## Date and Time Date/Time: [Thursday, Sept 9 at 13:00 UTC](https://www.timeanddate.com/worldclock/converter.html?iso=20210909T130000&p1=1440&p2=224&p3=179&p4=195&p5=237) Duration: 60 mins Zoom: to be shared in Ethereum R&D discord before call. ## Agenda Continue discussion on [Engine API design space](https://hackmd.io/@n0ble/consensus_api_design_space): * Briefly cover changes in the [Minimal set of methods](https://hackmd.io/@n0ble/consensus_api_design_space#Minimal-set-of-methods) section that have been added since [ACD 121](https://github.com/ethereum/pm/issues/379) * Proceed with the [Transition process](https://hackmd.io/@n0ble/consensus_api_design_space#Transition-process) section