# Trenches Today — August 18, 2026

Canonical edition: https://trenchestoday.xyz/editions/2026-08-18
Published: 2026-08-18T17:18:13.812Z
Updated: 2026-08-18T17:18:13.812Z
Edition: 20260818
Revision: 1787073380
Content hash: 97fb82a2f34c30d184cce30adff5c9f67fd1bf0fc17117bc753ba32779dea152

> An engineering update details Solana's Versioned Transactions (Transaction v1) and Address Lookup Tables (ALTs) to expand transaction capacity beyond the legacy 1232-byte MTU limits.

## Lead story: Solana Details Transaction v1 and Address Lookup Table Trade-Offs

An engineering update details Solana's Versioned Transactions (Transaction v1) and Address Lookup Tables (ALTs) to expand transaction capacity beyond the legacy 1232-byte MTU limits.

- An engineering update details Solana's Versioned Transactions (Transaction v1) and Address Lookup Tables (ALTs) to expand transaction capacity beyond the legacy 1232-byte MTU limits.

Original source: [solana-foundation](https://solana.com/news/transaction-v1-and-the-alt-trade-off)

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