JetBrains AI

AI assistant and coding agent integrated natively into all JetBrains IDEs with EU-first data processing

deepset (Haystack)

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

JetBrains AI

Strong

20/25

deepset (Haystack)

Excellent

24/25

Score Breakdown

DimensionJetBrains AIdeepset (Haystack)

Data Residency

Where is your data stored and processed?

JetBrains AI: EU-first processing by default; on-premises and self-hosted LLM support via AI Enterprise for full data locality; .aiignore file for context control

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.

4/5

EU-first processing by default; on-premises and self-hosted LLM support via AI Enterprise for full data locality; .aiignore file for context control

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?

JetBrains AI: Czech Republic incorporation within the EU; subject to GDPR by default as an EU company; bootstrapped with no US investor influence; not subject to US CLOUD Act

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.

4/5

Czech Republic incorporation within the EU; subject to GDPR by default as an EU company; bootstrapped with no US investor influence; not subject to US CLOUD Act

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?

JetBrains AI: Zero prompt retention with third-party providers by default; detailed telemetry opt-in only; .aiignore exclusions; on-premises deployment available for complete data locality

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

Zero prompt retention with third-party providers by default; detailed telemetry opt-in only; .aiignore exclusions; on-premises deployment available for complete data locality

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.

JetBrains AI: SOC 2 Type II certified (2024/2025 audit period); GDPR compliant; no ISO 27001 publicly confirmed

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

3/5

SOC 2 Type II certified (2024/2025 audit period); GDPR compliant; no ISO 27001 publicly confirmed

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

JetBrains AI: EU jurisdiction, EU-first processing, zero retention, on-premises option, and bootstrapped independence make JetBrains AI an excellent choice for regulated engineering teams with data sovereignty 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

EU jurisdiction, EU-first processing, zero retention, on-premises option, and bootstrapped independence make JetBrains AI an excellent choice for regulated engineering teams with data sovereignty 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

20/25

24/25

Best For

JetBrains AI

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 EU-headquartered organisations needing maximum data sovereignty; 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 JetBrains AI: 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. JetBrains AI (JetBrains, CZ) scores 20/25 with a Silver (Strong) trust badge. AI assistant and coding agent integrated natively into all JetBrains IDEs with EU-first data processing.

Dimension-by-Dimension Breakdown

#### Data Residency

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

●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.

●JetBrains AI (4/5): EU-first processing by default; on-premises and self-hosted LLM support via AI Enterprise for full data locality; .aiignore file for context control

#### Legal Jurisdiction

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

●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.

●JetBrains AI (4/5): Czech Republic incorporation within the EU; subject to GDPR by default as an EU company; bootstrapped with no US investor influence; not subject to US CLOUD Act

#### Data Retention & Training

JetBrains AI 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.

●JetBrains AI (5/5): Zero prompt retention with third-party providers by default; detailed telemetry opt-in only; .aiignore exclusions; on-premises deployment available for complete data locality

#### Certifications

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

●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).

●JetBrains AI (3/5): SOC 2 Type II certified (2024/2025 audit period); GDPR compliant; no ISO 27001 publicly confirmed

#### 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.

●JetBrains AI (4/5): EU jurisdiction, EU-first processing, zero retention, on-premises option, and bootstrapped independence make JetBrains AI an excellent choice for regulated engineering teams with data sovereignty requirements

Certifications at a Glance

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

Overall Verdict

deepset (Haystack) has a clear trust advantage, scoring 24/25 compared to JetBrains AI's 20/25. deepset (Haystack) particularly excels in data residency, legal jurisdiction, certifications, regulatory fit.

Frequently Asked Questions

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

JetBrains AI has a TrustKit score of 20/25 while deepset (Haystack) scores 24/25. deepset (Haystack) currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

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

JetBrains AI scores 4/5 for data residency (EU-first processing by default; on-premises and self-hosted LLM support via AI Enterprise for full data locality; .aiignore file for context control), 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 JetBrains AI and deepset (Haystack) GDPR compliant?

Both tools are assessed across five compliance dimensions. JetBrains AI 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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