Rasa

Open-source conversational AI framework for building enterprise chatbots and voice assistants

deepset (Haystack)

German AI company behind Haystack — the open-source framework for building production RAG and agent applications

Rasa

Strong

19/25

deepset (Haystack)

Excellent

24/25

Score Breakdown

DimensionRasadeepset (Haystack)

Data Residency

Where is your data stored and processed?

Rasa: Open-source framework deployable on any infrastructure. Self-hosted option means data never leaves customer's environment. No cloud dependency for core functionality.

deepset (Haystack): EU hosting available for managed platform. On-premises and air-gapped deployments fully supported. Open-source framework runs entirely locally with zero external data flow.

5/5

Open-source framework deployable on any infrastructure. Self-hosted option means data never leaves customer's environment. No cloud dependency for core functionality.

5/5

EU hosting available for managed platform. On-premises and air-gapped deployments fully supported. Open-source framework runs entirely locally with zero external data flow.

Legal Jurisdiction

Which laws govern the company and your data?

Rasa: Dual incorporation: Rasa Technologies GmbH (Germany) and Rasa Technologies Inc (USA). German R&D but US entity introduces CLOUD Act considerations. Self-hosted deployments mitigate jurisdiction risks.

deepset (Haystack): German GmbH, fully under EU law. Berlin headquarters. No US parent company. Investors include EU and US VCs but corporate governance remains German.

3/5

Dual incorporation: Rasa Technologies GmbH (Germany) and Rasa Technologies Inc (USA). German R&D but US entity introduces CLOUD Act considerations. Self-hosted deployments mitigate jurisdiction risks.

5/5

German GmbH, fully under EU law. Berlin headquarters. No US parent company. Investors include EU and US VCs but corporate governance remains German.

Data Retention & Training

Is your data used for model training?

Rasa: Self-hosted architecture gives customers complete control over data retention. Rasa does not access or host customer data. Open-source code allows full audit of data handling.

deepset (Haystack): Terms restrict data use to anonymised system data only. No explicit public 'we don't train' statement, but contractual restrictions are clear. Self-hosted gives full control.

5/5

Self-hosted architecture gives customers complete control over data retention. Rasa does not access or host customer data. Open-source code allows full audit of data handling.

4/5

Terms restrict data use to anonymised system data only. No explicit public 'we don't train' statement, but contractual restrictions are clear. Self-hosted gives full control.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Rasa: Controls aligned with ISO 27002. Supports GDPR and HIPAA compliance. No formal ISO 27001 or SOC 2 certifications listed. Self-hosted model shifts certification burden to customer.

deepset (Haystack): SOC 2 Type II, ISO 27001, HIPAA, and CSA STAR Level 1. Comprehensive certification suite for enterprise procurement. Third-party DPO (secjur).

2/5

Controls aligned with ISO 27002. Supports GDPR and HIPAA compliance. No formal ISO 27001 or SOC 2 certifications listed. Self-hosted model shifts certification burden to customer.

5/5

SOC 2 Type II, ISO 27001, HIPAA, and CSA STAR Level 1. Comprehensive certification suite for enterprise procurement. Third-party DPO (secjur).

Regulatory Fit

Suitability for regulated industries and professional services

Rasa: Excellent for regulated industries due to self-hosting capability. Used by enterprises in financial services, healthcare, and government. Full data control enables compliance with strict regulatory requirements.

deepset (Haystack): German GmbH with EU hosting, self-hosting option, and strong certifications. One of the best-positioned AI developer tools for EU regulated industries including financial services and healthcare.

4/5

Excellent for regulated industries due to self-hosting capability. Used by enterprises in financial services, healthcare, and government. Full data control enables compliance with strict regulatory requirements.

5/5

German GmbH with EU hosting, self-hosting option, and strong certifications. One of the best-positioned AI developer tools for EU regulated industries including financial services and healthcare.

Total Score

19/25

24/25

Best For

Rasa

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, CSA STAR Level 1); regulated industries (BaFin, CNIL); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment; teams on a tight budget.

deepset (Haystack)

Best for regulated industries (financial-services, healthcare); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment; teams on a tight budget.

Detailed Comparison

deepset (Haystack) vs Rasa: Trust & Compliance Comparison

deepset (Haystack) (deepset, DE) scores 24/25 overall with a Gold (Excellent) trust badge. German AI company behind Haystack — the open-source framework for building production RAG and agent applications. Rasa (Rasa, DE) scores 19/25 with a Silver (Strong) trust badge. Open-source conversational AI framework for building enterprise chatbots and voice assistants.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 5/5.

●deepset (Haystack) (5/5): EU hosting available for managed platform. On-premises and air-gapped deployments fully supported. Open-source framework runs entirely locally with zero external data flow.

●Rasa (5/5): Open-source framework deployable on any infrastructure. Self-hosted option means data never leaves customer's environment. No cloud dependency for core functionality.

#### Legal Jurisdiction

deepset (Haystack) leads with 5/5 vs 3/5.

●deepset (Haystack) (5/5): German GmbH, fully under EU law. Berlin headquarters. No US parent company. Investors include EU and US VCs but corporate governance remains German.

●Rasa (3/5): Dual incorporation: Rasa Technologies GmbH (Germany) and Rasa Technologies Inc (USA). German R&D but US entity introduces CLOUD Act considerations. Self-hosted deployments mitigate jurisdiction risks.

#### Data Retention & Training

Rasa leads with 5/5 vs 4/5.

●deepset (Haystack) (4/5): Terms restrict data use to anonymised system data only. No explicit public 'we don't train' statement, but contractual restrictions are clear. Self-hosted gives full control.

●Rasa (5/5): Self-hosted architecture gives customers complete control over data retention. Rasa does not access or host customer data. Open-source code allows full audit of data handling.

#### Certifications

deepset (Haystack) leads with 5/5 vs 2/5.

●deepset (Haystack) (5/5): SOC 2 Type II, ISO 27001, HIPAA, and CSA STAR Level 1. Comprehensive certification suite for enterprise procurement. Third-party DPO (secjur).

●Rasa (2/5): Controls aligned with ISO 27002. Supports GDPR and HIPAA compliance. No formal ISO 27001 or SOC 2 certifications listed. Self-hosted model shifts certification burden to customer.

#### Regulatory Fit

deepset (Haystack) leads with 5/5 vs 4/5.

●deepset (Haystack) (5/5): German GmbH with EU hosting, self-hosting option, and strong certifications. One of the best-positioned AI developer tools for EU regulated industries including financial services and healthcare.

●Rasa (4/5): Excellent for regulated industries due to self-hosting capability. Used by enterprises in financial services, healthcare, and government. Full data control enables compliance with strict regulatory requirements.

Certifications at a Glance

Certification	deepset (Haystack)	Rasa
CSA STAR Level 1	Yes	No
ISO 27001	Yes	No
SOC 2 Type II	Yes	No

Overall Verdict

deepset (Haystack) has a clear trust advantage, scoring 24/25 compared to Rasa's 19/25. deepset (Haystack) particularly excels in legal jurisdiction, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Rasa or deepset (Haystack)?

Rasa has a TrustKit score of 19/25 while deepset (Haystack) scores 24/25. deepset (Haystack) currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Rasa and deepset (Haystack) compare on data residency?

Rasa scores 5/5 for data residency (Open-source framework deployable on any infrastructure. Self-hosted option means data never leaves customer's environment. No cloud dependency for core functionality.), while deepset (Haystack) scores 5/5 (EU hosting available for managed platform. On-premises and air-gapped deployments fully supported. Open-source framework runs entirely locally with zero external data flow.).

Are Rasa and deepset (Haystack) GDPR compliant?

Both tools are assessed across five compliance dimensions. Rasa has a regulatory fit score of 4/5 and deepset (Haystack) scores 5/5. Check the full comparison above for a detailed breakdown.

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