diff --git a/mc_aigod_paper.py b/mc_aigod_paper.py
index ae0cde1..ba82621 100644
--- a/mc_aigod_paper.py
+++ b/mc_aigod_paper.py
@@ -2070,9 +2070,27 @@ def _anthropic_call(model: str, system: str, user: str, config: dict,
     # Track cost (Haiku pricing)
     cost = (input_tokens / 1_000_000) * 0.80 + (output_tokens / 1_000_000) * 4.00
     with _anthropic_cost_lock:
+        prev_dollar = int(_anthropic_total_cost)
         _anthropic_total_cost += cost
-        if int(_anthropic_total_cost * 100) % 50 == 0 or _anthropic_total_cost >= budget * 0.9:
-            log.info(f"Anthropic cost: ${_anthropic_total_cost:.4f} / ${budget:.2f}")
+        curr_dollar = int(_anthropic_total_cost)
+        if curr_dollar > prev_dollar:
+            log.info(f"Anthropic cost milestone: ${_anthropic_total_cost:.4f} / ${budget:.2f}")
+            # Print to POS printer
+            try:
+                import socket as _sock
+                from escpos.printer import Dummy as _Dummy
+                _p = _Dummy(profile="default")
+                _p.set(font='b', align='center', bold=True)
+                _p.text("MC AI TRAINING COST\n")
+                _p.set(font='b', align='center', bold=False)
+                _p.text(f"${_anthropic_total_cost:.4f} / ${budget:.2f}\n")
+                _p.text(f"{time.strftime('%Y-%m-%d %H:%M')}\n")
+                _p.text("=" * 57 + "\n")
+                _p.cut()
+                with _sock.create_connection(("192.168.0.137", 9100), timeout=5) as _s:
+                    _s.sendall(_p.output)
+            except Exception as _pe:
+                log.warning(f"POS print failed: {_pe}")
 
     return text