diff --git a/cmd/config.go b/cmd/config.go
index 96d2b6ad6..ac9fe3517 100644
--- a/cmd/config.go
+++ b/cmd/config.go
@@ -5,6 +5,7 @@ import (
 
 	"github.com/CircleCI-Public/circleci-cli/api"
 	"github.com/CircleCI-Public/circleci-cli/filetree"
+	"github.com/CircleCI-Public/circleci-cli/proxy"
 	"github.com/pkg/errors"
 	"github.com/spf13/cobra"
 	yaml "gopkg.in/yaml.v2"
@@ -49,9 +50,19 @@ func newConfigCommand() *cobra.Command {
 		Args:  cobra.ExactArgs(1),
 	}
 
+	migrateCommand := &cobra.Command{
+		Use:    "migrate",
+		Short:  "migrate configuration file to new format",
+		RunE:   migrateConfig,
+		Hidden: true,
+	}
+	migrateCommand.PersistentFlags().StringP("config", "c", ".circleci/config.yml", "path to config file (default \".circleci/config.yml\")")
+	migrateCommand.PersistentFlags().BoolP("in-place", "i", false, "whether to update file in place.  If false, emits to stdout")
+
 	configCmd.AddCommand(collapseCommand)
 	configCmd.AddCommand(validateCommand)
 	configCmd.AddCommand(expandCommand)
+	configCmd.AddCommand(migrateCommand)
 
 	return configCmd
 }
@@ -113,3 +124,7 @@ func collapseConfig(cmd *cobra.Command, args []string) error {
 	Logger.Infof("%s\n", string(y))
 	return nil
 }
+
+func migrateConfig(cmd *cobra.Command, args []string) error {
+	return proxy.Exec("config migrate", args)
+}
diff --git a/cmd/root.go b/cmd/root.go
index a1dbdccda..3628813f6 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -85,6 +85,7 @@ func MakeCommands() *cobra.Command {
 	rootCmd.AddCommand(newUpdateCommand())
 	rootCmd.AddCommand(newNamespaceCommand())
 	rootCmd.AddCommand(newUsageCommand())
+	rootCmd.AddCommand(newStepCommand())
 	rootCmd.PersistentFlags().Bool("verbose", false, "Enable verbose logging.")
 	rootCmd.PersistentFlags().String("endpoint", defaultEndpoint, "the endpoint of your CircleCI GraphQL API")
 	rootCmd.PersistentFlags().String("token", "", "your token for using CircleCI")
diff --git a/cmd/root_test.go b/cmd/root_test.go
index d295a1918..64f3e609a 100644
--- a/cmd/root_test.go
+++ b/cmd/root_test.go
@@ -16,7 +16,7 @@ var _ = Describe("Root", func() {
 
 		It("can create commands", func() {
 			commands := cmd.MakeCommands()
-			Expect(len(commands.Commands())).To(Equal(11))
+			Expect(len(commands.Commands())).To(Equal(12))
 		})
 
 	})
diff --git a/cmd/step.go b/cmd/step.go
new file mode 100644
index 000000000..ecbcf838e
--- /dev/null
+++ b/cmd/step.go
@@ -0,0 +1,29 @@
+package cmd
+
+import (
+	"github.com/CircleCI-Public/circleci-cli/proxy"
+	"github.com/spf13/cobra"
+)
+
+func newStepCommand() *cobra.Command {
+	stepCmd := &cobra.Command{
+		Use:    "step",
+		Short:  "Execute steps",
+		Hidden: true,
+	}
+
+	haltCmd := &cobra.Command{
+		Use:    "halt",
+		Short:  "halt current task and treat as a successful",
+		RunE:   haltRunE,
+		Hidden: true,
+	}
+
+	stepCmd.AddCommand(haltCmd)
+
+	return stepCmd
+}
+
+func haltRunE(cmd *cobra.Command, args []string) error {
+	return proxy.Exec("step halt", args)
+}
diff --git a/cmd/tests.go b/cmd/tests.go
index 6f5ab6d9b..b8de03c17 100644
--- a/cmd/tests.go
+++ b/cmd/tests.go
@@ -4,6 +4,7 @@ import (
 	"fmt"
 	"os"
 
+	"github.com/CircleCI-Public/circleci-cli/proxy"
 	"github.com/bmatcuk/doublestar"
 	"github.com/spf13/cobra"
 )
@@ -22,7 +23,21 @@ func newTestsCommand() *cobra.Command {
 		Hidden: true,
 	}
 
+	splitCmd := &cobra.Command{
+		Use:    "split",
+		Short:  "return a split batch of provided files",
+		RunE:   splitRunE,
+		Hidden: true,
+	}
+	splitCmd.Flags().Uint("index", 0, "index of node.")
+	splitCmd.Flags().Uint("total", 1, "number of nodes.")
+	splitCmd.Flags().String("split-by", "name", `how to weight the split, allowed values are "name", "filesize", and "timings".`)
+	splitCmd.Flags().String("timings-type", "filename", `lookup historical timing data by: "classname", "filename", or "testname".`)
+	splitCmd.Flags().Bool("show-counts", false, `print test file or test class counts to stderr (default false).`)
+	splitCmd.Flags().String("timings-file", "", "JSON file containing historical timing data.")
+
 	testsCmd.AddCommand(globCmd)
+	testsCmd.AddCommand(splitCmd)
 
 	return testsCmd
 }
@@ -54,3 +69,7 @@ func globRun(cmd *cobra.Command, args []string) {
 		fmt.Println(filename)
 	}
 }
+
+func splitRunE(cmd *cobra.Command, args []string) error {
+	return proxy.Exec("tests split", args)
+}
diff --git a/proxy/proxy.go b/proxy/proxy.go
new file mode 100644
index 000000000..303129bb9
--- /dev/null
+++ b/proxy/proxy.go
@@ -0,0 +1,19 @@
+package proxy
+
+import (
+	"os"
+	"os/exec"
+	"syscall"
+
+	"github.com/pkg/errors"
+)
+
+func Exec(command string, args []string) error {
+	agent, err := exec.LookPath("picard")
+	if err != nil {
+		return errors.Wrap(err, "Could not find `picard` executable on $PATH; please ensure that build-agent is installed")
+	}
+
+	err = syscall.Exec(agent, args, os.Environ()) // #nosec
+	return errors.Wrap(err, "failed to execute picard command")
+}