Scale AI

AI data labeling and enterprise AI platform for building production-grade AI systems

Nabla Copilot

AI medical scribe that turns patient conversations into clinical notes

Scale AI

Strong

20/25

Nabla Copilot

Excellent

22/25

Score Breakdown

DimensionScale AINabla Copilot

Data Residency

Where is your data stored and processed?

Scale AI: US-based cloud hosting with on-premise deployment available; FedRAMP cloud for government; data isolated per project

Nabla Copilot: Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

4/5

US-based cloud hosting with on-premise deployment available; FedRAMP cloud for government; data isolated per project

4/5

Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

Legal Jurisdiction

Which laws govern the company and your data?

Scale AI: US Delaware corporation subject to CLOUD Act; standard SCCs available for international data transfers

Nabla Copilot: Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

2/5

US Delaware corporation subject to CLOUD Act; standard SCCs available for international data transfers

4/5

Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

Data Retention & Training

Is your data used for model training?

Scale AI: Customer data used only for contracted tasks with strict annotator access controls; cryptographic audit trails; no cross-customer data sharing

Nabla Copilot: Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

5/5

Customer data used only for contracted tasks with strict annotator access controls; cryptographic audit trails; no cross-customer data sharing

5/5

Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Scale AI: SOC 2 Type II, ISO 27001, FedRAMP Moderate and FedRAMP High — among the highest compliance credentials in the AI sector

Nabla Copilot: SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

5/5

SOC 2 Type II, ISO 27001, FedRAMP Moderate and FedRAMP High — among the highest compliance credentials in the AI sector

4/5

SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

Regulatory Fit

Suitability for regulated industries and professional services

Scale AI: Government-grade security posture suitable for defence, intelligence, financial services, and healthcare AI development workloads

Nabla Copilot: Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

4/5

Government-grade security posture suitable for defence, intelligence, financial services, and healthcare AI development workloads

5/5

Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

Total Score

20/25

22/25

Best For

Scale AI

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (SOC 2 Type II, HIPAA BAA, HDS); regulated industries (HHS OCR, CNIL); privacy-conscious teams who need strong data retention controls.

Nabla Copilot

Best for organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, FedRAMP Moderate); regulated industries (DoD, CISA); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment.

Detailed Comparison

Nabla Copilot vs Scale AI: Trust & Compliance Comparison

Nabla Copilot (Nabla, FR) scores 22/25 overall with a Gold (Excellent) trust badge. AI medical scribe that turns patient conversations into clinical notes. Scale AI (Scale AI, US) scores 20/25 with a Silver (Strong) trust badge. AI data labeling and enterprise AI platform for building production-grade AI systems.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 4/5.

●Nabla Copilot (4/5): Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

●Scale AI (4/5): US-based cloud hosting with on-premise deployment available; FedRAMP cloud for government; data isolated per project

#### Legal Jurisdiction

Nabla Copilot leads with 4/5 vs 2/5.

●Nabla Copilot (4/5): Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

●Scale AI (2/5): US Delaware corporation subject to CLOUD Act; standard SCCs available for international data transfers

#### Data Retention & Training

Both score equally at 5/5.

●Nabla Copilot (5/5): Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

●Scale AI (5/5): Customer data used only for contracted tasks with strict annotator access controls; cryptographic audit trails; no cross-customer data sharing

#### Certifications

Scale AI leads with 5/5 vs 4/5.

●Nabla Copilot (4/5): SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

●Scale AI (5/5): SOC 2 Type II, ISO 27001, FedRAMP Moderate and FedRAMP High — among the highest compliance credentials in the AI sector

#### Regulatory Fit

Nabla Copilot leads with 5/5 vs 4/5.

●Nabla Copilot (5/5): Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

●Scale AI (4/5): Government-grade security posture suitable for defence, intelligence, financial services, and healthcare AI development workloads

Certifications at a Glance

Certification	Nabla Copilot	Scale AI
FedRAMP High	No	Yes
FedRAMP Moderate	No	Yes
HDS	Yes	No
HIPAA BAA	Yes	No
ISO 27001	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Nabla Copilot has a clear trust advantage, scoring 22/25 compared to Scale AI's 20/25. Nabla Copilot particularly excels in legal jurisdiction, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Scale AI or Nabla Copilot?

Scale AI has a TrustKit score of 20/25 while Nabla Copilot scores 22/25. Nabla Copilot currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Scale AI and Nabla Copilot compare on data residency?

Scale AI scores 4/5 for data residency (US-based cloud hosting with on-premise deployment available; FedRAMP cloud for government; data isolated per project), while Nabla Copilot scores 4/5 (Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.).

Are Scale AI and Nabla Copilot GDPR compliant?

Both tools are assessed across five compliance dimensions. Scale AI has a regulatory fit score of 4/5 and Nabla Copilot scores 5/5. Check the full comparison above for a detailed breakdown.

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