What it sells
The modern, open source, self-hosted AI customer support platform
Business model breakdown
Buyer: who owns the budget?
UnverifiedHead of customer support or founder/ops lead at small to mid-size businesses (site cites 15,000+ businesses).
Trigger: what makes them buy now?
UnverifiedSupport ticket volume outgrowing the team, or wanting an open-source/self-hosted alternative to Zendesk-style tools with an AI agent.
Workflow: what inputs become what output?
Captain AI supplies knowledge answers, reply suggestions, summaries, triage and team-written scenarios; cloud plan features and retention vary by tier.
Economics: what it saves and how it charges
Per-agent monthly SaaS: Hacker $0 (up to 2 agents, 500 conversations/month), Startups $19, Business $39, Enterprise $99 per agent/month, with AI "Captain" credits per tier (300/500/800); free self-hosted open-source edition.
Distribution: how it reaches customers
Cloud has free signup, paid purchase links, a 15-day trial and dashboard billing upgrades.
Funding history and coverage
| Round date | Stage | Amount | Investors | Source |
|---|---|---|---|---|
| — | Y Combinator Winter 2021 | — | Y Combinator | ycombinator.com |
Profiles summarize public reporting and company websites. Business-model notes are MaxBC's reading of that material, not confirmed facts; unknowns are left blank rather than guessed. Updated 2026-10-12.