Ethereum schedules Hoodi’s Glamsterdam rehearsal, leaving mainnet timing open
The testnet announcement makes operational readiness the next milestone, rather than establishing production-scale performance gains.
Read the analysis →PROTOCOL BULLETIN / 01
Activation record
- Network
- Hoodi testnet
- Scheduled activation
- 26 Oct 2026 · 17:42:48 UTC
- Epoch
- 132,352
- Mainnet
- Date undecided
Change
Glamsterdam rehearsal on Hoodi; future activation, not a completed rollout.
Components
Block-level access lists and a scheduled gas-limit change.
Compatibility & risk
Operators need compatible clients. No independent performance test is claimed.