Deep Dive
1. V1 Security Patch & Bounty Resolution (July 2025)
Overview: This was a critical security update following a major exploit. The team patched a vulnerability and successfully negotiated the return of most stolen user funds, which helped restore confidence.
The update addressed a re-entrancy vulnerability in the V1 OrderBook contract that allowed an attacker to manipulate Bitcoin short prices and artificially inflate the value of GLP tokens. The flaw was in how the contract instantly updated global average prices upon short position creation. Following the fix, the team offered a white-hat bounty, leading to the return of approximately $40 million of the $42 million stolen.
What this means: This is bullish for GMX because it demonstrates a capable and responsive team that prioritizes user security and asset recovery. The swift resolution likely prevented greater losses and strengthened the protocol's long-term credibility.
(The Block)
2. Open Interest Calculation Update (December 2025)
Overview: This backend change improves the accuracy of a key trading metric displayed to all users, making risk assessment more reliable.
GMX updated its method for calculating Open Interest (OI) balance on 22 December 2025. The new system bases OI on the current notional value of open positions instead of their USD value at opening time.
What this means: This is neutral-to-bullish for GMX because it provides traders with a more transparent and real-time view of market exposure. Better data leads to more informed trading decisions, enhancing the platform's utility for serious users.
(TradingView)
3. Multichain Infrastructure Launch (September 2025)
Overview: This major infrastructure update allows users from other blockchains to access GMX's markets seamlessly, significantly expanding its potential user base.
Powered by LayerZero, the GMX Multichain launch first expanded to the Base network. It abstracts network costs and enables sub-1-second execution for users from any EVM chain without manual bridging.
What this means: This is bullish for GMX because it breaks down barriers to entry, unlocking liquidity and users from across the crypto ecosystem. This expansion is a strategic move to capture market share and solidify GMX as a foundational DeFi layer.
(CryptoPotato)
Conclusion
GMX's development trajectory shows a maturing protocol focused on hardening security, improving data transparency, and expanding its reach through cross-chain infrastructure. While no major codebase changes have been reported in 2026, how might the upcoming distribution plan for recovered funds from the 2025 hack further influence the protocol's evolution?