diff --git a/CHANGELOG.md b/CHANGELOG.md
index 44de48b..9550d6e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,8 +9,8 @@ vision-capable so an image turn on Argon stays on Argon, and resolves
 `argon`, `gemini-4` and `gemini-4-argon` to it.
 
 Nothing routes to it by default: bare `gemini` stays on 3.1 Pro and no smart
-routing tier changes. Picker membership comes from `@blockrun/model-catalog`
-and follows that package's next release.
+routing tier changes. `@blockrun/model-catalog` moves to catalog
+`2026.10.20.4` (b95efe2), which lists Argon.
 
 ## Franklin Agent 3.49.13 — DeepSeek V4.1 Flash, and the model lists match the live catalog
 
diff --git a/package-lock.json b/package-lock.json
index 0dff086..9971dda 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
       ],
       "dependencies": {
         "@blockrun/llm": "^3.19.1",
-        "@blockrun/model-catalog": "https://codeload.github.com/BlockRunAI/model-catalog/tar.gz/fd635936832b414e40f8fe6c91fc1ad57347cd63",
+        "@blockrun/model-catalog": "https://codeload.github.com/BlockRunAI/model-catalog/tar.gz/b95efe2f025c9968742e6479bc9ec71b6a40c0f4",
         "@blockrun/router-core": "https://codeload.github.com/BlockRunAI/router-core/tar.gz/2cd5a1026f755cd39a3f0d6e61cab23a5ad391a9",
         "@colbymchenry/codegraph": "^1.5.0",
         "@modelcontextprotocol/sdk": "^1.29.0",
@@ -2101,8 +2101,8 @@
     },
     "node_modules/@blockrun/model-catalog": {
       "version": "0.2.0",
-      "resolved": "https://codeload.github.com/BlockRunAI/model-catalog/tar.gz/fd635936832b414e40f8fe6c91fc1ad57347cd63",
-      "integrity": "sha512-4ZAoBvPYzOmKL+zD90qFKOyyvh2qO6U83BWdXDOTYrII9uHF8iuPX7xFFIr6WC0N2EEBMRc4RexAGdG/j3rg0A==",
+      "resolved": "https://codeload.github.com/BlockRunAI/model-catalog/tar.gz/b95efe2f025c9968742e6479bc9ec71b6a40c0f4",
+      "integrity": "sha512-xvqbo5mzcWVM1QJgQTYjcc04aque8QGzHkdDDwc3PecmOkgtJ5EU5oU/wxJkqioc86e1wYv1Xb9AA5NsMO0fYA==",
       "license": "MIT",
       "engines": {
         "node": ">=20.19.0"
diff --git a/package.json b/package.json
index 0014697..75aa61d 100644
--- a/package.json
+++ b/package.json
@@ -76,7 +76,7 @@
   },
   "dependencies": {
     "@blockrun/llm": "^3.19.1",
-    "@blockrun/model-catalog": "https://codeload.github.com/BlockRunAI/model-catalog/tar.gz/fd635936832b414e40f8fe6c91fc1ad57347cd63",
+    "@blockrun/model-catalog": "https://codeload.github.com/BlockRunAI/model-catalog/tar.gz/b95efe2f025c9968742e6479bc9ec71b6a40c0f4",
     "@blockrun/router-core": "https://codeload.github.com/BlockRunAI/router-core/tar.gz/2cd5a1026f755cd39a3f0d6e61cab23a5ad391a9",
     "@colbymchenry/codegraph": "^1.5.0",
     "@modelcontextprotocol/sdk": "^1.29.0",