diff --git a/scripts/docs-i18n/translator.go b/scripts/docs-i18n/translator.go
index 588f848f92c..c9bb9807d98 100644
--- a/scripts/docs-i18n/translator.go
+++ b/scripts/docs-i18n/translator.go
@@ -231,13 +231,11 @@ func previewCommandOutput(stdout, stderr string) string {
 		return "no output"
 	}
 	combined = strings.Join(strings.Fields(combined), " ")
-	const limit = 900
+	const limit = 500
 	if len(combined) <= limit {
 		return combined
 	}
-	const headLimit = 350
-	const tailLimit = limit - headLimit
-	return combined[:headLimit] + " ... " + combined[len(combined)-tailLimit:]
+	return combined[:limit] + "..."
 }
 
 func sleepWithContext(ctx context.Context, delay time.Duration) error {
diff --git a/scripts/docs-i18n/translator_test.go b/scripts/docs-i18n/translator_test.go
index d9b49535aef..0bd66afd5f2 100644
--- a/scripts/docs-i18n/translator_test.go
+++ b/scripts/docs-i18n/translator_test.go
@@ -158,7 +158,7 @@ printf 'translated from codex\n' > "$out"
 	got, err := runCodexExecPrompt(context.Background(), codexPromptRequest{
 		SystemPrompt: "Translate.",
 		Message:      "Hello",
-		Model:        "gpt-5.2",
+		Model:        "gpt-5.5",
 		Thinking:     "high",
 	})
 	if err != nil {
@@ -170,7 +170,7 @@ printf 'translated from codex\n' > "$out"
 }
 
 func TestPreviewCommandOutputFlattensAndTruncates(t *testing.T) {
-	input := "line one\n\nline   two\tline three " + strings.Repeat("x", 1200)
+	input := "line one\n\nline   two\tline three " + strings.Repeat("x", 600)
 	preview := previewCommandOutput(input, "")
 	if strings.Contains(preview, "\n") {
 		t.Fatalf("expected flattened whitespace, got %q", preview)
@@ -178,7 +178,7 @@ func TestPreviewCommandOutputFlattensAndTruncates(t *testing.T) {
 	if !strings.HasPrefix(preview, "line one line two line three ") {
 		t.Fatalf("unexpected preview prefix: %q", preview)
 	}
-	if !strings.Contains(preview, " ... ") {
-		t.Fatalf("expected truncation marker, got %q", preview)
+	if !strings.HasSuffix(preview, "...") {
+		t.Fatalf("expected truncation suffix, got %q", preview)
 	}
 }
diff --git a/scripts/docs-i18n/util.go b/scripts/docs-i18n/util.go
index 468282f27fd..71eba5d15ba 100644
--- a/scripts/docs-i18n/util.go
+++ b/scripts/docs-i18n/util.go
@@ -15,7 +15,7 @@ const (
 	docsI18nEngineName       = "codex"
 	envDocsI18nProvider      = "OPENCLAW_DOCS_I18N_PROVIDER"
 	envDocsI18nModel         = "OPENCLAW_DOCS_I18N_MODEL"
-	defaultOpenAIModel       = "gpt-5.2"
+	defaultOpenAIModel       = "gpt-5.5"
 	defaultFallbackProvider  = "openai"
 	defaultFallbackModelName = defaultOpenAIModel
 )