Clockwork.io Raises $31M in Funding

Clockwork.io, a Palo Alto-based company that provides fault-tolerance software for AI infrastructure, has announced $31 million in new funding. This latest round brings the company's total funding to $73 million, supporting its mission to keep AI training, reinforcement learning, and inference workloads running through infrastructure failures.

Investors

This round was co-led by Premji Invest, Wing Venture Capital, and Seligman Ventures, with participation from existing investors NEA and e& Capital.

Clockwork.io Use of Funds

Clockwork.io plans to use the new capital to accelerate the rollout of its fault-tolerance suite across training, inference, and reinforcement learning environments. Additionally, the company will focus on expanding enterprise adoption and scaling its delivery capabilities through various cloud partners.

About Clockwork.io

Founded in 2021, Clockwork.io provides a fault-tolerance software layer designed to sit between hardware and AI workloads. Its primary product offerings include LinkPass and TorchPass, which prevent GPU downtime and preserve workload progress during infrastructure failures such as link, optic, cable, or NIC faults.

Funding Details

Company Website: https://clockwork.io

Company: Clockwork.io
Raised: $31M
Funding Date: October 5, 2026
Lead Investor: Premji Invest, Wing Venture Capital, Seligman Ventures
Additional Investors: NEA, e& Capital
Company Website: https://clockwork.io
Software Category: AI Infrastructure Software
Source: https://www.prnewswire.com/news-releases/clockworkio-raises-31m-as-linkedin-together-ai-and-whitefiber-adopt-its-resilience-software-to-stop-wasting-gpu-hours-302897586.html?tc=eml_cleartime