diff --git a/nix/user/nvim.nix b/nix/user/nvim.nix
index 140783e..c39fb57 100644
--- a/nix/user/nvim.nix
+++ b/nix/user/nvim.nix
@@ -50,6 +50,7 @@
       lspkind-nvim
       copilot-lua
       copilot-cmp
+      CopilotChat-nvim
       bullets-vim
       nvim-dap
       nvim-nio
diff --git a/nvim/plugins.lua b/nvim/plugins.lua
index d975167..9779c6d 100644
--- a/nvim/plugins.lua
+++ b/nvim/plugins.lua
@@ -252,6 +252,9 @@ require("copilot").setup({
   panel = { enabled = false },
 })
 require("copilot_cmp").setup()
+require("CopilotChat").setup {
+  model = 'gpt-4.1',
+}
 
 vim.g.bullets_enabled_file_types = {
   'markdown',