卖什么
Replay real customer journeys against every change before you ship
商业模式拆解
触发点：什么让他们现在购买？
Agent-written changes break real customer journeys that tests do not cover.
工作流：什么输入变成什么输出？
CLI installed per developer; haystack verify builds the app at base and with the change, forks infrastructure per case, replays real journeys, and reports differences with before/after evidence back to the agent.
渠道：怎么接触到客户？
Developer self-serve through CLI install (npm) and GitHub sign-in, with agent-readable setup instructions.
融资历史与报道
| 融资日期 | 轮次 | 金额 | 投资方 | 来源 |
|---|---|---|---|---|
| — | YC 2024 夏季 | — | Y Combinator | ycombinator.com |
档案汇总自公开报道和公司官网。商业模式部分是 MaxBC 对这些材料的解读，不是已确认的事实；未知之处留空，不作猜测。 更新于 2026-10-12.