Uploaded September 2025 | Updated September 2026, 2 weeks ago
HappyRobot is building the digital workforce for the real world — AI agents that power the operations behind global companies like DHL, Uber Freight, and Flexport. Less than a year after their Series A, they’ve grown revenue 10x and just raised a $44M Series B.
In this interview with YC General Partner Diana Hu, the founders share their journey from an early YC pivot to reinventing logistics, why voice was the hardest problem worth solving, and how they’re automating the invisible work that keeps goods, people, and services moving around the world.
Learn more about HappyRobot at https://www.happyrobot.ai.
Apply to Y Combinator: ycombinator.com/apply
Chapters:
00:00 – Intro & HappyRobot’s $44M Series B
01:10 – What HappyRobot builds: AI agents for logistics
03:05 – From Spain to YC
05:40 – Pivoting on Demo Day to chase a bigger vision
08:15 – Breaking into freight and supply chain
11:00 – Solving the hardest problem: voice automation
14:25 – From small pilots to seven-figure contracts
17:20 – Building trust as a “digital workforce” partner
20:10 – Custom tech: memory, reasoning, and real-time voice
23:30 – Moving beyond logistics into global operations
26:10 – Automating the invisible work of the world
HappyRobot is building the digital workforce for the real world — AI agents that power the operations behind global companies like DHL, Uber Freight, and Flexport. Less than a year after their Series A, they’ve grown revenue 10x and just raised a $44M Series B.
In this interview with YC General Partner Diana Hu, the founders share their journey from an early YC pivot to reinventing logistics, why voice was the hardest problem worth solving, and how they’re automating the invisible work that keeps goods, people, and services moving around the world.
Learn more about HappyRobot at https://www.happyrobot.ai.
Apply to Y Combinator: ycombinator.com/apply
Chapters:
00:00 – Intro & HappyRobot’s $44M Series B
01:10 – What HappyRobot builds: AI agents for logistics
03:05 – From Spain to YC
05:40 – Pivoting on Demo Day to chase a bigger vision
08:15 – Breaking into freight and supply chain
11:00 – Solving the hardest problem: voice automation
14:25 – From small pilots to seven-figure contracts
17:20 – Building trust as a “digital workforce” partner
20:10 – Custom tech: memory, reasoning, and real-time voice
23:30 – Moving beyond logistics into global operations
26:10 – Automating the invisible work of the world
