diff --git a/mcp/llm-router/providers/opencode.py b/mcp/llm-router/providers/opencode.py
index ebc0f35..21a1e56 100755
--- a/mcp/llm-router/providers/opencode.py
+++ b/mcp/llm-router/providers/opencode.py
@@ -4,6 +4,9 @@
 import subprocess
 from typing import List
 
+# OpenCode binary path (linuxbrew installation)
+OPENCODE_BIN = "/home/linuxbrew/.linuxbrew/bin/opencode"
+
 
 def invoke(cli_args: List[str], prompt: str, timeout: int = 300) -> str:
     """
@@ -22,9 +25,10 @@ def invoke(cli_args: List[str], prompt: str, timeout: int = 300) -> str:
         TimeoutError: If request exceeds timeout
 
     Example invocation:
-        opencode -m github-copilot/gpt-5.2 -p "Hello world"
+        opencode run -m github-copilot/gpt-5.2 "Hello world"
     """
-    cmd = ["opencode"] + cli_args + ["-p", prompt]
+    # Build command: opencode run -m MODEL "prompt"
+    cmd = [OPENCODE_BIN, "run"] + cli_args + [prompt]
 
     try:
         result = subprocess.run(
diff --git a/state/model-policy.json b/state/model-policy.json
index f917d1c..9bfa12f 100644
--- a/state/model-policy.json
+++ b/state/model-policy.json
@@ -190,7 +190,7 @@
   "task_routing": {
     "reasoning": "github-copilot/gpt-5.2",
     "code-generation": "zai-coding-plan/glm-4.7",
-    "long-context": "gemini/gemini-3-pro",
+    "long-context": "gemini/gemini-2.5-pro",
     "default": "github-copilot/claude-sonnet-4.5"
   }
 }