diff --git a/hermes_cli/models.py b/hermes_cli/models.py
index e82993ac42d..bcde00c47b4 100644
--- a/hermes_cli/models.py
+++ b/hermes_cli/models.py
@@ -40,6 +40,9 @@ OPENROUTER_MODELS: list[tuple[str, str]] = [
     ("anthropic/claude-sonnet-5",              ""),
     ("anthropic/claude-haiku-4.5",             ""),
     # OpenAI
+    ("openai/gpt-5.6-sol",                     ""),
+    ("openai/gpt-5.6-terra",                   ""),
+    ("openai/gpt-5.6-luna",                    ""),
     ("openai/gpt-5.5",                         ""),
     ("openai/gpt-5.5-pro",                     ""),
     ("openai/gpt-5.4-mini",                    ""),
@@ -185,6 +188,9 @@ _PROVIDER_MODELS: dict[str, list[str]] = {
         "anthropic/claude-sonnet-5",
         "anthropic/claude-haiku-4.5",
         # OpenAI
+        "openai/gpt-5.6-sol",
+        "openai/gpt-5.6-terra",
+        "openai/gpt-5.6-luna",
         "openai/gpt-5.5",
         "openai/gpt-5.5-pro",
         "openai/gpt-5.4-mini",
diff --git a/website/static/api/model-catalog.json b/website/static/api/model-catalog.json
index 99aeb4262a8..1f3ab720973 100644
--- a/website/static/api/model-catalog.json
+++ b/website/static/api/model-catalog.json
@@ -1,6 +1,6 @@
 {
   "version": 1,
-  "updated_at": "2026-07-08T19:45:27Z",
+  "updated_at": "2026-07-09T17:15:00Z",
   "metadata": {
     "source": "hermes-agent repo",
     "docs": "https://hermes-agent.nousresearch.com/docs/reference/model-catalog"
@@ -32,6 +32,18 @@
           "id": "anthropic/claude-haiku-4.5",
           "description": ""
         },
+        {
+          "id": "openai/gpt-5.6-sol",
+          "description": ""
+        },
+        {
+          "id": "openai/gpt-5.6-terra",
+          "description": ""
+        },
+        {
+          "id": "openai/gpt-5.6-luna",
+          "description": ""
+        },
         {
           "id": "openai/gpt-5.5",
           "description": ""
@@ -168,6 +180,15 @@
         {
           "id": "anthropic/claude-haiku-4.5"
         },
+        {
+          "id": "openai/gpt-5.6-sol"
+        },
+        {
+          "id": "openai/gpt-5.6-terra"
+        },
+        {
+          "id": "openai/gpt-5.6-luna"
+        },
         {
           "id": "openai/gpt-5.5"
         },