v0.13.0 (MONAD_NINE)
warning
These instructions are only applicable to testnet. This can be ignored for mainnet.
Please do not proceed until Monad Foundation provides notice.
Hard Fork Release
This release activates MONAD_NINE at timestamps (all nodes must upgrade before activation):
1773153000-2026-03-10 14:30GMT(testnet)1773930600-2026-03-19 14:30GMT(mainnet)
Instructions for node operators
No configuration changes required
This release does not require any node.toml or systemctl override changes. It is a drop-in upgrade from v0.12.7.
1. SSH into the node as root user
2. Upgrade monad package
sudo apt update && sudo apt install --reinstall monad=0.13.0 -y --allow-downgrades --allow-change-held-packages3. Restart the services and verify
sudo systemctl restart monad-bft monad-execution monad-rpcsudo systemctl status monad-bft monad-execution monad-rpc --no-pager -lExpected output: All services should show Active: active (running)
4. Verify the correct version is running
monad-rpc --versionExpected output:
monad-rpc {"commit":"0a9cbb8227207a7b33ddf5caf7bd796e855df99f","tag":"v0.13.0","branch":"","modified":true}Patch notes
Please refer to the public changelog for v0.13.0.
Key changes in MONAD_NINE
- MIP-3: Linear memory implementation
- MIP-4: Reserve balance precompile
- MIP-5: Osaka fork (CLZ opcode - EIP-7939)