diff --git a/android/Android.bp b/android/Android.bp
index 1733175..7bd1450 100644
--- a/android/Android.bp
+++ b/android/Android.bp
@@ -4,7 +4,6 @@
     deps: [
         "blueprint",
         "blueprint-bootstrap",
-        "sbox_proto",
         "soong",
         "soong-android-soongconfig",
         "soong-env",
diff --git a/android/rule_builder.go b/android/rule_builder.go
index 3efe9f8..86418b2 100644
--- a/android/rule_builder.go
+++ b/android/rule_builder.go
@@ -20,33 +20,27 @@
 	"path/filepath"
 	"sort"
 	"strings"
-	"testing"
 
-	"github.com/golang/protobuf/proto"
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
 
-	"android/soong/cmd/sbox/sbox_proto"
 	"android/soong/shared"
 )
 
-const sboxSandboxBaseDir = "__SBOX_SANDBOX_DIR__"
-const sboxOutSubDir = "out"
-const sboxOutDir = sboxSandboxBaseDir + "/" + sboxOutSubDir
+const sboxOutDir = "__SBOX_OUT_DIR__"
 
 // RuleBuilder provides an alternative to ModuleContext.Rule and ModuleContext.Build to add a command line to the build
 // graph.
 type RuleBuilder struct {
-	commands         []*RuleBuilderCommand
-	installs         RuleBuilderInstalls
-	temporariesSet   map[WritablePath]bool
-	restat           bool
-	sbox             bool
-	highmem          bool
-	remoteable       RemoteRuleSupports
-	sboxOutDir       WritablePath
-	sboxManifestPath WritablePath
-	missingDeps      []string
+	commands       []*RuleBuilderCommand
+	installs       RuleBuilderInstalls
+	temporariesSet map[WritablePath]bool
+	restat         bool
+	sbox           bool
+	highmem        bool
+	remoteable     RemoteRuleSupports
+	sboxOutDir     WritablePath
+	missingDeps    []string
 }
 
 // NewRuleBuilder returns a newly created RuleBuilder.
@@ -112,14 +106,12 @@
 	return r
 }
 
-// Sbox marks the rule as needing to be wrapped by sbox. The outputDir should point to the output
-// directory that sbox will wipe. It should not be written to by any other rule. manifestPath should
-// point to a location where sbox's manifest will be written and must be outside outputDir. sbox
-// will ensure that all outputs have been written, and will discard any output files that were not
-// specified.
+// Sbox marks the rule as needing to be wrapped by sbox. The WritablePath should point to the output
+// directory that sbox will wipe. It should not be written to by any other rule. sbox will ensure
+// that all outputs have been written, and will discard any output files that were not specified.
 //
 // Sbox is not compatible with Restat()
-func (r *RuleBuilder) Sbox(outputDir WritablePath, manifestPath WritablePath) *RuleBuilder {
+func (r *RuleBuilder) Sbox(outputDir WritablePath) *RuleBuilder {
 	if r.sbox {
 		panic("Sbox() may not be called more than once")
 	}
@@ -131,7 +123,6 @@
 	}
 	r.sbox = true
 	r.sboxOutDir = outputDir
-	r.sboxManifestPath = manifestPath
 	return r
 }
 
@@ -429,8 +420,7 @@
 			r.depFileMergerCmd(ctx, depFiles)
 
 			if r.sbox {
-				// Check for Rel() errors, as all depfiles should be in the output dir.  Errors
-				// will be reported to the ctx.
+				// Check for Rel() errors, as all depfiles should be in the output dir
 				for _, path := range depFiles[1:] {
 					Rel(ctx, r.sboxOutDir.String(), path.String())
 				}
@@ -453,60 +443,34 @@
 	commandString := strings.Join(commands, " && ")
 
 	if r.sbox {
-		// If running the command inside sbox, write the rule data out to an sbox
-		// manifest.textproto.
-		manifest := sbox_proto.Manifest{}
-		command := sbox_proto.Command{}
-		manifest.Commands = append(manifest.Commands, &command)
-		command.Command = proto.String(commandString)
-
-		if depFile != nil {
-			manifest.OutputDepfile = proto.String(depFile.String())
-		}
-
-		// Add copy rules to the manifest to copy each output file from the sbox directory.
-		// to the output directory.
 		sboxOutputs := make([]string, len(outputs))
 		for i, output := range outputs {
-			rel := Rel(ctx, r.sboxOutDir.String(), output.String())
-			sboxOutputs[i] = filepath.Join(sboxOutDir, rel)
-			command.CopyAfter = append(command.CopyAfter, &sbox_proto.Copy{
-				From: proto.String(filepath.Join(sboxOutSubDir, rel)),
-				To:   proto.String(output.String()),
-			})
+			sboxOutputs[i] = filepath.Join(sboxOutDir, Rel(ctx, r.sboxOutDir.String(), output.String()))
 		}
 
-		// Add a hash of the list of input files to the manifest so that the textproto file
-		// changes when the list of input files changes and causes the sbox rule that
-		// depends on it to rerun.
-		command.InputHash = proto.String(hashSrcFiles(inputs))
-
-		// Verify that the manifest textproto is not inside the sbox output directory, otherwise
-		// it will get deleted when the sbox rule clears its output directory.
-		_, manifestInOutDir := MaybeRel(ctx, r.sboxOutDir.String(), r.sboxManifestPath.String())
-		if manifestInOutDir {
-			ReportPathErrorf(ctx, "sbox rule %q manifestPath %q must not be in outputDir %q",
-				name, r.sboxManifestPath.String(), r.sboxOutDir.String())
+		commandString = proptools.ShellEscape(commandString)
+		if !strings.HasPrefix(commandString, `'`) {
+			commandString = `'` + commandString + `'`
 		}
 
-		// Create a rule to write the manifest as a the textproto.
-		WriteFileRule(ctx, r.sboxManifestPath, proto.MarshalTextString(&manifest))
-
-		// Generate a new string to use as the command line of the sbox rule.  This uses
-		// a RuleBuilderCommand as a convenience method of building the command line, then
-		// converts it to a string to replace commandString.
 		sboxCmd := &RuleBuilderCommand{}
-		sboxCmd.Text("rm -rf").Output(r.sboxOutDir)
-		sboxCmd.Text("&&")
 		sboxCmd.BuiltTool(ctx, "sbox").
+			Flag("-c").Text(commandString).
 			Flag("--sandbox-path").Text(shared.TempDirForOutDir(PathForOutput(ctx).String())).
-			Flag("--manifest").Input(r.sboxManifestPath)
+			Flag("--output-root").Text(r.sboxOutDir.String())
 
-		// Replace the command string, and add the sbox tool and manifest textproto to the
-		// dependencies of the final sbox rule.
+		if depFile != nil {
+			sboxCmd.Flag("--depfile-out").Text(depFile.String())
+		}
+
+		// Add a hash of the list of input files to the xbox command line so that ninja reruns
+		// it when the list of input files changes.
+		sboxCmd.FlagWithArg("--input-hash ", hashSrcFiles(inputs))
+
+		sboxCmd.Flags(sboxOutputs)
+
 		commandString = sboxCmd.buf.String()
 		tools = append(tools, sboxCmd.tools...)
-		inputs = append(inputs, sboxCmd.inputs...)
 	} else {
 		// If not using sbox the rule will run the command directly, put the hash of the
 		// list of input files in a comment at the end of the command line to ensure ninja
@@ -926,19 +890,6 @@
 	return ninjaEscapeExceptForSpans(c.String(), c.unescapedSpans)
 }
 
-// RuleBuilderSboxProtoForTests takes the BuildParams for the manifest passed to RuleBuilder.Sbox()
-// and returns sbox testproto generated by the RuleBuilder.
-func RuleBuilderSboxProtoForTests(t *testing.T, params TestingBuildParams) *sbox_proto.Manifest {
-	t.Helper()
-	content := ContentFromFileRuleForTests(t, params)
-	manifest := sbox_proto.Manifest{}
-	err := proto.UnmarshalText(content, &manifest)
-	if err != nil {
-		t.Fatalf("failed to unmarshal manifest: %s", err.Error())
-	}
-	return &manifest
-}
-
 func ninjaEscapeExceptForSpans(s string, spans [][2]int) string {
 	if len(spans) == 0 {
 		return proptools.NinjaEscape(s)
diff --git a/android/rule_builder_test.go b/android/rule_builder_test.go
index dc360c3..c1d5521 100644
--- a/android/rule_builder_test.go
+++ b/android/rule_builder_test.go
@@ -395,17 +395,16 @@
 	})
 
 	t.Run("sbox", func(t *testing.T) {
-		rule := NewRuleBuilder().Sbox(PathForOutput(ctx, ""),
-			PathForOutput(ctx, "sbox.textproto"))
+		rule := NewRuleBuilder().Sbox(PathForOutput(ctx))
 		addCommands(rule)
 
 		wantCommands := []string{
-			"__SBOX_SANDBOX_DIR__/out/DepFile Flag FlagWithArg=arg FlagWithDepFile=__SBOX_SANDBOX_DIR__/out/depfile FlagWithInput=input FlagWithOutput=__SBOX_SANDBOX_DIR__/out/output Input __SBOX_SANDBOX_DIR__/out/Output __SBOX_SANDBOX_DIR__/out/SymlinkOutput Text Tool after command2 old cmd",
-			"command2 __SBOX_SANDBOX_DIR__/out/depfile2 input2 __SBOX_SANDBOX_DIR__/out/output2 tool2",
-			"command3 input3 __SBOX_SANDBOX_DIR__/out/output2 __SBOX_SANDBOX_DIR__/out/output3",
+			"__SBOX_OUT_DIR__/DepFile Flag FlagWithArg=arg FlagWithDepFile=__SBOX_OUT_DIR__/depfile FlagWithInput=input FlagWithOutput=__SBOX_OUT_DIR__/output Input __SBOX_OUT_DIR__/Output __SBOX_OUT_DIR__/SymlinkOutput Text Tool after command2 old cmd",
+			"command2 __SBOX_OUT_DIR__/depfile2 input2 __SBOX_OUT_DIR__/output2 tool2",
+			"command3 input3 __SBOX_OUT_DIR__/output2 __SBOX_OUT_DIR__/output3",
 		}
 
-		wantDepMergerCommand := "out/host/" + ctx.Config().PrebuiltOS() + "/bin/dep_fixer __SBOX_SANDBOX_DIR__/out/DepFile __SBOX_SANDBOX_DIR__/out/depfile __SBOX_SANDBOX_DIR__/out/ImplicitDepFile __SBOX_SANDBOX_DIR__/out/depfile2"
+		wantDepMergerCommand := "out/host/" + ctx.Config().PrebuiltOS() + "/bin/dep_fixer __SBOX_OUT_DIR__/DepFile __SBOX_OUT_DIR__/depfile __SBOX_OUT_DIR__/ImplicitDepFile __SBOX_OUT_DIR__/depfile2"
 
 		if g, w := rule.Commands(), wantCommands; !reflect.DeepEqual(g, w) {
 			t.Errorf("\nwant rule.Commands() = %#v\n                   got %#v", w, g)
@@ -452,12 +451,11 @@
 
 func (t *testRuleBuilderModule) GenerateAndroidBuildActions(ctx ModuleContext) {
 	in := PathsForSource(ctx, t.properties.Srcs)
-	out := PathForModuleOut(ctx, "gen", ctx.ModuleName())
-	outDep := PathForModuleOut(ctx, "gen", ctx.ModuleName()+".d")
-	outDir := PathForModuleOut(ctx, "gen")
-	manifestPath := PathForModuleOut(ctx, "sbox.textproto")
+	out := PathForModuleOut(ctx, ctx.ModuleName())
+	outDep := PathForModuleOut(ctx, ctx.ModuleName()+".d")
+	outDir := PathForModuleOut(ctx)
 
-	testRuleBuilder_Build(ctx, in, out, outDep, outDir, manifestPath, t.properties.Restat, t.properties.Sbox)
+	testRuleBuilder_Build(ctx, in, out, outDep, outDir, t.properties.Restat, t.properties.Sbox)
 }
 
 type testRuleBuilderSingleton struct{}
@@ -468,18 +466,17 @@
 
 func (t *testRuleBuilderSingleton) GenerateBuildActions(ctx SingletonContext) {
 	in := PathForSource(ctx, "bar")
-	out := PathForOutput(ctx, "singleton/gen/baz")
-	outDep := PathForOutput(ctx, "singleton/gen/baz.d")
-	outDir := PathForOutput(ctx, "singleton/gen")
-	manifestPath := PathForOutput(ctx, "singleton/sbox.textproto")
-	testRuleBuilder_Build(ctx, Paths{in}, out, outDep, outDir, manifestPath, true, false)
+	out := PathForOutput(ctx, "baz")
+	outDep := PathForOutput(ctx, "baz.d")
+	outDir := PathForOutput(ctx)
+	testRuleBuilder_Build(ctx, Paths{in}, out, outDep, outDir, true, false)
 }
 
-func testRuleBuilder_Build(ctx BuilderContext, in Paths, out, outDep, outDir, manifestPath WritablePath, restat, sbox bool) {
+func testRuleBuilder_Build(ctx BuilderContext, in Paths, out, outDep, outDir WritablePath, restat, sbox bool) {
 	rule := NewRuleBuilder()
 
 	if sbox {
-		rule.Sbox(outDir, manifestPath)
+		rule.Sbox(outDir)
 	}
 
 	rule.Command().Tool(PathForSource(ctx, "cp")).Inputs(in).Output(out).ImplicitDepFile(outDep)
@@ -521,10 +518,10 @@
 	_, errs = ctx.PrepareBuildActions(config)
 	FailIfErrored(t, errs)
 
-	check := func(t *testing.T, params TestingBuildParams, wantCommand, wantOutput, wantDepfile string, wantRestat bool, extraImplicits, extraCmdDeps []string) {
+	check := func(t *testing.T, params TestingBuildParams, wantCommand, wantOutput, wantDepfile string, wantRestat bool, extraCmdDeps []string) {
 		t.Helper()
 		command := params.RuleParams.Command
-		re := regexp.MustCompile(" # hash of input list: [a-z0-9]*$")
+		re := regexp.MustCompile(" (# hash of input list:|--input-hash) [a-z0-9]*")
 		command = re.ReplaceAllLiteralString(command, "")
 		if command != wantCommand {
 			t.Errorf("\nwant RuleParams.Command = %q\n                      got %q", wantCommand, params.RuleParams.Command)
@@ -539,8 +536,7 @@
 			t.Errorf("want RuleParams.Restat = %v, got %v", wantRestat, params.RuleParams.Restat)
 		}
 
-		wantImplicits := append([]string{"bar"}, extraImplicits...)
-		if !reflect.DeepEqual(params.Implicits.Strings(), wantImplicits) {
+		if len(params.Implicits) != 1 || params.Implicits[0].String() != "bar" {
 			t.Errorf("want Implicits = [%q], got %q", "bar", params.Implicits.Strings())
 		}
 
@@ -562,29 +558,27 @@
 	}
 
 	t.Run("module", func(t *testing.T) {
-		outFile := filepath.Join(buildDir, ".intermediates", "foo", "gen", "foo")
+		outFile := filepath.Join(buildDir, ".intermediates", "foo", "foo")
 		check(t, ctx.ModuleForTests("foo", "").Rule("rule"),
 			"cp bar "+outFile,
-			outFile, outFile+".d", true, nil, nil)
+			outFile, outFile+".d", true, nil)
 	})
 	t.Run("sbox", func(t *testing.T) {
 		outDir := filepath.Join(buildDir, ".intermediates", "foo_sbox")
-		outFile := filepath.Join(outDir, "gen/foo_sbox")
-		depFile := filepath.Join(outDir, "gen/foo_sbox.d")
-		manifest := filepath.Join(outDir, "sbox.textproto")
+		outFile := filepath.Join(outDir, "foo_sbox")
+		depFile := filepath.Join(outDir, "foo_sbox.d")
 		sbox := filepath.Join(buildDir, "host", config.PrebuiltOS(), "bin/sbox")
 		sandboxPath := shared.TempDirForOutDir(buildDir)
 
-		cmd := `rm -rf ` + outDir + `/gen && ` +
-			sbox + ` --sandbox-path ` + sandboxPath + ` --manifest ` + manifest
+		cmd := sbox + ` -c 'cp bar __SBOX_OUT_DIR__/foo_sbox' --sandbox-path ` + sandboxPath + " --output-root " + outDir + " --depfile-out " + depFile + " __SBOX_OUT_DIR__/foo_sbox"
 
-		check(t, ctx.ModuleForTests("foo_sbox", "").Output("gen/foo_sbox"),
-			cmd, outFile, depFile, false, []string{manifest}, []string{sbox})
+		check(t, ctx.ModuleForTests("foo_sbox", "").Rule("rule"),
+			cmd, outFile, depFile, false, []string{sbox})
 	})
 	t.Run("singleton", func(t *testing.T) {
-		outFile := filepath.Join(buildDir, "singleton/gen/baz")
+		outFile := filepath.Join(buildDir, "baz")
 		check(t, ctx.SingletonForTests("rule_builder_test").Rule("rule"),
-			"cp bar "+outFile, outFile, outFile+".d", true, nil, nil)
+			"cp bar "+outFile, outFile, outFile+".d", true, nil)
 	})
 }
 
@@ -721,16 +715,14 @@
 		t.Run(test.name, func(t *testing.T) {
 			t.Run("sbox", func(t *testing.T) {
 				gen := ctx.ModuleForTests(test.name+"_sbox", "")
-				manifest := RuleBuilderSboxProtoForTests(t, gen.Output("sbox.textproto"))
-				hash := manifest.Commands[0].GetInputHash()
-
-				if g, w := hash, test.expectedHash; g != w {
-					t.Errorf("Expected has %q, got %q", w, g)
+				command := gen.Output(test.name + "_sbox").RuleParams.Command
+				if g, w := command, " --input-hash "+test.expectedHash; !strings.Contains(g, w) {
+					t.Errorf("Expected command line to end with %q, got %q", w, g)
 				}
 			})
 			t.Run("", func(t *testing.T) {
 				gen := ctx.ModuleForTests(test.name+"", "")
-				command := gen.Output("gen/" + test.name).RuleParams.Command
+				command := gen.Output(test.name).RuleParams.Command
 				if g, w := command, " # hash of input list: "+test.expectedHash; !strings.HasSuffix(g, w) {
 					t.Errorf("Expected command line to end with %q, got %q", w, g)
 				}