openrouter 1.0.0

A Flutter plugin for the OpenRouter API - unified access to hundreds of AI models including OpenAI, Anthropic, Google, and more.

example/lib/main.dart

import 'package:flutter/material.dart';
import 'package:flutter/services.dart';
import 'package:openrouter_example/screens/chat_screen.dart';
import 'package:openrouter_example/screens/models_screen.dart';
import 'package:openrouter_example/screens/responses_screen.dart';
import 'package:openrouter_example/screens/settings_screen.dart';

void main() {
  WidgetsFlutterBinding.ensureInitialized();
  SystemChrome.setPreferredOrientations([
    DeviceOrientation.portraitUp,
    DeviceOrientation.portraitDown,
  ]);
  runApp(const OpenRouterDemoApp());
}

class OpenRouterDemoApp extends StatelessWidget {
  const OpenRouterDemoApp({super.key});

  @override
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'OpenRouter Demo',
      debugShowCheckedModeBanner: false,
      theme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: const Color(0xFF6C63FF),
          brightness: Brightness.light,
        ),
        useMaterial3: true,
        cardTheme: const CardThemeData(
          elevation: 2,
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.all(Radius.circular(16)),
          ),
        ),
        appBarTheme: const AppBarTheme(centerTitle: true, elevation: 0),
        inputDecorationTheme: InputDecorationTheme(
          filled: true,
          fillColor: Colors.grey.shade100,
          border: OutlineInputBorder(
            borderRadius: BorderRadius.circular(12),
            borderSide: BorderSide.none,
          ),
          enabledBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(12),
            borderSide: BorderSide.none,
          ),
          focusedBorder: OutlineInputBorder(
            borderRadius: BorderRadius.circular(12),
            borderSide: const BorderSide(color: Color(0xFF6C63FF), width: 2),
          ),
        ),
      ),
      darkTheme: ThemeData(
        colorScheme: ColorScheme.fromSeed(
          seedColor: const Color(0xFF6C63FF),
          brightness: Brightness.dark,
        ),
        useMaterial3: true,
        cardTheme: const CardThemeData(
          elevation: 2,
          shape: RoundedRectangleBorder(
            borderRadius: BorderRadius.all(Radius.circular(16)),
          ),
        ),
        appBarTheme: const AppBarTheme(centerTitle: true, elevation: 0),
      ),
      themeMode: ThemeMode.system,
      home: const MainScreen(),
    );
  }
}

class MainScreen extends StatefulWidget {
  const MainScreen({super.key});

  @override
  State<MainScreen> createState() => _MainScreenState();
}

class _MainScreenState extends State<MainScreen> {
  int _selectedIndex = 0;

  final List<Widget> _screens = [
    const ChatScreen(),
    const ResponsesScreen(),
    const ModelsScreen(),
    const SettingsScreen(),
  ];

  @override
  Widget build(BuildContext context) {
    return Scaffold(
      body: IndexedStack(index: _selectedIndex, children: _screens),
      bottomNavigationBar: NavigationBar(
        selectedIndex: _selectedIndex,
        onDestinationSelected: (index) {
          setState(() {
            _selectedIndex = index;
          });
        },
        destinations: const [
          NavigationDestination(
            icon: Icon(Icons.chat_bubble_outline),
            selectedIcon: Icon(Icons.chat_bubble),
            label: 'Chat',
          ),
          NavigationDestination(
            icon: Icon(Icons.auto_awesome_outlined),
            selectedIcon: Icon(Icons.auto_awesome),
            label: 'Responses',
          ),
          NavigationDestination(
            icon: Icon(Icons.explore_outlined),
            selectedIcon: Icon(Icons.explore),
            label: 'Models',
          ),
          NavigationDestination(
            icon: Icon(Icons.settings_outlined),
            selectedIcon: Icon(Icons.settings),
            label: 'Settings',
          ),
        ],
      ),
    );
  }
}