{
  description = "nio-llm";

  inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
  inputs.flake-utils.url = "github:numtide/flake-utils";
  inputs.poetry2nix = {
    url = "github:nix-community/poetry2nix";
    inputs = {
      nixpkgs.follows = "nixpkgs";
      flake-utils.follows = "flake-utils";
    };
  };

  outputs = { nixpkgs, flake-utils, poetry2nix, ... }:
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = import nixpkgs {
          inherit system;
          overlays = [ poetry2nix.overlay ];
        };

        pythonEnv = pkgs.poetry2nix.mkPoetryEnv {
          projectDir = ./.;
          preferWheels = true;
          python = pkgs.python311;
        };

      in {

        packages.default = pkgs.poetry2nix.mkPoetryApplication {
          projectDir = ./.;
          preferWheels = true;
          python = pkgs.python311;
        };

        devShells.default =
          pkgs.mkShell { buildInputs = [ pythonEnv pkgs.poetry ]; };
      });

}