diff --git a/neovim/blink-cmp.lua b/neovim/blink-cmp.lua
new file mode 100644
index 0000000..5f28792
--- /dev/null
+++ b/neovim/blink-cmp.lua
@@ -0,0 +1,28 @@
+require("copilot").setup({
+  copilot_model = "claude-4-sonnet"
+})
+
+require("blink-copilot").setup({})
+
+require("blink-cmp").setup({
+  completion = {
+    documentation = { auto_show = true, auto_show_delay_ms = 500 },
+    ghost_text = { enabled = true },
+  },
+  keymap = {
+    preset = "default"
+  },
+  signature = { enabled = true },
+  sources = {
+    default = { "copilot", "lsp", "buffer", "path", "cmdline", "codecompanion" },
+
+    providers = {
+      copilot = {
+        name = "copilot",
+        module = "blink-copilot",
+        score_offset = 100,
+        async = true,
+      }
+    }
+  },
+})
diff --git a/neovim/default.nix b/neovim/default.nix
index 56f2207..d83f02d 100644
--- a/neovim/default.nix
+++ b/neovim/default.nix
@@ -1,5 +1,9 @@
-{ pkgs, theme, vimwikiPath, ... }:
 {
+  pkgs,
+  theme,
+  vimwikiPath,
+  ...
+}: {
   programs = {
     neovim = {
       enable = true;
@@ -55,15 +59,8 @@
         luasnip
 
         # auto-completion
-        nvim-cmp
-        cmp-nvim-lsp
-        cmp-buffer
-        cmp-path
-        cmp-cmdline
-        cmp-nvim-lua
-        cmp_luasnip
-        cmp-calc
-        cmp-nvim-lsp-signature-help
+        blink-cmp
+        blink-copilot
 
         # telescope
         telescope-nvim
@@ -82,7 +79,6 @@
         # Copilot
         copilot-lua
         copilot-cmp
-        CopilotChat-nvim
         codecompanion-nvim
 
         # debugging
@@ -114,14 +110,14 @@
         texlab
         nixd
         nixpkgs-fmt
-        bitbake-language-server
         pyright
 
-        (python3.withPackages (ps: with ps; [
-          pep8
-          autopep8
-          python-lsp-server
-        ]))
+        (python3.withPackages (ps:
+          with ps; [
+            pep8
+            autopep8
+            python-lsp-server
+          ]))
 
         #clipboard
         xclip
@@ -150,7 +146,7 @@
         require("local_indent-blankline")
         require("local_gitsigns")
         require("local_luasnip")
-        require("local_nvim-cmp")
+        require("local_blink-cmp")
         require("local_telescope")
 
         require("local_themes").setup("${theme}")
@@ -168,17 +164,6 @@
 
         require("local_firenvim")
 
-        require("CopilotChat").setup({
-          highlight_headers = false,
-          separator = "---",
-          error_header = "> [!ERROR] Error",
-          window = {
-            layout = "float",
-            width = 0.8,
-            height = 0.8,
-          },
-        })
-
         require("local_codecompanion")
 
         require("diffview").setup({
@@ -212,7 +197,7 @@
   home.file.".config/nvim/lua/local_indent-blankline.lua".source = ./indent-blankline.lua;
   home.file.".config/nvim/lua/local_gitsigns.lua".source = ./gitsigns.lua;
   home.file.".config/nvim/lua/local_luasnip.lua".source = ./luasnip.lua;
-  home.file.".config/nvim/lua/local_nvim-cmp.lua".source = ./nvim-cmp.lua;
+  home.file.".config/nvim/lua/local_blink-cmp.lua".source = ./blink-cmp.lua;
   home.file.".config/nvim/lua/local_telescope.lua".source = ./telescope.lua;
 
   home.file.".config/nvim/lua/local_themes.lua".source = ./themes.lua;
diff --git a/neovim/lspconfig.lua b/neovim/lspconfig.lua
index 7877011..0d739b9 100644
--- a/neovim/lspconfig.lua
+++ b/neovim/lspconfig.lua
@@ -50,8 +50,6 @@ lsp_status.register_progress()
 
 require('lazydev').setup()
 
-local capabilities = require("cmp_nvim_lsp").default_capabilities(lsp_status.capabilities)
-
 local servers = {
   ["bashls"] = {},
   ["bitbake_language_server"] = {},
diff --git a/neovim/nvim-cmp.lua b/neovim/nvim-cmp.lua
deleted file mode 100644
index 9b9aa93..0000000
--- a/neovim/nvim-cmp.lua
+++ /dev/null
@@ -1,96 +0,0 @@
-local has_words_before = function()
-  local line, col = unpack(vim.api.nvim_win_get_cursor(0))
-  return col ~= 0 and
-      vim.api.nvim_buf_get_lines(0, line - 1, line, true)[1]:sub(
-        col, col):match("%s") == nil
-end
-
-local cmp = require("cmp")
-local luasnip = require("luasnip")
-local copilot_lua = require("copilot")
-local copilot_cmp = require("copilot_cmp")
-local lspkind = require("lspkind")
-
-copilot_lua.setup({
-  copilot_model = "claude-3.5-sonnet",
-})
-copilot_cmp.setup({})
-
-cmp.setup({
-  snippet = {
-    expand = function(args)
-      luasnip.lsp_expand(args.body)
-    end
-  },
-  sources = cmp.config.sources({
-    { name = "copilot" },
-    { name = "nvim_lsp" },
-    { name = "nvim_lsp_signature_help" },
-    { name = "luasnip" },
-    { name = "path" },
-    { name = "buffer" },
-    { name = "nvim-lua" },
-    { name = "calc" },
-  }),
-  mapping = cmp.mapping.preset.insert({
-    ["<C-b>"] = cmp.mapping.scroll_docs(-4),
-    ["<C-f>"] = cmp.mapping.scroll_docs(4),
-    ["<C-Space>"] = cmp.mapping.complete({}),
-    ["<C-e>"] = cmp.mapping.abort(),
-    ["<CR>"] = cmp.mapping.confirm({ select = false }), -- Accept currently selected item. Set `select` to `false` to only confirm explicitly selected items.
-    ["<Tab>"] = cmp.mapping(function(fallback)
-      if cmp.visible() then
-        cmp.select_next_item()
-      elseif luasnip.expand_or_jumpable() then
-        luasnip.expand_or_jump()
-      elseif has_words_before() then
-        cmp.complete()
-      else
-        fallback()
-      end
-    end, { "i", "s" }),
-    ["<S-Tab>"] = cmp.mapping(function(fallback)
-      if cmp.visible() then
-        cmp.select_prev_item()
-      elseif luasnip.jumpable(-1) then
-        luasnip.jump(-1)
-      else
-        fallback()
-      end
-    end, { "i", "s" }),
-  }),
-  experimental = { ghost_text = true },
-  window = {
-    completion = cmp.config.window.bordered(),
-    documentation = cmp.config.window.bordered(),
-  },
-  formatting = {
-    format = lspkind.cmp_format({
-      mode = "symbol",
-      maxwidth = {
-        menu = 50,
-        abbr = 50,
-      },
-      ellipsis_char = "...",
-      show_labelDetails = true,
-      symbol_map = {
-        Copilot = "",
-      }
-    }),
-  },
-})
-
--- `/` cmdline setup.
-cmp.setup.cmdline("/", {
-  sources = cmp.config.sources(
-    { name = "buffer" }
-  )
-})
-
--- `:` cmdline setup.
-cmp.setup.cmdline(":", {
-  sources = cmp.config.sources(
-    { name = "path" },
-    { name = "cmdline" }
-  )
-})