Remove Grep if you want to list or keep it for search and example here search by name with ‘db’
aws ec2 describe-instances --region eu-west-1 --query 'Reservations[*].Instances[*].[Placement.AvailabilityZone, State.Name, InstanceId,InstanceType,Tags[?Key==`Name`] | [0].Value]' --output text |grep db
