# H2O.ai vs Scale AI: who uses which

On usedby, 42 companies use H2O.ai and 16 use Scale AI. No company is listed with both yet. Counts include every proof level, job-post signals included. Companies named on both have a confirmed or observed line on each side. Latest check 2026-10-07: 48 of 58 public lines checked.

## Side by side

|  | [H2O.ai](https://www.usedby.ai/tools/h2o-ai.md) | [Scale AI](https://www.usedby.ai/tools/scale-ai.md) |
|---|---|---|
| Public customers | 42 | 16 |
| Confirmed | 35 | 1 |
| Observed | 7 | 15 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | Banking & Mortgages (4), HR & Recruiting (2), Insurance & InsurTech (2) | Artificial Intelligence (3), Investment & VC (2), Media & Publishing (2) |
| Category | ML Ops & Training | ML Ops & Training |
| Data processing terms | A data processing agreement is available. ([h2o.ai](https://h2o.ai/legal/dpa/), checked 2026-10-07) | A data processing agreement is available. ([scale.com](https://scale.com/legal/privacy), checked 2026-10-07) |
| Security | — | SOC 2 Type II ([scale.com](https://scale.com/security), checked 2026-10-07) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- H2O.ai: [AT&T](https://www.usedby.ai/case-studies/at-t-h2o-ai.md): **$10M**: “saves more than $10M per year” (captured by usedby 2026-10-07)
- H2O.ai: [Commonwealth Bank](https://www.usedby.ai/case-studies/commonwealth-bank-of-australia-h2o-ai.md): **2 days**: “Decreased time to prototype new models from weeks to 2 days” (captured by usedby 2026-10-07)

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Source: https://www.usedby.ai/compare/h2o-ai-vs-scale-ai · How we check: https://www.usedby.ai/methodology