According to BlockBeats, on September 18, Celestia announced via social media that the Lemongrass upgrade has been successfully implemented. This marks Celestia's first mainnet upgrade, introducing one-click interactions through IBC and inter-chain accounts.

The primary changes in this upgrade include several significant improvements. CIP-6 has been implemented to establish a minimum gas price, aimed at reducing network spam transactions. CIP-9 introduces middleware for packet forwarding, enhancing the efficiency of IBC cross-chain transfers. CIP-10 sets up a new network upgrade signaling mechanism, simplifying and accelerating future upgrades. CIP-14 brings in cross-chain account functionality, boosting interoperability with the Cosmos ecosystem. Lastly, CIP-20 deprecates the Blobstream module, streamlining the network architecture to improve performance.