diff --git a/mlxk2/core/runner/__init__.py b/mlxk2/core/runner/__init__.py
index d22aacc..ca9ad06 100644
--- a/mlxk2/core/runner/__init__.py
+++ b/mlxk2/core/runner/__init__.py
@@ -553,7 +553,7 @@ class MLXRunner:
             # Use sliding window for proper decoding
             start_idx = max(0, len(generated_tokens) - context_window)
             window_tokens = generated_tokens[start_idx:]
-            window_text = self._decode_tokens(window_tokens)
+            window_text = self.tokenizer.decode(window_tokens)
 
             # Extract new text
             if start_idx == 0:
@@ -565,13 +565,13 @@ class MLXRunner:
                     new_text = window_text
                 previous_decoded = window_text
             else:
-                new_text = self._decode_tokens(window_tokens)
+                new_text = self.tokenizer.decode(window_tokens)
                 if len(window_tokens) > 1:
-                    prefix = self._decode_tokens(window_tokens[:-1])
+                    prefix = self.tokenizer.decode(window_tokens[:-1])
                     if new_text.startswith(prefix):
                         new_text = new_text[len(prefix):]
                     else:
-                        new_text = self._decode_tokens([token_id])
+                        new_text = self.tokenizer.decode([token_id])
 
             if new_text:
                 accumulated_response += new_text
@@ -750,7 +750,7 @@ class MLXRunner:
         # Decode full response using the streaming detokenizer
         # This properly converts BPE space markers (Ġ U+0120) to spaces (U+0020)
         # while tokenizer.decode() for slow tokenizers (LlamaTokenizer) does NOT.
-        full_response = self._decode_tokens(all_tokens)
+        full_response = self.tokenizer.decode(all_tokens)
 
         # Debug: Show raw generated tokens for quality analysis (enabled via --verbose)
         if self.verbose:
@@ -762,7 +762,7 @@ class MLXRunner:
                 for tid in last_3_ids:
                     try:
                         # Use detokenizer for debug output too
-                        decoded = self._decode_tokens([tid])
+                        decoded = self.tokenizer.decode([tid])
                         last_3_decoded.append(f"{tid}={decoded!r}")
                     except Exception:
                         last_3_decoded.append(f"{tid}=<error>")
@@ -778,7 +778,7 @@ class MLXRunner:
             response = full_response[len(formatted_prompt):]
         else:
             # Decode generated tokens only (use detokenizer)
-            decoded = self._decode_tokens(generated_tokens)
+            decoded = self.tokenizer.decode(generated_tokens)
             response = decoded if isinstance(decoded, str) else str(decoded)
 
         # Filter stop tokens (strings only)