While artificial intelligence (AI) bots can serve a legitimate purpose on social media—such as marketing or customer service—some are designed to manipulate public discussion, incite hate speech, spread misinformation or enact fraud and scams. To combat potentially harmful bot activity, some platforms have published policies on using bots and created technical mechanisms to enforce those policies.While artificial intelligence (AI) bots can serve a legitimate purpose on social media—such as marketing or customer service—some are designed to manipulate public discussion, incite hate speech, spread misinformation or enact fraud and scams. To combat potentially harmful bot activity, some platforms have published policies on using bots and created technical mechanisms to enforce those policies.[#item_full_content]