hostPlatform -> targetPlatform

home-manager/progs/opencode.nix

@@ -6,17 +6,21 @@
   ...
 }:
 let
+  # what model should be used in place of haiku?
+  # glm 4.7-flash is an example
+  haiku-model = "anthropic/claude-haiku-4-5";
+ 
   ohMyOpencodeConfig = {
     "$schema" =
       "https://raw.githubusercontent.com/code-yeongyu/oh-my-opencode/master/assets/oh-my-opencode.schema.json";
     agents = {
       Sisyphus.model = "anthropic/claude-opus-4-5";
-      librarian.model = "anthropic/claude-haiku-4-5";
+      librarian.model = haiku-model;
-      explore.model = "anthropic/claude-haiku-4-5";
+      explore.model = haiku-model;
       oracle.model = "openrouter/openai/gpt-5.2";
       frontend-ui-ux-engineer.model = "openrouter/google/gemini-3-pro-preview";
       document-writer.model = "anthropic/claude-sonnet-4-5";
-      multimodal-looker.model = "anthropic/claude-haiku-4-5";
+      multimodal-looker.model = haiku-model;
     };
   };
 in
@@ -24,7 +28,7 @@ in
   xdg.configFile."opencode/oh-my-opencode.json".text = builtins.toJSON ohMyOpencodeConfig;
 
   programs.opencode = {
-    package = inputs.llm-agents.packages.${pkgs.stdenv.hostPlatform.system}.opencode;
+    package = inputs.llm-agents.packages.${pkgs.stdenv.targetPlatform.system}.opencode;
     enable = true;
     rules = ''
       You are an intelligent and observant agent.

system/common.nix

@@ -272,7 +272,7 @@
   networking.firewall.allowedTCPPorts = [ 53317 ];
 
   system.stateVersion = "25.05";
-  nixpkgs.hostPlatform = "x86_64-linux";
+  nixpkgs.targetPlatform = "x86_64-linux";
 
   documentation.enable = true;
   documentation.man.enable = true;