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Protocol Constants

Block intervals, size limits, and default network fee schedule

Protocol Constants

ConstantValue
Default block interval5 seconds (3 seconds on mainnet)
Minimum block interval1 second
Maximum block interval30 seconds
Default maximum block size2,000,000 bytes (2 MB)
Maximum wire message size2,097,152 bytes (hard limit)
Default maximum transaction size2,048 bytes
Minimum transaction size limit1,024 bytes
Create limit order: default network feeFree
Update limit order: default network feeFree
Cancel limit order: default network feeFree
Call order update: default network feeFree
Bid collateral: default network feeTBC
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