# Hippocratic AI vs PolyAI: who uses which

On usedby, 28 companies use Hippocratic AI and 18 use PolyAI. 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 2026-10-08: 46 of 46 public lines checked.

## Side by side

|  | [Hippocratic AI](https://www.usedby.ai/tools/hippocratic-ai.md) | [PolyAI](https://www.usedby.ai/tools/polyai.md) |
|---|---|---|
| Public customers | 28 | 18 |
| Confirmed | 9 | 14 |
| Observed | 19 | 4 |
| Signals (job posts) | 0 | 0 |
| Top industries of customers | Hospitals & Care Providers (5) | Banking & Mortgages (1), Energy, Utilities & Cleantech (1), IT Services & System Integration (1) |
| Category | AI Phone Agents | AI Phone Agents |
| Security | — | ISO 27001 ([poly.ai](https://poly.ai/security), checked 2026-10-08) |
| Data processing terms | — | A data processing agreement is available. ([poly.ai](https://poly.ai/dpa), checked 2026-10-08) |
| Integrations | — | Salesforce, Zendesk, NICE CXone, Amazon Connect, Genesys, Webex, Five9 ([docs.poly.ai](https://docs.poly.ai/integrations/introduction), checked 2026-10-08) |

## Published results

Reviewed stories only; usedby did not measure the figures.

- PolyAI: [Simplyhealth](https://www.usedby.ai/case-studies/simplyhealth-polyai.md): **5,500 calls**: “The PolyAI voice assistant is now handling an average of 5,500 calls each week on Simplyhealth’s consumer line.” (published 2023-09-17)
- PolyAI: [Atos](https://www.usedby.ai/case-studies/atos-polyai.md): **50%**: “at 50% of the cost of an FTE” (published 2023-10-28)

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