Scale AI

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

Lexroom

Civil-law legal research, drafting and analysis on 6M+ verified sources

Scale AI

Strong

20/25

Lexroom

Strong

21/25

Score Breakdown

DimensionScale AILexroom

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

Lexroom: An Italian company compliant with GDPR and ISO 27001, strongly implying EU-based processing; however, the specific data-centre location and EU-region guarantees are not explicitly published, so a conservative score is applied pending confirmation.

4/5

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

4/5

An Italian company compliant with GDPR and ISO 27001, strongly implying EU-based processing; however, the specific data-centre location and EU-region guarantees are not explicitly published, so a conservative score is applied pending confirmation.

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

Lexroom: Incorporated in Italy as Lexroom S.r.l., an EU/EEA entity with no US parent. Fully within EU jurisdiction.

2/5

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

5/5

Incorporated in Italy as Lexroom S.r.l., an EU/EEA entity with no US parent. Fully within EU jurisdiction.

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

Lexroom: Explicit zero-training policy on user data combined with a zero-retention posture — uploaded documents are encrypted and not stored beyond what is needed to deliver the service. Strong retention controls; enterprise DPA terms assumed but not individually verified.

5/5

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

5/5

Explicit zero-training policy on user data combined with a zero-retention posture — uploaded documents are encrypted and not stored beyond what is needed to deliver the service. Strong retention controls; enterprise DPA terms assumed but not individually verified.

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

Lexroom: Holds ISO 27001 certification and asserts GDPR and EU AI Act compliance. No SOC 2 Type II or sector-specific certifications published, placing it at the single-major-certification tier.

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 ISO 27001 certification and asserts GDPR and EU AI Act compliance. No SOC 2 Type II or sector-specific certifications published, placing it at the single-major-certification tier.

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

Lexroom: Purpose-built for civil-law legal professionals and used by 8,000+ firms including major names, with GDPR and EU AI Act alignment. Suitable for most EU regulated legal use, though it lacks the explicit professional-secrecy attestations and sovereign-hosting guarantees of the strongest peers.

4/5

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

4/5

Purpose-built for civil-law legal professionals and used by 8,000+ firms including major names, with GDPR and EU AI Act alignment. Suitable for most EU regulated legal use, though it lacks the explicit professional-secrecy attestations and sovereign-hosting guarantees of the strongest peers.

Total Score

20/25

21/25

Best For

Scale AI

Best for EU-headquartered organisations needing maximum data sovereignty; regulated industries (Garante, CNIL); privacy-conscious teams who need strong data retention controls.

Lexroom

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

Lexroom vs Scale AI: Trust & Compliance Comparison

Lexroom (Lexroom, IT) scores 21/25 overall with a Silver (Strong) trust badge. Civil-law legal research, drafting and analysis on 6M+ verified sources. 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.

●Lexroom (4/5): An Italian company compliant with GDPR and ISO 27001, strongly implying EU-based processing; however, the specific data-centre location and EU-region guarantees are not explicitly published, so a conservative score is applied pending confirmation.

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

#### Legal Jurisdiction

Lexroom leads with 5/5 vs 2/5.

●Lexroom (5/5): Incorporated in Italy as Lexroom S.r.l., an EU/EEA entity with no US parent. Fully within EU jurisdiction.

●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.

●Lexroom (5/5): Explicit zero-training policy on user data combined with a zero-retention posture — uploaded documents are encrypted and not stored beyond what is needed to deliver the service. Strong retention controls; enterprise DPA terms assumed but not individually verified.

●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.

●Lexroom (3/5): Holds ISO 27001 certification and asserts GDPR and EU AI Act compliance. No SOC 2 Type II or sector-specific certifications published, placing it at the single-major-certification tier.

●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

Both score equally at 4/5.

●Lexroom (4/5): Purpose-built for civil-law legal professionals and used by 8,000+ firms including major names, with GDPR and EU AI Act alignment. Suitable for most EU regulated legal use, though it lacks the explicit professional-secrecy attestations and sovereign-hosting guarantees of the strongest peers.

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

Certifications at a Glance

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

Overall Verdict

Lexroom and Scale AI are closely matched on trust and compliance, with scores of 21/25 and 20/25 respectively. The right choice depends on your specific regulatory requirements and existing technology stack.

Frequently Asked Questions

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

Scale AI has a TrustKit score of 20/25 while Lexroom scores 21/25. Lexroom currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Scale AI and Lexroom 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 Lexroom scores 4/5 (An Italian company compliant with GDPR and ISO 27001, strongly implying EU-based processing; however, the specific data-centre location and EU-region guarantees are not explicitly published, so a conservative score is applied pending confirmation.).

Are Scale AI and Lexroom GDPR compliant?

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

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