diff --git a/packages/cli/package.json b/packages/cli/package.json
index 7ed9cfb3..b8a65708 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@abox-dev/cli",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "CLI for AgentBox sandboxes and templates",
   "homepage": "https://docs.agentbox.ru/en/cli/",
   "license": "MIT",
diff --git a/packages/code-interpreter-js/package.json b/packages/code-interpreter-js/package.json
index f089f490..1dfa7308 100644
--- a/packages/code-interpreter-js/package.json
+++ b/packages/code-interpreter-js/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@abox-dev/code-interpreter",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "packageManager": "pnpm@10.34.5",
   "description": "AgentBox Code Interpreter - Stateful code execution",
   "homepage": "https://docs.agentbox.ru/en/sdk/code-interpreter/",
diff --git a/packages/code-interpreter-python/package.json b/packages/code-interpreter-python/package.json
index 1518cb9f..86e190e0 100644
--- a/packages/code-interpreter-python/package.json
+++ b/packages/code-interpreter-python/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@abox-dev/code-interpreter-python",
   "private": true,
-  "version": "0.1.3",
+  "version": "0.1.4",
   "scripts": {
     "test": "uv run pytest -n 2 --verbose -x tests/test_sandbox_url.py",
     "test:integration": "uv run pytest -n 2 --verbose -x",
diff --git a/packages/code-interpreter-python/pyproject.toml b/packages/code-interpreter-python/pyproject.toml
index 9639824b..52ae57a5 100644
--- a/packages/code-interpreter-python/pyproject.toml
+++ b/packages/code-interpreter-python/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "abox-code-interpreter"
-version = "0.1.3"
+version = "0.1.4"
 description = "AgentBox Code Interpreter - Stateful code execution"
 authors = [{ name = "RetailDriver LLC" }]
 license = "MIT"
diff --git a/packages/code-interpreter-python/uv.lock b/packages/code-interpreter-python/uv.lock
index 3bb7fd06..158f9462 100644
--- a/packages/code-interpreter-python/uv.lock
+++ b/packages/code-interpreter-python/uv.lock
@@ -16,7 +16,7 @@ members = [
 
 [[package]]
 name = "abox-code-interpreter"
-version = "0.1.3"
+version = "0.1.4"
 source = { editable = "." }
 dependencies = [
     { name = "abox-sdk" },
@@ -58,7 +58,7 @@ dev = [
 
 [[package]]
 name = "abox-sdk"
-version = "0.1.3"
+version = "0.1.4"
 source = { editable = "../python-sdk" }
 dependencies = [
     { name = "attrs" },
diff --git a/packages/go-sdk/README.md b/packages/go-sdk/README.md
index de3b72e6..8c777361 100644
--- a/packages/go-sdk/README.md
+++ b/packages/go-sdk/README.md
@@ -44,8 +44,8 @@ func main() {
 Code Interpreter is available from
 `github.com/abox-dev/sdk/packages/go-sdk/codeinterpreter`.
 
-API reference for this release: [core SDK on pkg.go.dev](https://pkg.go.dev/github.com/abox-dev/sdk/packages/go-sdk@v0.1.3) and
-[Code Interpreter on pkg.go.dev](https://pkg.go.dev/github.com/abox-dev/sdk/packages/go-sdk/codeinterpreter@v0.1.3).
+API reference for this release: [core SDK on pkg.go.dev](https://pkg.go.dev/github.com/abox-dev/sdk/packages/go-sdk@v0.1.4) and
+[Code Interpreter on pkg.go.dev](https://pkg.go.dev/github.com/abox-dev/sdk/packages/go-sdk/codeinterpreter@v0.1.4).
 
 Documentation: [core SDK](https://docs.agentbox.ru/en/sdk/),
 [sandboxes](https://docs.agentbox.ru/en/sdk/sandboxes/),
diff --git a/packages/go-sdk/template.go b/packages/go-sdk/template.go
index 9280c8aa..6161f1d3 100644
--- a/packages/go-sdk/template.go
+++ b/packages/go-sdk/template.go
@@ -341,7 +341,11 @@ func (builder *TemplateBuilder) Run(commands ...string) *TemplateBuilder {
 }
 
 // RunAs adds shell commands executed as user.
+// An empty user inherits the current build user, as Run does.
 func (builder *TemplateBuilder) RunAs(user string, commands ...string) *TemplateBuilder {
+	if user == "" {
+		return builder.Run(commands...)
+	}
 	return builder.add("RUN", strings.Join(commands, " && "), user)
 }
 
diff --git a/packages/go-sdk/template_test.go b/packages/go-sdk/template_test.go
index b52ffc82..7d0876d4 100644
--- a/packages/go-sdk/template_test.go
+++ b/packages/go-sdk/template_test.go
@@ -2,17 +2,84 @@ package agentbox
 
 import (
 	"context"
+	"encoding/json"
 	"errors"
 	"fmt"
 	"net/http"
 	"net/http/httptest"
 	"os"
 	"path/filepath"
+	"slices"
 	"strings"
 	"testing"
 	"time"
 )
 
+func TestTemplateRunUserArguments(t *testing.T) {
+	tests := []struct {
+		name  string
+		apply func(*TemplateBuilder) *TemplateBuilder
+		args  []string
+	}{
+		{"run-as-current", func(b *TemplateBuilder) *TemplateBuilder { return b.RunAs("", "echo one", "echo two") }, []string{"echo one && echo two"}},
+		{"run-as-explicit", func(b *TemplateBuilder) *TemplateBuilder { return b.RunAs("root", "id -un") }, []string{"id -un", "root"}},
+		{"npm-default", func(b *TemplateBuilder) *TemplateBuilder { return b.NPMInstall(PackageInstallOptions{}, "lodash") }, []string{"npm install lodash"}},
+		{"npm-dev", func(b *TemplateBuilder) *TemplateBuilder {
+			return b.NPMInstall(PackageInstallOptions{Dev: true}, "typescript")
+		}, []string{"npm install --save-dev typescript"}},
+		{"npm-global", func(b *TemplateBuilder) *TemplateBuilder {
+			return b.NPMInstall(PackageInstallOptions{Global: true}, "tsx")
+		}, []string{"npm install -g tsx", "root"}},
+		{"bun-default", func(b *TemplateBuilder) *TemplateBuilder { return b.BunInstall(PackageInstallOptions{}, "lodash") }, []string{"bun install lodash"}},
+		{"bun-dev", func(b *TemplateBuilder) *TemplateBuilder {
+			return b.BunInstall(PackageInstallOptions{Dev: true}, "typescript")
+		}, []string{"bun install --dev typescript"}},
+		{"bun-global", func(b *TemplateBuilder) *TemplateBuilder {
+			return b.BunInstall(PackageInstallOptions{Global: true}, "tsx")
+		}, []string{"bun install -g tsx", "root"}},
+		{"git-default", func(b *TemplateBuilder) *TemplateBuilder { return b.GitClone("https://example.test/repo.git", nil) }, []string{"git clone 'https://example.test/repo.git'"}},
+		{"git-options", func(b *TemplateBuilder) *TemplateBuilder {
+			return b.GitClone("https://example.test/repo.git", &GitCloneOptions{Path: "repo", Depth: 1})
+		}, []string{"git clone 'https://example.test/repo.git' --depth 1 'repo'"}},
+		{"git-explicit", func(b *TemplateBuilder) *TemplateBuilder {
+			return b.GitClone("https://example.test/repo.git", &GitCloneOptions{User: "root"})
+		}, []string{"git clone 'https://example.test/repo.git'", "root"}},
+	}
+	for _, currentUser := range []string{"", "app"} {
+		for _, test := range tests {
+			t.Run(currentUser+"/"+test.name, func(t *testing.T) {
+				builder := NewTemplate("").FromBase()
+				if currentUser != "" {
+					builder.User(currentUser)
+				}
+				data, err := test.apply(builder).JSON()
+				if err != nil {
+					t.Fatal(err)
+				}
+				var request struct {
+					Steps []struct {
+						Type string   `json:"type"`
+						Args []string `json:"args"`
+					} `json:"steps"`
+				}
+				if err := json.Unmarshal(data, &request); err != nil {
+					t.Fatal(err)
+				}
+				if len(request.Steps) == 0 {
+					t.Fatal("missing build steps")
+				}
+				step := request.Steps[len(request.Steps)-1]
+				if step.Type != "RUN" || !slices.Equal(step.Args, test.args) {
+					t.Fatalf("RUN arguments = %#v, want %#v (type %q)", step.Args, test.args, step.Type)
+				}
+				if currentUser != "" && (request.Steps[0].Type != "USER" || !slices.Equal(request.Steps[0].Args, []string{currentUser})) {
+					t.Fatal("configured build user was not preserved")
+				}
+			})
+		}
+	}
+}
+
 func TestTemplateBuilder(t *testing.T) {
 	contextPath := t.TempDir()
 	if err := os.WriteFile(filepath.Join(contextPath, "hello.txt"), []byte("hello"), 0o600); err != nil {
diff --git a/packages/go-sdk/version.go b/packages/go-sdk/version.go
index 394e3c58..77627826 100644
--- a/packages/go-sdk/version.go
+++ b/packages/go-sdk/version.go
@@ -1,4 +1,4 @@
 package agentbox
 
 // Version is the AgentBox SDK release version.
-const Version = "0.1.3"
+const Version = "0.1.4"
diff --git a/packages/js-sdk/package.json b/packages/js-sdk/package.json
index d4acbafd..80beef65 100644
--- a/packages/js-sdk/package.json
+++ b/packages/js-sdk/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@abox-dev/sdk",
-  "version": "0.1.3",
+  "version": "0.1.4",
   "description": "AgentBox SDK for secure cloud sandboxes",
   "homepage": "https://docs.agentbox.ru/en/sdk/",
   "license": "MIT",
diff --git a/packages/python-sdk/package.json b/packages/python-sdk/package.json
index 89cf3bcd..811e3b7a 100644
--- a/packages/python-sdk/package.json
+++ b/packages/python-sdk/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@abox-dev/python-sdk",
   "private": true,
-  "version": "0.1.3",
+  "version": "0.1.4",
   "scripts": {
     "test": "uv run pytest -n 4 --verbose -x tests/test_*.py tests/shared",
     "test:integration": "uv run pytest -n 4 --verbose -x tests/sync tests/async",
diff --git a/packages/python-sdk/pyproject.toml b/packages/python-sdk/pyproject.toml
index 144886e6..3cb453c9 100644
--- a/packages/python-sdk/pyproject.toml
+++ b/packages/python-sdk/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "abox-sdk"
-version = "0.1.3"
+version = "0.1.4"
 description = "AgentBox SDK for secure cloud sandboxes"
 authors = [{ name = "RetailDriver LLC" }]
 license = "MIT"
diff --git a/packages/python-sdk/uv.lock b/packages/python-sdk/uv.lock
index f182f9ee..6d1646f2 100644
--- a/packages/python-sdk/uv.lock
+++ b/packages/python-sdk/uv.lock
@@ -8,7 +8,7 @@ resolution-markers = [
 
 [[package]]
 name = "abox-sdk"
-version = "0.1.3"
+version = "0.1.4"
 source = { editable = "." }
 dependencies = [
     { name = "attrs" },
diff --git a/reference/manifest.json b/reference/manifest.json
index 824b4307..88308a90 100644
--- a/reference/manifest.json
+++ b/reference/manifest.json
@@ -45,7 +45,7 @@
     "sdk/cli/sandbox.md": "16b64c5a4e932eca2452e400e0faf154eba1d3c7373513aa7cd9744e02908313",
     "sdk/cli/template.md": "f270b22b9ee10a9b954a14f24e04c5449b4d5823bb28002ffde3ed682594cfc5",
     "sdk/go/code-interpreter.md": "9c56333b8181878d656baa27a4b56b768a0cb01c9d764f7ac8d52d32d8faa70c",
-    "sdk/go/core.md": "ab075a4a3fbafaefb21e58596311fecb24e614240827c7a322a008c3ac06df1c",
+    "sdk/go/core.md": "41d700b3837e9aa7932779ba44186aaf0c54a6927ebaafa7945b0037b76db49e",
     "sdk/javascript/code-interpreter/README.md": "a787206eb86f81fc306b373ce20bc6c91464b0ab3c3ec7650eccbb6be5f676c5",
     "sdk/javascript/code-interpreter/classes/Sandbox.md": "19d9f1f1e8847606a54d93c5a6e5d4c89f936a745866e8d6a2aa06758b605e60",
     "sdk/javascript/code-interpreter/enumerations/ChartType.md": "cf1ba00cd3258cc88814b7215e101b0d775ceb15dd833636d58ae538d8107ec1",
@@ -184,12 +184,12 @@
   },
   "monoRevision": "559cf23aa80d22eeb1bd2769d4ab6646b8e40fcb",
   "packages": {
-    "@abox-dev/cli": "0.1.3",
-    "@abox-dev/code-interpreter": "0.1.3",
-    "@abox-dev/sdk": "0.1.3",
-    "abox-code-interpreter": "0.1.3",
-    "abox-sdk": "0.1.3",
-    "github.com/abox-dev/sdk/packages/go-sdk": "0.1.3"
+    "@abox-dev/cli": "0.1.4",
+    "@abox-dev/code-interpreter": "0.1.4",
+    "@abox-dev/sdk": "0.1.4",
+    "abox-code-interpreter": "0.1.4",
+    "abox-sdk": "0.1.4",
+    "github.com/abox-dev/sdk/packages/go-sdk": "0.1.4"
   },
   "schemaVersion": 1
 }
diff --git a/reference/sdk/go/core.md b/reference/sdk/go/core.md
index 3fe980c2..f991541b 100644
--- a/reference/sdk/go/core.md
+++ b/reference/sdk/go/core.md
@@ -261,7 +261,7 @@ Create a client, start a sandbox, and run a command:
 
 <a name="Version"></a>Version is the AgentBox SDK release version.
 
-	const Version = "0.1.3"
+	const Version = "0.1.4"
 
 <a name="IAMTokenPlaceholder"></a>
 ## func IAMTokenPlaceholder
@@ -1927,7 +1927,7 @@ Run adds shell commands executed as the current build user.
 
 	func (builder *TemplateBuilder) RunAs(user string, commands ...string) *TemplateBuilder
 
-RunAs adds shell commands executed as user.
+RunAs adds shell commands executed as user. An empty user inherits the current build user, as Run does.
 
 <a name="TemplateBuilder.SkipCache"></a>
 ### func \(\*TemplateBuilder\) SkipCache
diff --git a/tests/runtime/go/main.go b/tests/runtime/go/main.go
index cb107085..290b83c4 100644
--- a/tests/runtime/go/main.go
+++ b/tests/runtime/go/main.go
@@ -19,6 +19,7 @@ func main() {
 	must(err)
 	sandbox, err := core.Sandboxes.Create(ctx, &agentbox.CreateSandboxOptions{Timeout: 5 * time.Minute})
 	must(err)
+	defer func() { _, _ = sandbox.Kill(context.Background()) }()
 	result, err := sandbox.Commands.Run(ctx, "printf", &agentbox.CommandOptions{Args: []string{"go-runtime-smoke"}})
 	must(err)
 	if string(result.Stdout) != "go-runtime-smoke" {
@@ -34,6 +35,7 @@ func main() {
 	must(err)
 	codeSandbox, err := interpreter.Create(ctx, &agentbox.CreateSandboxOptions{Timeout: 5 * time.Minute})
 	must(err)
+	defer func() { _, _ = codeSandbox.Kill(context.Background()) }()
 	execution, err := codeSandbox.RunCode(ctx, "40 + 2", nil)
 	must(err)
 	if !strings.Contains(execution.Text(), "42") {
@@ -44,6 +46,43 @@ func main() {
 	if !killed {
 		panic("code interpreter sandbox was not killed")
 	}
+	templateUserSmoke(ctx, core)
+}
+
+func templateUserSmoke(ctx context.Context, client *agentbox.Client) {
+	name := fmt.Sprintf("sdk-go-user-smoke-%d", time.Now().UnixNano())
+	builder := agentbox.NewTemplate("").FromTemplate("base").User("user").Workdir("/home/user").
+		RunAs("", "test \"$(id -un)\" = user", "mkdir -p sdk-user-smoke", "printf '{\"name\":\"sdk-user-smoke\",\"version\":\"1.0.0\"}' >sdk-user-smoke/package.json", "git init --bare sdk-user-smoke/source.git").
+		Workdir("/home/user/sdk-user-smoke").
+		NPMInstall(agentbox.PackageInstallOptions{}).
+		GitClone("/home/user/sdk-user-smoke/source.git", &agentbox.GitCloneOptions{Path: "checkout"}).
+		RunAs("root", "test \"$(id -un)\" = root").
+		Run("test \"$(id -un)\" = user", "test -f package-lock.json", "test -d checkout/.git")
+	reference, err := client.Templates.BuildInBackground(ctx, builder, name, nil)
+	must(err)
+	defer func() {
+		cleanupCtx, cancel := context.WithTimeout(context.Background(), time.Minute)
+		defer cancel()
+		must(client.Templates.Delete(cleanupCtx, reference.TemplateID))
+	}()
+	for {
+		status, err := client.Templates.BuildStatus(ctx, reference.TemplateID, reference.BuildID, 0)
+		must(err)
+		if status.Status == agentbox.BuildReady {
+			fmt.Println("Go template user inheritance smoke passed")
+			return
+		}
+		if status.Status == agentbox.BuildFailed {
+			panic(fmt.Sprintf("template user smoke failed: %+v", status.Reason))
+		}
+		timer := time.NewTimer(time.Second)
+		select {
+		case <-ctx.Done():
+			timer.Stop()
+			panic(ctx.Err())
+		case <-timer.C:
+		}
+	}
 }
 
 func must(err error) {