I use this nice open source tool (really just some shell scripts) that Coinbase created, which supports cross-account assume-role with MFA at the command line:

I use this nice open source tool (really just some shell scripts) that Coinbase created, which supports cross-account assume-role with MFA at the command line: https://github.com/coinbase/assume-role https://github.com/coinbase/assume-role edit: and apparently it doesn't work with this... :'(