Hedera v0.66 Upgrade Today: AI Agent Tools Expand as CBDC Trials Move Ahead

Hedera will upgrade mainnet to v0.66 today, Wednesday, October 8, 2025, at 17:00 UTC. The maintenance window is expected to last about 40 minutes, and the team flags possible brief disruption during the process. The timing appears on the official status channel and mirrors community reposts of the notice. The network set the window after […]

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