diff --git a/agents/s01_agent_loop.py b/agents/s01_agent_loop.py
index 3e6c9133d..f89be1f68 100644
--- a/agents/s01_agent_loop.py
+++ b/agents/s01_agent_loop.py
@@ -26,6 +26,11 @@
 import os
 import subprocess
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s02_tool_use.py b/agents/s02_tool_use.py
index a05ac4bf9..a042df277 100644
--- a/agents/s02_tool_use.py
+++ b/agents/s02_tool_use.py
@@ -22,6 +22,11 @@
 import subprocess
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s03_todo_write.py b/agents/s03_todo_write.py
index 9ca805c05..79a980bd4 100644
--- a/agents/s03_todo_write.py
+++ b/agents/s03_todo_write.py
@@ -30,6 +30,11 @@
 import subprocess
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s04_subagent.py b/agents/s04_subagent.py
index 9de087b1f..a65717413 100644
--- a/agents/s04_subagent.py
+++ b/agents/s04_subagent.py
@@ -26,6 +26,11 @@
 import subprocess
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s05_skill_loading.py b/agents/s05_skill_loading.py
index ee8ffc157..44d5e8b46 100644
--- a/agents/s05_skill_loading.py
+++ b/agents/s05_skill_loading.py
@@ -39,6 +39,11 @@
 import subprocess
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s06_context_compact.py b/agents/s06_context_compact.py
index b9c6aa8d2..62e7a6cb9 100644
--- a/agents/s06_context_compact.py
+++ b/agents/s06_context_compact.py
@@ -39,6 +39,11 @@
 import time
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
@@ -196,6 +201,7 @@ def agent_loop(messages: list):
         # Layer 1: micro_compact before each LLM call
         micro_compact(messages)
         # Layer 2: auto_compact if token estimate exceeds threshold
+        print(f"\033[33m$ Input tokens: {estimate_tokens(messages)}\033[0m")
         if estimate_tokens(messages) > THRESHOLD:
             print("[auto_compact triggered]")
             messages[:] = auto_compact(messages)
@@ -211,6 +217,7 @@ def agent_loop(messages: list):
         for block in response.content:
             if block.type == "tool_use":
                 if block.name == "compact":
+                    print(f"\033[33m$ Compact: {block.input['focus']}\033[0m")
                     manual_compact = True
                     output = "Compressing..."
                 else:
diff --git a/agents/s07_task_system.py b/agents/s07_task_system.py
index 82b16af62..d41a6cc8e 100644
--- a/agents/s07_task_system.py
+++ b/agents/s07_task_system.py
@@ -26,6 +26,11 @@
 import subprocess
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s08_background_tasks.py b/agents/s08_background_tasks.py
index 77a992eaf..2a641afd8 100644
--- a/agents/s08_background_tasks.py
+++ b/agents/s08_background_tasks.py
@@ -30,6 +30,11 @@
 import uuid
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s09_agent_teams.py b/agents/s09_agent_teams.py
index 284a1ac19..d71210440 100644
--- a/agents/s09_agent_teams.py
+++ b/agents/s09_agent_teams.py
@@ -49,6 +49,11 @@
 import time
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s10_team_protocols.py b/agents/s10_team_protocols.py
index 21f936df3..ce3d3992e 100644
--- a/agents/s10_team_protocols.py
+++ b/agents/s10_team_protocols.py
@@ -54,6 +54,11 @@
 import uuid
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s11_autonomous_agents.py b/agents/s11_autonomous_agents.py
index 856bc92c3..cfb30e452 100644
--- a/agents/s11_autonomous_agents.py
+++ b/agents/s11_autonomous_agents.py
@@ -42,6 +42,11 @@
 import uuid
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s12_worktree_task_isolation.py b/agents/s12_worktree_task_isolation.py
index 0162de58f..743770f62 100644
--- a/agents/s12_worktree_task_isolation.py
+++ b/agents/s12_worktree_task_isolation.py
@@ -36,6 +36,11 @@
 import time
 from pathlib import Path
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv
 
diff --git a/agents/s_full.py b/agents/s_full.py
index d4dcfd3c6..26b7becd5 100644
--- a/agents/s_full.py
+++ b/agents/s_full.py
@@ -45,6 +45,11 @@
 from pathlib import Path
 from queue import Queue
 
+try:
+    import readline
+except Exception:
+    readline = None
+
 from anthropic import Anthropic
 from dotenv import load_dotenv