diff --git a/.bak/oh-my-openagent.jsonc b/.bak/oh-my-openagent.jsonc
deleted file mode 100644
index d4a0f38..0000000
--- a/.bak/oh-my-openagent.jsonc
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-openagent/dev/assets/oh-my-opencode.schema.json",
-  "agents": {
-    "sisyphus": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
-    "hephaestus": { "model": "openai/gpt-5.4", "variant": "medium" },
-    "oracle": { "model": "openai/gpt-5.4", "variant": "high" },
-    "librarian": { "model": "ai-gateway/minimax-m2.7" },
-    "explore": { "model": "ai-gateway/minimax-m2.7" },
-    "multimodal-looker": { "model": "openai/gpt-5.4", "variant": "medium" },
-    "prometheus": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
-    "metis": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
-    "momus": { "model": "openai/gpt-5.4", "variant": "xhigh" },
-    "atlas": { "model": "anthropic/claude-sonnet-4-6" },
-    "sisyphus-junior": { "model": "anthropic/claude-sonnet-4-6" }
-  },
-  "categories": {
-    "visual-engineering": { "model": "ai-gateway/gemini-3.1-pro-preview", "variant": "high" },
-    "ultrabrain": { "model": "openai/gpt-5.4", "variant": "xhigh" },
-    "deep": { "model": "openai/gpt-5.4", "variant": "medium" },
-    "artistry": { "model": "ai-gateway/gemini-3.1-pro-preview", "variant": "high" },
-    "quick": { "model": "openai/gpt-5.4-mini" },
-    "unspecified-low": { "model": "anthropic/claude-sonnet-4-6" },
-    "unspecified-high": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
-    "writing": { "model": "ai-gateway/kimi-k2p5-turbo" }
-  },
-  "experimental": {
-    "disable_omo_env": true,
-    "dynamic_context_pruning": {
-      "enabled": true,
-      "notification": "detailed",
-      "turn_protection": {
-        "enabled": true,
-        "turns": 3
-      },
-      "protected_tools": [
-        "task",
-        "todowrite",
-        "todoread",
-        "lsp_rename",
-        "session_read",
-        "session_write",
-        "session_search"
-      ],
-      "strategies": {
-        "deduplication": {
-          "enabled": true
-        },
-        "supersede_writes": {
-          "enabled": true,
-          "aggressive": false
-        },
-        "purge_errors": {
-          "enabled": true,
-          "turns": 5
-        }
-      }
-    }
-  },
-  "git_master": {
-    "commit_footer": false,
-    "include_co_authored_by": false,
-    "git_env_prefix": "GIT_MASTER=1"
-  }
-}
diff --git a/oh-my-openagent.jsonc b/oh-my-openagent.jsonc
index f2df123..d4a0f38 100644
--- a/oh-my-openagent.jsonc
+++ b/oh-my-openagent.jsonc
@@ -1,17 +1,17 @@
 {
   "$schema": "https://raw.githubusercontent.com/code-yeongyu/oh-my-openagent/dev/assets/oh-my-opencode.schema.json",
   "agents": {
-    "sisyphus": { "model": "openai/gpt-5.4", "variant": "medium" },
+    "sisyphus": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
     "hephaestus": { "model": "openai/gpt-5.4", "variant": "medium" },
     "oracle": { "model": "openai/gpt-5.4", "variant": "high" },
     "librarian": { "model": "ai-gateway/minimax-m2.7" },
     "explore": { "model": "ai-gateway/minimax-m2.7" },
     "multimodal-looker": { "model": "openai/gpt-5.4", "variant": "medium" },
-    "prometheus": { "model": "openai/gpt-5.4", "variant": "high" },
-    "metis": { "model": "openai/gpt-5.4", "variant": "high" },
+    "prometheus": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
+    "metis": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
     "momus": { "model": "openai/gpt-5.4", "variant": "xhigh" },
-    "atlas": { "model": "ai-gateway/kimi-k2p5-turbo" },
-    "sisyphus-junior": { "model": "ai-gateway/kimi-k2p5-turbo" }
+    "atlas": { "model": "anthropic/claude-sonnet-4-6" },
+    "sisyphus-junior": { "model": "anthropic/claude-sonnet-4-6" }
   },
   "categories": {
     "visual-engineering": { "model": "ai-gateway/gemini-3.1-pro-preview", "variant": "high" },
@@ -19,8 +19,8 @@
     "deep": { "model": "openai/gpt-5.4", "variant": "medium" },
     "artistry": { "model": "ai-gateway/gemini-3.1-pro-preview", "variant": "high" },
     "quick": { "model": "openai/gpt-5.4-mini" },
-    "unspecified-low": { "model": "gpt-5.3-codex", "variant": "medium" },
-    "unspecified-high": { "model": "openai/gpt-5.4", "variant": "high" },
+    "unspecified-low": { "model": "anthropic/claude-sonnet-4-6" },
+    "unspecified-high": { "model": "anthropic/claude-opus-4-6", "variant": "max" },
     "writing": { "model": "ai-gateway/kimi-k2p5-turbo" }
   },
   "experimental": {