Noxtua

Europe's sovereign legal AI with its own European-trained legal LLM

Tableau AI

AI-powered analytics and data visualization by Salesforce

Noxtua

Excellent

25/25

Tableau AI

Excellent

22/25

Score Breakdown

DimensionNoxtuaTableau AI

Data Residency

Where is your data stored and processed?

Noxtua: Processing occurs exclusively on European infrastructure (Open Telekom Cloud by Deutsche Telekom and IONOS) with no connection to US cloud providers, plus an on-premise deployment option. Best-in-class EU data residency.

Tableau AI: Supports data residency in US, EU, and APAC through Salesforce Hyperforce. On-premise option via Tableau Server provides full data control.

5/5

Processing occurs exclusively on European infrastructure (Open Telekom Cloud by Deutsche Telekom and IONOS) with no connection to US cloud providers, plus an on-premise deployment option. Best-in-class EU data residency.

5/5

Supports data residency in US, EU, and APAC through Salesforce Hyperforce. On-premise option via Tableau Server provides full data control.

Legal Jurisdiction

Which laws govern the company and your data?

Noxtua: Incorporated in Germany as Noxtua SE (formerly Xayn AG), an EU/EEA entity with no US parent. Designed to meet German professional-secrecy law (§ 43e BRAO, § 203 StGB).

Tableau AI: Owned by Salesforce, Inc. (Delaware). Well-established legal framework with comprehensive DPAs and contractual protections.

5/5

Incorporated in Germany as Noxtua SE (formerly Xayn AG), an EU/EEA entity with no US parent. Designed to meet German professional-secrecy law (§ 43e BRAO, § 203 StGB).

4/5

Owned by Salesforce, Inc. (Delaware). Well-established legal framework with comprehensive DPAs and contractual protections.

Data Retention & Training

Is your data used for model training?

Noxtua: Explicitly states customer data is never used to train, retrain or improve AI models, with sovereign/on-premise deployment and enterprise DPA-level controls. Specific configurable retention windows are not publicly detailed but the no-training and isolation posture is strong.

Tableau AI: Configurable data retention policies. On-premise option allows full control. Cloud data deleted upon subscription termination.

5/5

Explicitly states customer data is never used to train, retrain or improve AI models, with sovereign/on-premise deployment and enterprise DPA-level controls. Specific configurable retention windows are not publicly detailed but the no-training and isolation posture is strong.

4/5

Configurable data retention policies. On-premise option allows full control. Cloud data deleted upon subscription termination.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Noxtua: Extensive published certification stack: ISO 42001 (first German company), ISO 27001, 27017, 27018, 9001, plus BSI C5 and TISAX. No SOC 2 (US-oriented), but European sector and AI-specific certifications exceed the baseline.

Tableau AI: Inherits Salesforce's comprehensive certification portfolio including SOC 1/2, ISO 27001, PCI DSS, and FedRAMP.

5/5

Extensive published certification stack: ISO 42001 (first German company), ISO 27001, 27017, 27018, 9001, plus BSI C5 and TISAX. No SOC 2 (US-oriented), but European sector and AI-specific certifications exceed the baseline.

5/5

Inherits Salesforce's comprehensive certification portfolio including SOC 1/2, ISO 27001, PCI DSS, and FedRAMP.

Regulatory Fit

Suitability for regulated industries and professional services

Noxtua: Purpose-built for regulated EU legal work, explicitly meeting attorney confidentiality and professional-secrecy requirements, with backing from major law firms and legal publishers. Suitable for the most demanding EU regulated legal and public-sector use.

Tableau AI: Suitable for regulated industries with on-premise deployment option, FedRAMP authorization, and HIPAA compliance capabilities.

5/5

Purpose-built for regulated EU legal work, explicitly meeting attorney confidentiality and professional-secrecy requirements, with backing from major law firms and legal publishers. Suitable for the most demanding EU regulated legal and public-sector use.

4/5

Suitable for regulated industries with on-premise deployment option, FedRAMP authorization, and HIPAA compliance capabilities.

Total Score

25/25

22/25

Best For

Noxtua

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (ISO 42001, ISO 27001, ISO 27017); regulated industries (BfDI, BaFin); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment.

Tableau AI

Best for organisations requiring broad certification coverage (SOC 2 Type II, SOC 1 Type II, ISO 27001); regulated industries (FINRA); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment.

Detailed Comparison

Noxtua vs Tableau AI: Trust & Compliance Comparison

Noxtua (Noxtua, DE) scores 25/25 overall with a Gold (Excellent) trust badge. Europe's sovereign legal AI with its own European-trained legal LLM. Tableau AI (Salesforce (Tableau), US) scores 22/25 with a Gold (Excellent) trust badge. AI-powered analytics and data visualization by Salesforce.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 5/5.

●Noxtua (5/5): Processing occurs exclusively on European infrastructure (Open Telekom Cloud by Deutsche Telekom and IONOS) with no connection to US cloud providers, plus an on-premise deployment option. Best-in-class EU data residency.

●Tableau AI (5/5): Supports data residency in US, EU, and APAC through Salesforce Hyperforce. On-premise option via Tableau Server provides full data control.

#### Legal Jurisdiction

Noxtua leads with 5/5 vs 4/5.

●Noxtua (5/5): Incorporated in Germany as Noxtua SE (formerly Xayn AG), an EU/EEA entity with no US parent. Designed to meet German professional-secrecy law (§ 43e BRAO, § 203 StGB).

●Tableau AI (4/5): Owned by Salesforce, Inc. (Delaware). Well-established legal framework with comprehensive DPAs and contractual protections.

#### Data Retention & Training

Noxtua leads with 5/5 vs 4/5.

●Noxtua (5/5): Explicitly states customer data is never used to train, retrain or improve AI models, with sovereign/on-premise deployment and enterprise DPA-level controls. Specific configurable retention windows are not publicly detailed but the no-training and isolation posture is strong.

●Tableau AI (4/5): Configurable data retention policies. On-premise option allows full control. Cloud data deleted upon subscription termination.

#### Certifications

Both score equally at 5/5.

●Noxtua (5/5): Extensive published certification stack: ISO 42001 (first German company), ISO 27001, 27017, 27018, 9001, plus BSI C5 and TISAX. No SOC 2 (US-oriented), but European sector and AI-specific certifications exceed the baseline.

●Tableau AI (5/5): Inherits Salesforce's comprehensive certification portfolio including SOC 1/2, ISO 27001, PCI DSS, and FedRAMP.

#### Regulatory Fit

Noxtua leads with 5/5 vs 4/5.

●Noxtua (5/5): Purpose-built for regulated EU legal work, explicitly meeting attorney confidentiality and professional-secrecy requirements, with backing from major law firms and legal publishers. Suitable for the most demanding EU regulated legal and public-sector use.

●Tableau AI (4/5): Suitable for regulated industries with on-premise deployment option, FedRAMP authorization, and HIPAA compliance capabilities.

Certifications at a Glance

Certification	Noxtua	Tableau AI
BSI C5	Yes	No
FedRAMP	No	Yes
ISO 27001	Yes	Yes
ISO 27017	Yes	No
ISO 27018	Yes	No
ISO 42001	Yes	No
ISO 9001	Yes	No
PCI DSS	No	Yes
SOC 1 Type II	No	Yes
SOC 2 Type II	No	Yes
TISAX	Yes	No

Overall Verdict

Noxtua has a clear trust advantage, scoring 25/25 compared to Tableau AI's 22/25. Noxtua particularly excels in legal jurisdiction, data retention & training, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Noxtua or Tableau AI?

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

How do Noxtua and Tableau AI compare on data residency?

Noxtua scores 5/5 for data residency (Processing occurs exclusively on European infrastructure (Open Telekom Cloud by Deutsche Telekom and IONOS) with no connection to US cloud providers, plus an on-premise deployment option. Best-in-class EU data residency.), while Tableau AI scores 5/5 (Supports data residency in US, EU, and APAC through Salesforce Hyperforce. On-premise option via Tableau Server provides full data control.).

Are Noxtua and Tableau AI GDPR compliant?

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

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