Castline is an autonomous AI agent that researches your ideal prospects, writes personalized outreach, follows up relentlessly, and books qualified meetings on your calendar. You wake up to revenue.
Most sales software helps you do the work. Castline does the work. Autonomously. Every night.
Tell Castline who you sell to. Industry, company size, role, pain points. Takes 5 minutes.
Castline researches real prospects, reads their LinkedIn, recent posts, company news. Builds context no template can match.
Every email is written for that specific person. Not mail merge. Not templates. Real personalization from real research.
Replies are handled. Follow-ups are sent. Meetings land on your calendar. You just show up and close.
Scans LinkedIn profiles, company pages, recent funding rounds, job postings, and social activity to build a complete picture before writing a single word.
Every outreach message references something real and specific. A recent post. A company milestone. A mutual connection. Zero generic templates.
Handles replies, sends follow-ups at optimal intervals, and knows when to push and when to back off. No manual sequences to manage.
Every morning: who was contacted, who replied, what meetings are booked, and what the pipeline looks like. Full transparency, zero busywork.
Castline is building the world where every company, from solo founder to enterprise, has an autonomous sales agent that never stops working. The pipeline fills itself. You focus on closing.