diff --git a/examples/chatgpt/gpt_actions_library/gpt_action_zapier.ipynb b/examples/chatgpt/gpt_actions_library/gpt_action_zapier.ipynb
index 1613895e1b..c1b8480b79 100644
--- a/examples/chatgpt/gpt_actions_library/gpt_action_zapier.ipynb
+++ b/examples/chatgpt/gpt_actions_library/gpt_action_zapier.ipynb
@@ -127,7 +127,10 @@
  ],
  "metadata": {
   "language_info": {
-   "name": "python"
+   "file_extension": ".md",
+   "mimetype": "text/markdown",
+   "name": "python",
+   "nbconvert_exporter": "markdown"
   }
  },
  "nbformat": 4,
diff --git a/examples/gpt-5-codex_prompting_guide.ipynb b/examples/gpt-5-codex_prompting_guide.ipynb
index c8a7340889..2f23555927 100644
--- a/examples/gpt-5-codex_prompting_guide.ipynb
+++ b/examples/gpt-5-codex_prompting_guide.ipynb
@@ -177,7 +177,10 @@
  ],
  "metadata": {
   "language_info": {
-   "name": "python"
+   "file_extension": ".md",
+   "mimetype": "text/markdown",
+   "name": "python",
+   "nbconvert_exporter": "markdown"
   }
  },
  "nbformat": 4,
diff --git a/examples/gpt-5/gpt-5-1_prompting_guide.ipynb b/examples/gpt-5/gpt-5-1_prompting_guide.ipynb
index c051777e5b..3faf31cb3f 100644
--- a/examples/gpt-5/gpt-5-1_prompting_guide.ipynb
+++ b/examples/gpt-5/gpt-5-1_prompting_guide.ipynb
@@ -584,7 +584,10 @@
  ],
  "metadata": {
   "language_info": {
-   "name": "python"
+   "file_extension": ".md",
+   "mimetype": "text/markdown",
+   "name": "python",
+   "nbconvert_exporter": "markdown"
   }
  },
  "nbformat": 4,
diff --git a/examples/gpt-5/gpt-5_troubleshooting_guide.ipynb b/examples/gpt-5/gpt-5_troubleshooting_guide.ipynb
index 987db4b6ea..f5fe529157 100644
--- a/examples/gpt-5/gpt-5_troubleshooting_guide.ipynb
+++ b/examples/gpt-5/gpt-5_troubleshooting_guide.ipynb
@@ -173,7 +173,10 @@
  ],
  "metadata": {
   "language_info": {
-   "name": "python"
+   "file_extension": ".md",
+   "mimetype": "text/markdown",
+   "name": "python",
+   "nbconvert_exporter": "markdown"
   }
  },
  "nbformat": 4,
diff --git a/examples/sora/sora2_prompting_guide.ipynb b/examples/sora/sora2_prompting_guide.ipynb
index f76f6b65e5..e2db91b013 100644
--- a/examples/sora/sora2_prompting_guide.ipynb
+++ b/examples/sora/sora2_prompting_guide.ipynb
@@ -432,8 +432,10 @@
       "name": "python3"
     },
     "language_info": {
+      "file_extension": ".md",
+      "mimetype": "text/markdown",
       "name": "python",
-      "version": "3"
+      "nbconvert_exporter": "markdown"
     }
   },
   "nbformat": 4,
diff --git a/examples/stripe_model_eval/selecting_a_model_based_on_stripe_conversion.ipynb b/examples/stripe_model_eval/selecting_a_model_based_on_stripe_conversion.ipynb
index d99d9d2c03..cbda20bfe3 100644
--- a/examples/stripe_model_eval/selecting_a_model_based_on_stripe_conversion.ipynb
+++ b/examples/stripe_model_eval/selecting_a_model_based_on_stripe_conversion.ipynb
@@ -195,7 +195,10 @@
  ],
  "metadata": {
   "language_info": {
-   "name": "python"
+   "file_extension": ".md",
+   "mimetype": "text/markdown",
+   "name": "python",
+   "nbconvert_exporter": "markdown"
   }
  },
  "nbformat": 4,