# Clockwork.io: physical AI company

Canonical ID: `ff0105a1-be55-4198-b0c0-0e759c5f33fd`

## Key facts

- **Funding (company-stated, Oct 2026):** Raised $31M on Oct 5 2026, co-led by Premji Invest, Wing Venture Capital and Seligman Ventures with [NEA](/investors/nea.md) and e& Capital; $73M total.
- **Product:** A GPU fault-tolerance suite: LinkPass reroutes traffic around failed links; TorchPass moves work off failing GPUs.
- **TorchPass updates (company-stated, Oct 2026):** TorchPass is adding multi-node platform snapshots and fast asynchronous checkpoints.
- **Customers (company-stated, Oct 2026):** In production at LinkedIn; [Together AI](/companies/together-ai.md) offers TorchPass as a service on its GPU Clusters; [WhiteFiber](/companies/whitefiber.md) is expanding its use.
- **LinkedIn result (company-stated):** LinkedIn says the suite prevents tens of thousands of GPU-hours of downtime a month.
- **Goodput claim (company-stated, Oct 2026):** SemiAnalysis's Dylan Patel is quoted saying TorchPass cut training goodput loss from 14% to under 3% for a neocloud in ClusterMAX testing.

- **Slug:** clockwork-io
- **Status:** private

## Models

_No models registered._

## Supplies to

_No verified supply relationships on file. Supply-chain coverage is being added across the registry; check back as the seed populates this company's outbound edges._

_Outbound supply edges. Each appears when verified with at least two strong sources. Sources are append-only; corrections add new sources rather than rewrite history._

## Common questions

### What is Clockwork.io?

[Palo Alto](/locations/palo-alto-ca.md) company building fault-tolerance and observability software for GPU clusters (FleetLens, LinkPass, TorchPass) that keeps AI training, inference and [reinforcement learning](/glossary/reinforcement-learning.md) jobs running through hardware and network failures.

### What does Clockwork.io make?

Clockwork.io has no robot models recorded on the DEPLOY registry.

### Is Clockwork.io publicly traded?

No. Clockwork.io is privately held and not publicly traded, per the DEPLOY registry.

### How can I invest in Clockwork.io?

Clockwork.io is a private company; its shares are not available on public markets, so retail investors cannot buy the stock today.

### Who owns Clockwork.io?

Clockwork.io is privately held; ownership sits with its founders and private investors.

### Is Clockwork.io a top robotics company?

On DEPLOY's intelligence score, which blends verified deployments, funding, hiring, media, safety, and IP signals, Clockwork.io ranks in roughly the top 15% of companies tracked by the registry.


## Sources (3)

1. 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 · 2026-10-05
2. https://siliconangle.com/2026/10/05/clockwork-io-bags-31m-in-funding-to-keep-ai-inference-and-training-workloads-running-like-clockwork/ · 2026-10-05
3. https://x.com/PRN_TopStories/status/2107177000448274610 · 2026-10-05

## The verified answers

- [Which companies have the most robots deployed](/which-companies-have-the-most-robots-deployed.md)
- [Which operators run the most robots](/which-operators-run-the-most-robots.md)
- [Which robot operators cover the most countries](/which-robot-operators-cover-the-most-countries.md)

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