Google Search

final agent = Agent(
  'google',
  chatModelOptions: const GoogleChatModelOptions(
    serverSideTools: {GoogleServerSideTool.googleSearch},
  ),
);

await for (final chunk in agent.sendStream(
  'Search the web for the three most recent announcements '
  'about the Dart programming language and summarize them.',
)) {
  stdout.write(chunk.output);
}

final history = <ChatMessage>[];
await for (final chunk in agent.sendStream(prompt)) {
  stdout.write(chunk.output);
  history.addAll(chunk.messages);
}

// Check for grounding metadata in the final message
for (final msg in history) {
  final grounding = msg.metadata['grounding'];
  if (grounding != null) {
    print('Sources: $grounding');
  }
}