TweeterAI — Smart Tweet & Reply Generator for Twitter/X

Post human-like, high-engagement tweets with AI — build AI Personas inspired by any style to grow faster on Twitter/X.

TweeterAI adds an AI writing assistant to X (Twitter), right where you write. REPLIES Click Generate XReply on any tweet or reply box. Choose from 23 reply tones, such as Helpful, Question, Agree with a catch, Congrats, Haha or Reply as Professional, and get three drafts. Use This Reply puts your pick in the box. You edit it and press Reply yourself. POSTS In the compose box, give an optional topic, pick one of 11 post tones, a style (one-liner to four lines) and a length, and get three post drafts. CREATE SIMILAR POSTS Spot a post you like? One click sends it to the sidebar and returns five new posts with the same structure and related content. SIDEBAR CHAT Open the TweeterAI sidebar on x.com and describe what you want in plain words. Use in Tweet drops a draft into the compose box. PERSONAS Build a persona from an account's public tweets, including your own. Choose which tweets to use and TweeterAI writes a voice profile, which you can edit. Pick it from the persona menu next to any reply or post generator so drafts sound more like you. FREE TO TRY Your free trial includes 100 generations or 7 days, whichever comes first. You don't need an API key or a card. Sign in with your X account. Pro is $12 a month or $99 a year and includes 1,000 generations a month. Prefer your own model? Add an OpenAI, Anthropic, Gemini or Groq key for unlimited generations on any plan. YOU STAY IN CONTROL TweeterAI never posts, likes, follows or replies for you. It only puts drafts in the box, and you press Post. It works on x.com only. PRIVACY TweeterAI reads the tweet you ask it to reply to, the text you type, and the tweets of accounts you choose for a persona, to generate drafts. It does not read your messages. Full details are in the privacy policy at tweeterai.com/legal/extension-privacy.