diff --git a/aider/website/_posts/2025-01-23-r1.md b/aider/website/_posts/2025-01-23-r1.md
index ca59660c9..1198cc8c5 100644
--- a/aider/website/_posts/2025-01-23-r1.md
+++ b/aider/website/_posts/2025-01-23-r1.md
@@ -39,7 +39,7 @@ nav_exclude: true
         <td style="padding: 8px; text-align: center;">{{ row.percent_cases_well_formed }}%</td>
         <td style="padding: 8px;"><code>{{ row.command }}</code></td>
         <td style="padding: 8px; text-align: center;">{{ row.edit_format }}</td>
-        <td style="padding: 8px; text-align: center;">${{ row.total_cost | times: 1.0 | round: 2 }}</td>
+        <td style="padding: 8px; text-align: center;">{% if row.total_cost == 0 %}?{% else %}${{ row.total_cost | times: 1.0 | round: 2 }}{% endif %}</td>
       </tr>
     {% endfor %}
   </tbody>