diff --git a/configs/config.example.yaml b/configs/config.example.yaml
index 2381475..d5934d1 100644
--- a/configs/config.example.yaml
+++ b/configs/config.example.yaml
@@ -2,10 +2,10 @@ output:
   dir: output
 
 ai:
-  command: ccs
+  command: claude
   args:
-    - codex
     - --bare
+    - --disable-slash-commands
   retry:
     delays:
       - 1s
diff --git a/internal/config/config.go b/internal/config/config.go
index 5af2554..6dc5987 100644
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -294,10 +294,10 @@ func Load(configPath string) (*Config, error) {
 		cfg.Output.Dir = "output"
 	}
 	if cfg.AI.Command == "" {
-		cfg.AI.Command = "ccs"
+		cfg.AI.Command = "claude"
 	}
 	if len(cfg.AI.Args) == 0 {
-		cfg.AI.Args = []string{"codex", "--bare"}
+		cfg.AI.Args = []string{"--bare", "--disable-slash-commands"}
 	}
 	if cfg.AI.Retry.Delays == nil {
 		cfg.AI.Retry.Delays = cloneDurations(defaultAIRetryDelays)
diff --git a/internal/config/config_test.go b/internal/config/config_test.go
index e35d07b..c186f06 100644
--- a/internal/config/config_test.go
+++ b/internal/config/config_test.go
@@ -24,11 +24,11 @@ func TestLoadAppliesDefaultAIConfig(t *testing.T) {
 	if cfg.Output.Dir != "custom-output" {
 		t.Fatalf("Output.Dir = %q, want %q", cfg.Output.Dir, "custom-output")
 	}
-	if cfg.AI.Command != "ccs" {
-		t.Fatalf("AI.Command = %q, want %q", cfg.AI.Command, "ccs")
+	if cfg.AI.Command != "claude" {
+		t.Fatalf("AI.Command = %q, want %q", cfg.AI.Command, "claude")
 	}
-	if !reflect.DeepEqual(cfg.AI.Args, []string{"codex", "--bare"}) {
-		t.Fatalf("AI.Args = %v, want %v", cfg.AI.Args, []string{"codex", "--bare"})
+	if !reflect.DeepEqual(cfg.AI.Args, []string{"--bare", "--disable-slash-commands"}) {
+		t.Fatalf("AI.Args = %v, want %v", cfg.AI.Args, []string{"--bare", "--disable-slash-commands"})
 	}
 	wantRetryDelays := []time.Duration{time.Second, 2 * time.Second, 5 * time.Second, 9 * time.Second, 17 * time.Second}
 	if !reflect.DeepEqual(cfg.AI.Retry.Delays, wantRetryDelays) {