diff --git a/hermes_cli/models.py b/hermes_cli/models.py
index 4bf03b002b..d2d562a784 100644
--- a/hermes_cli/models.py
+++ b/hermes_cli/models.py
@@ -67,6 +67,7 @@ OPENROUTER_MODELS: list[tuple[str, str]] = [
     ("arcee-ai/trinity-large-thinking",  ""),
     ("openai/gpt-5.5-pro",              ""),
     ("openai/gpt-5.4-nano",             ""),
+    ("deepseek/deepseek-v4-pro",        ""),
 ]
 
 _openrouter_catalog_cache: list[tuple[str, str]] | None = None
@@ -185,6 +186,7 @@ _PROVIDER_MODELS: dict[str, list[str]] = {
         "arcee-ai/trinity-large-thinking",
         "openai/gpt-5.5-pro",
         "openai/gpt-5.4-nano",
+        "deepseek/deepseek-v4-pro",
     ],
     # Native OpenAI Chat Completions (api.openai.com). Used by /model counts and
     # provider_model_ids fallback when /v1/models is unavailable.
diff --git a/website/static/api/model-catalog.json b/website/static/api/model-catalog.json
index f19beab074..31b6b3a9b1 100644
--- a/website/static/api/model-catalog.json
+++ b/website/static/api/model-catalog.json
@@ -1,6 +1,6 @@
 {
   "version": 1,
-  "updated_at": "2026-05-04T09:41:25Z",
+  "updated_at": "2026-05-06T00:37:26Z",
   "metadata": {
     "source": "hermes-agent repo",
     "docs": "https://hermes-agent.nousresearch.com/docs/reference/model-catalog"
@@ -44,6 +44,10 @@
           "id": "openrouter/elephant-alpha",
           "description": "free"
         },
+        {
+          "id": "openrouter/owl-alpha",
+          "description": "free"
+        },
         {
           "id": "openai/gpt-5.5",
           "description": ""
@@ -147,6 +151,10 @@
         {
           "id": "openai/gpt-5.4-nano",
           "description": ""
+        },
+        {
+          "id": "deepseek/deepseek-v4-pro",
+          "description": ""
         }
       ]
     },
@@ -232,7 +240,7 @@
           "id": "z-ai/glm-5-turbo"
         },
         {
-          "id": "x-ai/grok-4.20"
+          "id": "x-ai/grok-4.20-beta"
         },
         {
           "id": "nvidia/nemotron-3-super-120b-a12b"
@@ -245,6 +253,9 @@
         },
         {
           "id": "openai/gpt-5.4-nano"
+        },
+        {
+          "id": "deepseek/deepseek-v4-pro"
         }
       ]
     }