AI growth agent that replies to Build in Public community posts from your own browser
The quieter social microblogging platform.
Stage
Startup
Not given
Founded
2024
Not given
Based in
Not given
Not given
Pricing model
Paid
Free
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).
Not given
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
500 character note limit
Hashtag and mention support
Follow people and hashtags
Markdown formatting support
No likes, karma or follower counts
Public profiles and content
Account data download and deletion
Conversations and threaded replies
Polls, quizzes and todos
Code execution and LaTeX support
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
Intentionally small design without engagement tricks or performance pressure
500 character limit keeps communication focused and quick
Fiscally hosted by Open Source Europe with public finances
XJumper
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