Zcash activated NU7 on public testnet ahead of schedule, cutting block time from 75 seconds to 25 seconds before a November mainnet rollout. The upgrade reduces block rewards to one third to preserve ZEC issuance, while redirecting 60% of fees into a reserve for mining rewards.
Bitcoin maximalist and JAN3 head Samson Mow has publicly challenged the sustainability of Zcash's current parabolic rally. Commenting on the ZEC/USDT chart, where the coin corrected to $1,300 after recently surging to a peak near $1,600, Mow focused on the asset's year-to-date performance.
NU7 took effect at block 4,465,026 on Oct. 4, two days earlier than projected, leaving developers about two weeks of data before they set a mainnet activation height on Oct. 20.
ZEC, the native coin of the Zcash ecosystem, is consolidating around the $1,330 region on Monday. The coin recovers from a weekend low of $1,254 after the team announced that it has activated its NU7 network upgrade on the testnet, moving its proposed protocol changes into live testing roughly a month before the targeted mainnet launch. According to Zcash testnet explorer ZecBlock, the scheduled activation block, 4,465,026, was mined on Oct. 4 at 18:21:45 UTC. Zcash subsequently confirmed in a post on X that NU7 was live on the testing network. The activation marks a step toward deployment, allowing developers and infrastructure operators to evaluate how the new rules function under testnet conditions.
Zcash has activated its NU7 network upgrade on testnet at block 4,465,026, putting its planned 25 second blocks and new fee mechanism into live testing ahead of a targeted Nov. 5 mainnet rollout.
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The upgrade activated on the public testnet Oct. 4, two days before its scheduled milestone. Mainnet activation remains targeted for Nov. 5, subject to review.
NU7 cuts the target block time from 75 seconds to 25, giving exchanges, wallets and developers a live rehearsal before a planned November mainnet launch.
Zcash's NU7 upgrade is now live on testnet, giving developers several weeks to assess 25-second blocks and other protocol changes before a planned November mainnet activation.
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The milestone is estimated around Oct. 6. NU7 would shorten target block spacing to 25 seconds and direct part of transaction fees to a reserve for future block rewards.
Zcash's NU7 upgrade on testnet could enhance transaction speed and sustainability, potentially influencing broader blockchain adoption trends. Zcash activates NU7 network upgrade on testnet at block height 4,465,026.