Langdock

GDPR-compliant enterprise AI platform for chat, assistants, and workflow automation

Notion AI

AI-powered workspace for notes, wikis, projects, and content generation

Langdock

Excellent

24/25

Notion AI

Strong

20/25

Score Breakdown

DimensionLangdockNotion AI

Data Residency

Where is your data stored and processed?

Langdock: All data hosted in the EU by default; self-hosting option available for maximum control

Notion AI: EU data residency available for Enterprise customers; US hosting for lower tiers

5/5

All data hosted in the EU by default; self-hosting option available for maximum control

4/5

EU data residency available for Enterprise customers; US hosting for lower tiers

Legal Jurisdiction

Which laws govern the company and your data?

Langdock: German GmbH under EU law; fully GDPR-native architecture with no CLOUD Act exposure

Notion AI: US Delaware corporation; EU residency option reduces CLOUD Act exposure for Enterprise

5/5

German GmbH under EU law; fully GDPR-native architecture with no CLOUD Act exposure

3/5

US Delaware corporation; EU residency option reduces CLOUD Act exposure for Enterprise

Data Retention & Training

Is your data used for model training?

Langdock: Customer data never used for AI training; full data deletion on request

Notion AI: Customer data not used to train AI models; data retained per workspace settings

5/5

Customer data never used for AI training; full data deletion on request

4/5

Customer data not used to train AI models; data retained per workspace settings

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Langdock: ISO 27001 certified and SOC 2 Type II audited

Notion AI: SOC 2 Type II, ISO 27001/17/18/701 all certified; AI included in scope

4/5

ISO 27001 certified and SOC 2 Type II audited

5/5

SOC 2 Type II, ISO 27001/17/18/701 all certified; AI included in scope

Regulatory Fit

Suitability for regulated industries and professional services

Langdock: Ideal for EU-regulated organisations; EU hosting, German jurisdiction, GDPR-native, and strong certifications

Notion AI: Strong fit for EU organisations on Enterprise plan with data residency; good overall compliance posture

5/5

Ideal for EU-regulated organisations; EU hosting, German jurisdiction, GDPR-native, and strong certifications

4/5

Strong fit for EU organisations on Enterprise plan with data residency; good overall compliance posture

Total Score

24/25

20/25

Best For

Langdock

Best for EU-headquartered organisations needing maximum data sovereignty; regulated industries (ICO, BaFin); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment.

Notion AI

Best for organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, ISO 27017); regulated industries (ICO); privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Detailed Comparison

Langdock vs Notion AI: Trust & Compliance Comparison

Langdock (Langdock GmbH, DE) scores 24/25 overall with a Gold (Excellent) trust badge. GDPR-compliant enterprise AI platform for chat, assistants, and workflow automation. Notion AI (Notion Labs, Inc., US) scores 20/25 with a Silver (Strong) trust badge. AI-powered workspace for notes, wikis, projects, and content generation.

Dimension-by-Dimension Breakdown

#### Data Residency

Langdock leads with 5/5 vs 4/5.

●Langdock (5/5): All data hosted in the EU by default; self-hosting option available for maximum control

●Notion AI (4/5): EU data residency available for Enterprise customers; US hosting for lower tiers

#### Legal Jurisdiction

Langdock leads with 5/5 vs 3/5.

●Langdock (5/5): German GmbH under EU law; fully GDPR-native architecture with no CLOUD Act exposure

●Notion AI (3/5): US Delaware corporation; EU residency option reduces CLOUD Act exposure for Enterprise

#### Data Retention & Training

Langdock leads with 5/5 vs 4/5.

●Langdock (5/5): Customer data never used for AI training; full data deletion on request

●Notion AI (4/5): Customer data not used to train AI models; data retained per workspace settings

#### Certifications

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

●Langdock (4/5): ISO 27001 certified and SOC 2 Type II audited

●Notion AI (5/5): SOC 2 Type II, ISO 27001/17/18/701 all certified; AI included in scope

#### Regulatory Fit

Langdock leads with 5/5 vs 4/5.

●Langdock (5/5): Ideal for EU-regulated organisations; EU hosting, German jurisdiction, GDPR-native, and strong certifications

●Notion AI (4/5): Strong fit for EU organisations on Enterprise plan with data residency; good overall compliance posture

Certifications at a Glance

Certification	Langdock	Notion AI
ISO 27001	Yes	Yes
ISO 27017	No	Yes
ISO 27018	No	Yes
ISO 27701	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Langdock has a clear trust advantage, scoring 24/25 compared to Notion AI's 20/25. Langdock particularly excels in data residency, legal jurisdiction, data retention & training, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Langdock or Notion AI?

Langdock has a TrustKit score of 24/25 while Notion AI scores 20/25. Langdock currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Langdock and Notion AI compare on data residency?

Langdock scores 5/5 for data residency (All data hosted in the EU by default; self-hosting option available for maximum control), while Notion AI scores 4/5 (EU data residency available for Enterprise customers; US hosting for lower tiers).

Are Langdock and Notion AI GDPR compliant?

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

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