Software1 hOctober 29, 2026, 19:43

Agave 4.4 for Solana adds four new gates and validator changes

Anza released Agave v4.4.0 as stable, recommended for 20% of mainnet stake plus testnet and devnet. The update adds gates SIMD-0290, SIMD-0433, SIMD-0317 and SIMD-0599, along with minContextSlot support in getTransaction and getSignatureStatuses.

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Agave 4.4 for Solana adds four new gates and validator changes

SIMD-0290 lets blocks include transactions whose fee payer cannot cover the fee
SIMD-0433 resizes the program data account on upgrade and refunds surplus rent
SIMD-0317 mandates 32:32 FEC sets; other combinations are dropped on ingest
SIMD-0599 removes inactive stake from rewards: 17.1% of mainnet stake accounts

#Solana#Anza#Agave

Solana's Alpenglow goes live Oct 21: finality drops to 150ms

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Policy

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Security

Agave 4.4 for Solana adds four new gates and validator changes

Solana's Alpenglow goes live Oct 21: finality drops to 150ms

Alpenglow to replace Solana consensus with one-slot finality

Validators Can Now Share Block Revenue: Two Commissions

Only one of four gates stopped every attack on an AI agent