return {
  {
    "Exafunction/codeium.vim",
    event = "BufEnter",
    config = function()
      vim.g.codeium_disable_bindings = 1

      vim.keymap.set("i", "<M-CR>", function()
        return vim.fn["codeium#Accept"]()
      end, { expr = true })

      vim.keymap.set("i", "<M-]>", function()
        return vim.fn["codeium#CycleCompletions"](1)
      end, { expr = true })

      vim.keymap.set("i", "<M-[>", function()
        return vim.fn["codeium#CycleCompletions"](-1)
      end, { expr = true })

      vim.keymap.set("i", "<M-c>", function()
        return vim.fn["codeium#Clear"]()
      end, { expr = true })

      vim.keymap.set("n", "<leader>cI", function()
        if vim.g.codeium_enabled == true then
          vim.cmd("CodeiumDisable")
        else
          vim.cmd("CodeiumEnable")
        end
      end, { noremap = true, desc = "Toggle Codeium" })
    end,
  },
  {
    "jackMort/ChatGPT.nvim",
    opts = {
      api_key_cmd = nil, --TODO: manage the API key
      edit_with_instructions = {
        diff = false,
        keymaps = {
          close = "<C-c>",
          accept = "<C-y>",
          toggle_diff = "<C-d>",
          toggle_settings = "<C-o>",
          cycle_windows = "<Tab>",
          use_output_as_input = "<C-i>",
        },
      },
      chat = {
        welcome_message = "",
        keymaps = {
          close = { "<C-c>" },
          yank_last = "<C-y>",
          yank_last_code = "<C-k>",
          scroll_up = "<C-u>",
          scroll_down = "<C-d>",
          new_session = "<C-n>",
          cycle_windows = "<Tab>",
          cycle_modes = "<C-f>",
          next_message = "<C-j>",
          prev_message = "<C-k>",
          select_session = { "<Space>", "o", "<cr>" },
          rename_session = "r",
          delete_session = "d",
          draft_message = "<C-d>",
          edit_message = "e",
          delete_message = "d",
          toggle_settings = "<C-o>",
          toggle_message_role = "<C-r>",
          toggle_system_role_open = "<C-s>",
          stop_generating = "<C-x>",
        },
      },
      openai_params = {
        model = "gpt-3.5-turbo-16k",
        -- model = "gpt-4",
        frequency_penalty = 0,
        presence_penalty = 0,
        max_tokens = 300,
        temperature = 0.3,
        top_p = 0.3,
        n = 1,
        -- temperature = 0,
        -- top_p = 1,
      },
      openai_edit_params = {
        model = "gpt-3.5-turbo-16k",
        -- model = "gpt-4",
        frequency_penalty = 0,
        presence_penalty = 0,
        temperature = 0,
        top_p = 1,
        n = 1,
      },
      show_quickfixes_cmd = "Trouble quickfix",
      -- actions_paths = { "~/.config/nvim/custom_actions.json" },
    },
    cmd = {
      "ChatGPT",
      "ChatGPTActAs",
      "ChatGPTCompleteCode",
      "ChatGPTEditWithInstructions",
      "ChatGPTRun",
    },
    keys = {
      { "<leader>Cc", "<cmd>ChatGPT<CR>", desc = "ChatGPT" },
      { "<leader>Ce", "<cmd>ChatGPTEditWithInstruction<CR>", desc = "Edit with instruction", mode = { "n", "v" } },
      { "<leader>Cg", "<cmd>ChatGPTRun grammar_correction<CR>", desc = "Grammar Correction", mode = { "n", "v" } },
      { "<leader>Ct", "<cmd>ChatGPTRun translate<CR>", desc = "Translate", mode = { "n", "v" } },
      { "<leader>Ck", "<cmd>ChatGPTRun keywords<CR>", desc = "Keywords", mode = { "n", "v" } },
      { "<leader>Cd", "<cmd>ChatGPTRun docstring<CR>", desc = "Docstring", mode = { "n", "v" } },
      { "<leader>Ca", "<cmd>ChatGPTRun add_tests<CR>", desc = "Add Tests", mode = { "n", "v" } },
      { "<leader>Co", "<cmd>ChatGPTRun optimize_code<CR>", desc = "Optimize Code", mode = { "n", "v" } },
      { "<leader>Cs", "<cmd>ChatGPTRun summarize<CR>", desc = "Summarize", mode = { "n", "v" } },
      { "<leader>Cf", "<cmd>ChatGPTRun fix_bugs<CR>", desc = "Fix Bugs", mode = { "n", "v" } },
      { "<leader>Cx", "<cmd>ChatGPTRun explain_code<CR>", desc = "Explain Code", mode = { "n", "v" } },
      { "<leader>Cr", "<cmd>ChatGPTRun roxygen_edit<CR>", desc = "Roxygen Edit", mode = { "n", "v" } },
      {
        "<leader>Cl",
        "<cmd>ChatGPTRun code_readability_analysis<CR>",
        desc = "Code Readability Analysis",
        mode = { "n", "v" },
      },
    },
  },
  {
    "folke/which-key.nvim",
    opts = {
      defaults = {
        ["<leader>C"] = { name = "+chatGPT" },
      },
    },
  },
  {
    "zbirenbaum/copilot.lua",
    enabled = false,
    opts = {
      suggestion = {
        enabled = true,
        auto_trigger = true,
        keymap = {
          accept = "<M-CR>",
          accept_line = "<M-l>",
          accept_word = "<M-k>",
          next = "<M-]>",
          prev = "<M-[>",
          dismiss = "<M-c>",
        },
      },
      panel = { enabled = false },
      filetypes = {
        markdown = true,
        help = true,
      },
    },
  },
}