Upstream Security has secured $3.0 million in pre-seed funding, marking its first external capital raise, from investors including Y Combinator and Connect Ventures. The company is launching its AI-native inbox platform publicly after a beta period, aiming to facilitate seamless collaboration between humans and AI agents. These funds will support the expansion of their platform, which rebuilds email infrastructure to enable AI agents to manage tasks and communication.
Amount: $3.0M
