diff --git a/cognee/cli/commands/tui_command.py b/cognee/cli/commands/tui_command.py
index 49d879a43..b9942ee28 100644
--- a/cognee/cli/commands/tui_command.py
+++ b/cognee/cli/commands/tui_command.py
@@ -3,6 +3,7 @@ from cognee.cli import SupportsCliCommand
 from cognee.cli.config import DEFAULT_DOCS_URL
 import cognee.cli.echo as fmt
 from cognee.cli.exceptions import CliCommandException
+from cognee.cli.tui.config_tui import ConfigTUIScreen
 from cognee.version import get_cognee_version
 from textual.app import App, ComposeResult
 from textual.widgets import ListView, ListItem, Static
@@ -215,10 +216,11 @@ class TuiCommand(SupportsCliCommand):
                     self._apply_highlight()
 
                 def on_list_view_selected(self, event: ListView.Selected) -> None:
-                    command_item = event.item.query_one(CommandItem)
-                    command = command_item.command
-                    fmt.echo(f"Selected command: {command}")
-                    self.exit()
+                    selected_index = event.index
+                    if selected_index == 4:
+                        self.app.push_screen(ConfigTUIScreen())
+                    else:
+                        self.exit()
 
                 def action_select(self) -> None:
                     """Select the current item."""
diff --git a/cognee/cli/tui/__init__.py b/cognee/cli/tui/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/cognee/cli/tui/config_tui.py b/cognee/cli/tui/config_tui.py
new file mode 100644
index 000000000..6dc6ca7ad
--- /dev/null
+++ b/cognee/cli/tui/config_tui.py
@@ -0,0 +1,361 @@
+import argparse
+import json
+from typing import Optional, Tuple
+
+from cognee.cli.reference import SupportsCliCommand
+from cognee.cli import DEFAULT_DOCS_URL
+import cognee.cli.echo as fmt
+from cognee.cli.exceptions import CliCommandException
+
+from textual.app import App, ComposeResult
+from textual.screen import Screen
+from textual.widgets import DataTable, Footer, Header, Input, Label, Button
+from textual.containers import Container, Vertical, Horizontal
+from textual.binding import Binding
+from textual.coordinate import Coordinate
+
+
+class EditModal(Screen):
+    """Modal screen for editing a config value."""
+
+    BINDINGS = [
+        Binding("escape", "cancel", "Cancel"),
+    ]
+
+    CSS = """
+    EditModal {
+        align: center middle;
+    }
+
+    #edit-dialog {
+        width: 60;
+        height: 13;
+        border: thick $primary;
+        background: $surface;
+        padding: 1 2;
+    }
+
+    #edit-title {
+        text-align: center;
+        text-style: bold;
+        color: $accent;
+        margin-bottom: 1;
+    }
+
+    #edit-key {
+        color: $text-muted;
+        margin-bottom: 1;
+    }
+
+    #edit-input {
+        margin-bottom: 1;
+    }
+
+    #edit-buttons {
+        align: center middle;
+        height: 3;
+    }
+
+    Button {
+        margin: 0 1;
+    }
+    """
+
+    def __init__(self, key: str, default_value: str):
+        super().__init__()
+        self.key = key
+        self.default_value = default_value
+        self.result = None
+
+    def compose(self) -> ComposeResult:
+        with Container(id="edit-dialog"):
+            yield Label("Edit Configuration", id="edit-title")
+            yield Label(f"Key: {self.key}", id="edit-key")
+            yield Label(f"Default: {self.default_value}", id="edit-key")
+            yield Input(placeholder="Enter new value", id="edit-input")
+            with Horizontal(id="edit-buttons"):
+                yield Button("Save", variant="primary", id="save-btn")
+                yield Button("Cancel", variant="default", id="cancel-btn")
+
+    def on_mount(self) -> None:
+        self.query_one(Input).focus()
+
+    def on_button_pressed(self, event: Button.Pressed) -> None:
+        if event.button.id == "save-btn":
+            input_widget = self.query_one(Input)
+            self.result = input_widget.value
+            self.dismiss(self.result)
+        else:
+            self.dismiss(None)
+
+    def action_cancel(self) -> None:
+        self.dismiss(None)
+
+
+class ConfirmModal(Screen):
+    """Modal screen for confirming reset action."""
+
+    BINDINGS = [
+        Binding("escape", "cancel", "Cancel"),
+    ]
+
+    CSS = """
+    ConfirmModal {
+        align: center middle;
+    }
+
+    #confirm-dialog {
+        width: 50;
+        height: 11;
+        border: thick $warning;
+        background: $surface;
+        padding: 1 2;
+    }
+
+    #confirm-title {
+        text-align: center;
+        text-style: bold;
+        color: $warning;
+        margin-bottom: 1;
+    }
+
+    #confirm-message {
+        text-align: center;
+        margin-bottom: 2;
+    }
+
+    #confirm-buttons {
+        align: center middle;
+        height: 3;
+    }
+
+    Button {
+        margin: 0 1;
+    }
+    """
+
+    def __init__(self, key: str, default_value: str):
+        super().__init__()
+        self.key = key
+        self.default_value = default_value
+
+    def compose(self) -> ComposeResult:
+        with Container(id="confirm-dialog"):
+            yield Label("⚠ Reset Configuration", id="confirm-title")
+            yield Label(f"Reset '{self.key}' to default?", id="confirm-message")
+            yield Label(f"Default value: {self.default_value}", id="confirm-message")
+            with Horizontal(id="confirm-buttons"):
+                yield Button("Reset", variant="error", id="confirm-btn")
+                yield Button("Cancel", variant="default", id="cancel-btn")
+
+    def on_button_pressed(self, event: Button.Pressed) -> None:
+        if event.button.id == "confirm-btn":
+            self.dismiss(True)
+        else:
+            self.dismiss(False)
+
+    def action_cancel(self) -> None:
+        self.dismiss(False)
+
+
+class ConfigTUIScreen(Screen):
+    """Main config TUI screen."""
+
+    BINDINGS = [
+        Binding("q", "quit_app", "Quit"),
+        Binding("escape", "go_back", "Back"),
+        Binding("e", "edit", "Edit"),
+        Binding("r", "reset", "Reset"),
+        Binding("up", "cursor_up", "Up", show=False),
+        Binding("down", "cursor_down", "Down", show=False),
+    ]
+
+    CSS = """
+    ConfigTUIScreen {
+        background: $surface;
+    }
+
+    #config-header {
+        dock: top;
+        background: $boost;
+        color: $text;
+        content-align: center middle;
+        text-style: bold;
+        padding: 1;
+        border: solid $primary;
+    }
+
+    #config-container {
+        height: 100%;
+        padding: 1;
+    }
+
+    DataTable {
+        height: 1fr;
+    }
+
+    #config-footer {
+        dock: bottom;
+        height: 3;
+        background: $boost;
+        content-align: center middle;
+        border: solid $primary;
+    }
+    """
+
+    # Config key mappings with defaults (from existing config.py)
+    CONFIG_KEYS = {
+        "llm_provider": ("set_llm_provider", "openai"),
+        "llm_model": ("set_llm_model", "gpt-5-mini"),
+        "llm_api_key": ("set_llm_api_key", ""),
+        "llm_endpoint": ("set_llm_endpoint", ""),
+        "graph_database_provider": ("set_graph_database_provider", "kuzu"),
+        "vector_db_provider": ("set_vector_db_provider", "lancedb"),
+        "vector_db_url": ("set_vector_db_url", ""),
+        "vector_db_key": ("set_vector_db_key", ""),
+        "chunk_size": ("set_chunk_size", "1500"),
+        "chunk_overlap": ("set_chunk_overlap", "10"),
+    }
+
+    def compose(self) -> ComposeResult:
+        yield Label("🧠 cognee Config Manager", id="config-header")
+
+        with Container(id="config-container"):
+            table = DataTable()
+            table.cursor_type = "row"
+            table.zebra_stripes = True
+            yield table
+
+        yield Label(
+            "[↑↓] Navigate  [e] Edit  [r] Reset  [Esc] Back  [q] Quit",
+            id="config-footer"
+        )
+
+    def on_mount(self) -> None:
+        table = self.query_one(DataTable)
+        table.add_columns("KEY", "DEFAULT VALUE")
+
+        # Add all config keys
+        for key, (method, default) in self.CONFIG_KEYS.items():
+            display_default = "(empty)" if default == "" else str(default)
+            table.add_row(key, display_default)
+
+        table.focus()
+
+    def action_go_back(self) -> None:
+        """Go back to main menu."""
+        self.app.pop_screen()
+
+    def action_quit_app(self) -> None:
+        """Quit the entire application."""
+        self.app.exit()
+
+    def action_edit(self) -> None:
+        """Edit the selected config value."""
+        table = self.query_one(DataTable)
+
+        if table.cursor_coordinate.row < 0:
+            return
+
+        row_key = table.get_row_at(table.cursor_coordinate.row)
+        key = str(row_key[0])
+        default_value = str(row_key[1])
+
+        def handle_edit_result(value: Optional[str]) -> None:
+            if value is not None and value.strip():
+                self._save_config(key, value)
+
+        self.app.push_screen(EditModal(key, default_value), handle_edit_result)
+
+    def action_reset(self) -> None:
+        """Reset the selected config to default."""
+        table = self.query_one(DataTable)
+
+        if table.cursor_coordinate.row < 0:
+            return
+
+        row_key = table.get_row_at(table.cursor_coordinate.row)
+        key = str(row_key[0])
+
+        if key not in self.CONFIG_KEYS:
+            return
+
+        method_name, default_value = self.CONFIG_KEYS[key]
+        display_default = "(empty)" if default_value == "" else str(default_value)
+
+        def handle_confirm_result(confirmed: bool) -> None:
+            if confirmed:
+                self._reset_config(key, method_name, default_value)
+
+        self.app.push_screen(
+            ConfirmModal(key, display_default),
+            handle_confirm_result
+        )
+
+    def _save_config(self, key: str, value: str) -> None:
+        """Save config value using cognee.config.set()."""
+        try:
+            import cognee
+
+            # Try to parse as JSON (numbers, booleans, etc)
+            try:
+                parsed_value = json.loads(value)
+            except json.JSONDecodeError:
+                parsed_value = value
+
+            cognee.config.set(key, parsed_value)
+            self.notify(f"✓ Set {key} = {parsed_value}", severity="information")
+
+        except Exception as e:
+            self.notify(f"✗ Failed to set {key}: {str(e)}", severity="error")
+
+    def _reset_config(self, key: str, method_name: str, default_value: any) -> None:
+        """Reset config to default using the mapped method."""
+        try:
+            import cognee
+
+            method = getattr(cognee.config, method_name)
+            method(default_value)
+
+            display_default = "(empty)" if default_value == "" else str(default_value)
+            self.notify(
+                f"✓ Reset {key} to default: {display_default}",
+                severity="information"
+            )
+
+        except Exception as e:
+            self.notify(f"✗ Failed to reset {key}: {str(e)}", severity="error")
+
+
+class ConfigTUICommand(SupportsCliCommand):
+    """TUI command for config management."""
+
+    command_string = "config-tui"
+    help_string = "Launch interactive TUI for managing cognee configuration"
+    docs_url = f"{DEFAULT_DOCS_URL}/usage/config-tui"
+
+    def configure_parser(self, parser: argparse.ArgumentParser) -> None:
+        pass
+
+    def execute(self, args: argparse.Namespace) -> None:
+        try:
+            class ConfigTUIApp(App):
+                """Simple app wrapper for config TUI."""
+
+                def on_mount(self) -> None:
+                    self.push_screen(ConfigTUIScreen())
+
+            app = ConfigTUIApp()
+            app.run()
+
+        except ImportError:
+            raise CliCommandException(
+                "Textual is not installed. Install with: pip install textual",
+                docs_url=self.docs_url,
+            )
+        except Exception as ex:
+            raise CliCommandException(
+                f"Failed to launch config TUI: {str(ex)}",
+                docs_url=self.docs_url,
+                raiseable_exception=ex,
+            )
\ No newline at end of file