AI growth agent that replies to Build in Public community posts from your own browser
Not given
Stage
Startup
Not given
Founded
2024
Not given
Based in
Not given
FR
Pricing model
Paid
Freemium
Pricing
Growth Agent Plan: $29.99/month (includes autonomous Build in Public replies, Search Post, Target Monitoring, and Smart DM). Tools Plan: $9.99/month (all three tools without the autonomous agent).
Free: 10 free replies on first day then 3 per day, three drafts per reply, Radar badges on X, works on X, LinkedIn and Reddit, uses Claude Sonnet. Free account: €0 with email signup, 5 replies per day, settings synced across devices, all free features. Pro: €6.99 per month, 1,000 replies per month w
Key features
Autonomous Build in Public replies up to 50 per day
Runs on your own machine with real browser fingerprint
Search Post tool to find relevant posts by keyword, engagement, and recency
Target Monitoring to watch up to 10 accounts in real time
Smart DM for personalized warm messages to new followers
Chrome extension with AI reply suggestions and voice-to-tweet
Human-paced engagement with author cooldowns
Multi-language support including English, Chinese, Spanish, Japanese, Korean, German, French, and Hindi
Tweet Value estimation showing ad value based on impressions and engagement
Activity Overview chart showing posting and reply patterns over time
Generates three draft replies per post
Works on X, LinkedIn and Reddit
Radar dock shows ranked opportunities in Pro plan
Web app for mobile use without extension
Replies in the language of the original post
What makes it different
Runs on your own machine with your real fingerprint, not from external data centers
Avoids duplicate posts and respects author cooldowns to stay safe and natural
Targeted engagement in Build in Public community focused on real builders
Human-paced replies that look like natural account activity
Includes three tools (Search Post, Target Monitoring, Smart DM) in one subscription
Direct feedback channel to the developer for improvements
XJumper
ReplyKit