What could be the maximum size we can set for an OP_RETURN metadata output in a single transaction?

+2 votes
asked Oct 16, 2018 by gimmick

1 Answer

0 votes
Up to 64 MB in an OP_RETURN output is possible, but your blockchain parameters need to be set appropriately. See the 'Production recommendations' section here:

answered Oct 16, 2018 by MultiChain