diff --git a/pkg/config/config_test.go b/pkg/config/config_test.go
index bedd46f6e..6718de91e 100644
--- a/pkg/config/config_test.go
+++ b/pkg/config/config_test.go
@@ -487,6 +487,33 @@ func TestDefaultConfig_WebPreferNativeEnabled(t *testing.T) {
 	}
 }
 
+func TestDefaultConfig_ToolFeedbackDisabled(t *testing.T) {
+	cfg := DefaultConfig()
+	if cfg.Agents.Defaults.ToolFeedback.Enabled {
+		t.Fatal("DefaultConfig().Agents.Defaults.ToolFeedback.Enabled should be false")
+	}
+}
+
+func TestLoadConfig_ToolFeedbackDefaultsFalseWhenUnset(t *testing.T) {
+	dir := t.TempDir()
+	configPath := filepath.Join(dir, "config.json")
+	if err := os.WriteFile(
+		configPath,
+		[]byte(`{"version":1,"agents":{"defaults":{"workspace":"./workspace"}}}`),
+		0o600,
+	); err != nil {
+		t.Fatalf("WriteFile() error: %v", err)
+	}
+
+	cfg, err := LoadConfig(configPath)
+	if err != nil {
+		t.Fatalf("LoadConfig() error: %v", err)
+	}
+	if cfg.Agents.Defaults.ToolFeedback.Enabled {
+		t.Fatal("agents.defaults.tool_feedback.enabled should remain false when unset in config file")
+	}
+}
+
 func TestLoadConfig_WebPreferNativeDefaultsTrueWhenUnset(t *testing.T) {
 	dir := t.TempDir()
 	configPath := filepath.Join(dir, "config.json")
diff --git a/pkg/config/defaults.go b/pkg/config/defaults.go
index 44fc1f049..b2148bbde 100644
--- a/pkg/config/defaults.go
+++ b/pkg/config/defaults.go
@@ -39,7 +39,7 @@ func DefaultConfig() *Config {
 				SummarizeTokenPercent:     75,
 				SteeringMode:              "one-at-a-time",
 				ToolFeedback: ToolFeedbackConfig{
-					Enabled:       true,
+					Enabled:       false,
 					MaxArgsLength: 300,
 				},
 				SplitOnMarker: false,
diff --git a/web/frontend/src/components/config/form-model.ts b/web/frontend/src/components/config/form-model.ts
index 3437195c3..c5542a3b2 100644
--- a/web/frontend/src/components/config/form-model.ts
+++ b/web/frontend/src/components/config/form-model.ts
@@ -67,7 +67,7 @@ export const EMPTY_FORM: CoreConfigForm = {
   workspace: "",
   restrictToWorkspace: true,
   splitOnMarker: false,
-  toolFeedbackEnabled: true,
+  toolFeedbackEnabled: false,
   toolFeedbackMaxArgsLength: "300",
   execEnabled: true,
   allowRemote: true,