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According to BNB Chain, opBNB completed the Fourier mainnet hard fork upgrade at 11:00 (UTC+8) on January 7, 2026. The core change includes the merge of PR #305, reducing the block production interval from 500 milliseconds to 250 milliseconds, significantly improving transaction throughput and confirmation speed.
CZ encouraged developers to continue building and further advance the BNB ecosystem.
WRITER’S INTRO
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