{ unstable, ... }: {
  programs = {
    mcp = {
      enable = true;
      servers = {
        mcp-nixos = {
          command = "nix";
          args = [ "run" "github:utensils/mcp-nixos" "--" ];
        };
        mcp-ctl = {
          command = "nix";
          args = [ "run" "gitlab:fberto/llm-agent-tests?host=gitlab.cern.ch" ];
        };
      };
    };

    opencode = {
      enable = true;
      package = unstable.opencode;
      enableMcpIntegration = true;
      settings = {
        provider.ollama = {
          npm = "@ai-sdk/openai-compatible";
          name = "Ollama (local)";
          options.baseURL = "http://localhost:11434/v1";
          models = {
            "mashriram/gemma3nTools:e4b".name = "gemma3nTools:e4b";
            "mashriram/gemma3nTools:e2b".name = "gemma3nTools:e2b";
            "devstral-small-2:24b".name = "devstral-small-2:24b";
            "devstral-small-2:24b-instruct-2512-q8_0".name = "devstral-small-2:24b-instruct-2512-q8_0";
            "deepseek-r1:14b".name = "deepseek-r1:14b";
            "deepseek-r1:8b".name = "deepseek-r1:8b";
            "gemma3n:e2b".name = "gemma3n:e2b";
            "gemma3:latest".name = "gemma3:latest";
            "qwen3:4b".name = "qwen3:4b";
            "qwen3-vl:4b".name = "qwen3-vl:4b";
            "qwen3-vl:8b".name = "qwen3-vl:8b";
            "qwen3:14b".name = "qwen3:14b";
            "qwen3:8b".name = "qwen3:8b";
            "gemma3:12b".name = "gemma3:12b";
            "gemma3n:e4b".name = "gemma3n:e4b";
            "granite3.3:8b".name = "granite3.3:8b";
            "glm-4.6:cloud".name = "glm-4.6:cloud";
          };
        };

        tools = {
          bash = true;
          edit = true;
          write = true;
          read = true;
          grep = true;
          glob = true;
          list = true;
          patch = true;
          todowrite = true;
          todoread = true;
          webfetch = true;

          lsp = true;
          skill = true;
          question = true;
        };

        lsp = {
          python = {
            command = [ "ruff" "server" ];
            extensions = [ ".py" ];
          };
        };
      };
    };
  };
}