for scaling blockchain applications.
Operations that previously had to be split across several transactions can increasingly be handled in a single transaction under Transaction v1. That includes large cryptographic proofs, payments requiring many approvals and some confidential transfers.
The new format is already running on Solana's test and development networks. Existing transaction formats will continue to work, so wallets and apps do not have to switch to v1 unless they need the extra space.
It could help Solana sharpen its edge over its rival Ethereum. While Solana has always been faster and cheaper, it previously fell behind in one key area: its transactions were strictly hard-capped at 1,232 bytes. Ethereum, by contrast, has no rigid protocol size limit, allowing developers to execute massive, data-dense applications in a single operation simply by paying a higher transaction fee.
By more than tripling this ceiling to 4,096 bytes, Solana is looking to eliminate this structural bottleneck.
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