Ethereum sets Glamsterdam upgrade activation on Sepolia testnet for Oct. 6
Image: CointelegraphEthereum has scheduled its Glamsterdam upgrade to activate on the Sepolia testnet on Oct. 6 at 13:53:36 UTC. The upgrade combines Amsterdam execution layer changes and Gloas consensus layer changes. It adds protocol-level proposer-builder separation, block-level access lists, and updated gas pricing. Mainnet and the Hoodi validator testnet rollout dates remain unset. Sepolia node operators must update their execution and consensus clients before activation.
Key points
- Glamsterdam is scheduled to activate on Ethereum's Sepolia testnet on Oct. 6.
- The upgrade adds protocol-level proposer-builder separation and block-level access lists.
- Glamsterdam includes updated gas pricing and block construction changes.
- Mainnet rollout for Glamsterdam has no set date currently.
Why it matters
The upgrade is designed to support higher Ethereum Layer-1 throughput and reduce reliance on external middleware for block building. Some smart contracts may need adjustments to comply with new gas pricing rules.
Price context · ETH
At publication
$2,665.41
Now
$2,665.41
Change since
+0.00%
7 days · dashed line = publication
Sources · 2 publishers
Crypto.news
Tier 2
Ethereum will test a major speed upgrade on Oct. 6
Coverage timeline
- First reported by Cointelegraph
- Confirmed by Crypto.news
- CryptoVideos brief published
How this brief was made. Our system found this event in 2 independent publications, summarised two complete reports with AI and checked every number above against the source text. Sources are linked in full. Not financial advice. Report an error
