Scale AI

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

Eightfold AI

Deep learning talent intelligence platform for workforce planning and hiring

Scale AI

Strong

20/25

Eightfold AI

Moderate

15/25

Score Breakdown

DimensionScale AIEightfold AI

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

Eightfold AI: Data hosting in US and EU regions. EU data residency available for European enterprise customers subject to GDPR obligations on employee personal data.

4/5

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

3/5

Data hosting in US and EU regions. EU data residency available for European enterprise customers subject to GDPR obligations on employee personal data.

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

Eightfold AI: Incorporated in Delaware, US. Subject to US legal frameworks. GDPR-compliant data processing agreements available. US jurisdiction may require additional scrutiny for EU-regulated employee data.

2/5

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

3/5

Incorporated in Delaware, US. Subject to US legal frameworks. GDPR-compliant data processing agreements available. US jurisdiction may require additional scrutiny for EU-regulated employee data.

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

Eightfold AI: Standard enterprise data retention controls. Candidate and employee data lifecycle management available. GDPR deletion and data subject rights workflows supported.

5/5

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

3/5

Standard enterprise data retention controls. Candidate and employee data lifecycle management available. GDPR deletion and data subject rights workflows supported.

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

Eightfold AI: Holds SOC 2 Type II and ISO 27001 certifications. Adequate baseline for an HR data platform, though additional certifications would strengthen the compliance posture for regulated industries.

5/5

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

3/5

Holds SOC 2 Type II and ISO 27001 certifications. Adequate baseline for an HR data platform, though additional certifications would strengthen the compliance posture for regulated industries.

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

Eightfold AI: Good fit for large enterprises managing talent data at scale. EEOC-aware AI design and bias mitigation features are important differentiators for US organisations. GDPR support for European employee data processing.

4/5

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

3/5

Good fit for large enterprises managing talent data at scale. EEOC-aware AI design and bias mitigation features are important differentiators for US organisations. GDPR support for European employee data processing.

Total Score

20/25

15/25

Best For

Scale AI

Best for teams that prioritise data residency (scores 3/5) and need a bronze-tier tool.

Eightfold AI

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

Eightfold AI vs Scale AI: Trust & Compliance Comparison

Eightfold AI (Eightfold AI, US) scores 15/25 overall with a Bronze (Moderate) trust badge. Deep learning talent intelligence platform for workforce planning and hiring. 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

Scale AI leads with 4/5 vs 3/5.

●Eightfold AI (3/5): Data hosting in US and EU regions. EU data residency available for European enterprise customers subject to GDPR obligations on employee personal data.

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

#### Legal Jurisdiction

Eightfold AI leads with 3/5 vs 2/5.

●Eightfold AI (3/5): Incorporated in Delaware, US. Subject to US legal frameworks. GDPR-compliant data processing agreements available. US jurisdiction may require additional scrutiny for EU-regulated employee data.

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

#### Data Retention & Training

Scale AI leads with 5/5 vs 3/5.

●Eightfold AI (3/5): Standard enterprise data retention controls. Candidate and employee data lifecycle management available. GDPR deletion and data subject rights workflows supported.

●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 3/5.

●Eightfold AI (3/5): Holds SOC 2 Type II and ISO 27001 certifications. Adequate baseline for an HR data platform, though additional certifications would strengthen the compliance posture for regulated industries.

●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

Scale AI leads with 4/5 vs 3/5.

●Eightfold AI (3/5): Good fit for large enterprises managing talent data at scale. EEOC-aware AI design and bias mitigation features are important differentiators for US organisations. GDPR support for European employee data processing.

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

Certifications at a Glance

Certification	Eightfold AI	Scale AI
FedRAMP High	No	Yes
FedRAMP Moderate	No	Yes
ISO 27001	Yes	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Scale AI has a clear trust advantage, scoring 20/25 compared to Eightfold AI's 15/25. Scale AI particularly excels in data residency, data retention & training, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Scale AI or Eightfold AI?

Scale AI has a TrustKit score of 20/25 while Eightfold AI scores 15/25. Scale AI currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Scale AI and Eightfold AI 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 Eightfold AI scores 3/5 (Data hosting in US and EU regions. EU data residency available for European enterprise customers subject to GDPR obligations on employee personal data.).

Are Scale AI and Eightfold AI GDPR compliant?

Both tools are assessed across five compliance dimensions. Scale AI has a regulatory fit score of 4/5 and Eightfold AI scores 3/5. Check the full comparison above for a detailed breakdown.

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