Protocol Upgrade Compatibility Review: Gemini

Security reviews conducted on October 10, 2026, analyze protocol upgrades for Portal and Gemini. Portal, with a TVL of $1.652B, is introducing a fee-distribution module, a revamped governance router, and fast-exit pathways for L2 assets. Gemini, holding a TVL of $5.51B, is transitioning from v2.4 to v2.5. This multi-chain DeFi platform, governed by a DAO, utilizes UUPS or Transparent Proxy patterns to manage its lending, stable-coin issuance, and yield-optimisation services across Ethereum and L2 roll-ups.