OpenAI API

API platform for GPT, DALL-E, Whisper and other foundation models

Groq

Ultra-fast LPU inference for open-source LLMs at developer-friendly pricing

OpenAI API

Moderate

14/25

Groq

Caution

10/25

Score Breakdown

DimensionOpenAI APIGroq

Data Residency

Where is your data stored and processed?

OpenAI API: All data processed on US-based Microsoft Azure infrastructure. No EU data residency option available. Enterprise customers cannot choose hosting region.

Groq: All inference processed in US data centres. No EU data residency option available as of early 2026. European businesses processing personal data via the Groq API must implement GDPR transfer mechanisms.

2/5

All data processed on US-based Microsoft Azure infrastructure. No EU data residency option available. Enterprise customers cannot choose hosting region.

1/5

All inference processed in US data centres. No EU data residency option available as of early 2026. European businesses processing personal data via the Groq API must implement GDPR transfer mechanisms.

Legal Jurisdiction

Which laws govern the company and your data?

OpenAI API: US Delaware LLC subject to US jurisdiction including CLOUD Act. Offers GDPR-compliant DPA for EU customers, but legal entity is solely US-based.

Groq: Groq Inc. incorporated in California, subject to US law including the CLOUD Act. GDPR-compliant DPA available contractually, but US legal jurisdiction is the governing framework. No EU parent company or subsidiary structure.

2/5

US Delaware LLC subject to US jurisdiction including CLOUD Act. Offers GDPR-compliant DPA for EU customers, but legal entity is solely US-based.

2/5

Groq Inc. incorporated in California, subject to US law including the CLOUD Act. GDPR-compliant DPA available contractually, but US legal jurisdiction is the governing framework. No EU parent company or subsidiary structure.

Data Retention & Training

Is your data used for model training?

OpenAI API: API data not used for model training by default. Zero data retention option available. Clear data retention policies documented. Abuse monitoring data retained for 30 days.

Groq: Groq's privacy policy states that inference request data is not used for model training. Minimal data retention for API calls. Suitable for non-personal-data inference use cases; personal data processing requires GDPR transfer mechanism.

4/5

API data not used for model training by default. Zero data retention option available. Clear data retention policies documented. Abuse monitoring data retained for 30 days.

4/5

Groq's privacy policy states that inference request data is not used for model training. Minimal data retention for API calls. Suitable for non-personal-data inference use cases; personal data processing requires GDPR transfer mechanism.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

OpenAI API: SOC 2 Type II certified. GDPR DPA available. No ISO 27001 or C5 certification publicly disclosed.

Groq: No published ISO 27001, SOC 2 Type II, or other independent security certifications as of early 2026. Privacy and security practices are self-attested. This is a significant gap for enterprise procurement in regulated industries.

3/5

SOC 2 Type II certified. GDPR DPA available. No ISO 27001 or C5 certification publicly disclosed.

1/5

No published ISO 27001, SOC 2 Type II, or other independent security certifications as of early 2026. Privacy and security practices are self-attested. This is a significant gap for enterprise procurement in regulated industries.

Regulatory Fit

Suitability for regulated industries and professional services

OpenAI API: Suitable for many business use cases with appropriate DPA. Enterprise tier offers enhanced compliance. Not ideal for highly regulated EU industries requiring data sovereignty.

Groq: Not suitable for GDPR-regulated personal data processing without appropriate SCCs and transfer impact assessment. Good option for non-personal-data use cases (e.g., inference on internal documents with no personal data). Not recommended for regulated EU industries without significant additional controls.

3/5

Suitable for many business use cases with appropriate DPA. Enterprise tier offers enhanced compliance. Not ideal for highly regulated EU industries requiring data sovereignty.

2/5

Not suitable for GDPR-regulated personal data processing without appropriate SCCs and transfer impact assessment. Good option for non-personal-data use cases (e.g., inference on internal documents with no personal data). Not recommended for regulated EU industries without significant additional controls.

Total Score

14/25

10/25

Best For

OpenAI API

Best for privacy-conscious teams who need strong data retention controls; teams on a tight budget.

Groq

Best for privacy-conscious teams who need strong data retention controls; teams on a tight budget; enterprises requiring SSO integration.

Detailed Comparison

Groq vs OpenAI API: Trust & Compliance Comparison

Groq (Groq, US) scores 10/25 overall with a Review Required (Caution) trust badge. Ultra-fast LPU inference for open-source LLMs at developer-friendly pricing. OpenAI API (OpenAI, US) scores 14/25 with a Bronze (Moderate) trust badge. API platform for GPT, DALL-E, Whisper and other foundation models.

Dimension-by-Dimension Breakdown

#### Data Residency

OpenAI API leads with 2/5 vs 1/5.

●Groq (1/5): All inference processed in US data centres. No EU data residency option available as of early 2026. European businesses processing personal data via the Groq API must implement GDPR transfer mechanisms.

●OpenAI API (2/5): All data processed on US-based Microsoft Azure infrastructure. No EU data residency option available. Enterprise customers cannot choose hosting region.

#### Legal Jurisdiction

Both score equally at 2/5.

●Groq (2/5): Groq Inc. incorporated in California, subject to US law including the CLOUD Act. GDPR-compliant DPA available contractually, but US legal jurisdiction is the governing framework. No EU parent company or subsidiary structure.

●OpenAI API (2/5): US Delaware LLC subject to US jurisdiction including CLOUD Act. Offers GDPR-compliant DPA for EU customers, but legal entity is solely US-based.

#### Data Retention & Training

Both score equally at 4/5.

●Groq (4/5): Groq's privacy policy states that inference request data is not used for model training. Minimal data retention for API calls. Suitable for non-personal-data inference use cases; personal data processing requires GDPR transfer mechanism.

●OpenAI API (4/5): API data not used for model training by default. Zero data retention option available. Clear data retention policies documented. Abuse monitoring data retained for 30 days.

#### Certifications

OpenAI API leads with 3/5 vs 1/5.

●Groq (1/5): No published ISO 27001, SOC 2 Type II, or other independent security certifications as of early 2026. Privacy and security practices are self-attested. This is a significant gap for enterprise procurement in regulated industries.

●OpenAI API (3/5): SOC 2 Type II certified. GDPR DPA available. No ISO 27001 or C5 certification publicly disclosed.

#### Regulatory Fit

OpenAI API leads with 3/5 vs 2/5.

●Groq (2/5): Not suitable for GDPR-regulated personal data processing without appropriate SCCs and transfer impact assessment. Good option for non-personal-data use cases (e.g., inference on internal documents with no personal data). Not recommended for regulated EU industries without significant additional controls.

●OpenAI API (3/5): Suitable for many business use cases with appropriate DPA. Enterprise tier offers enhanced compliance. Not ideal for highly regulated EU industries requiring data sovereignty.

Certifications at a Glance

Certification	Groq	OpenAI API
GDPR DPA	No	Yes
SOC 2 Type II	No	Yes

Overall Verdict

OpenAI API has a clear trust advantage, scoring 14/25 compared to Groq's 10/25. OpenAI API particularly excels in data residency, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, OpenAI API or Groq?

OpenAI API has a TrustKit score of 14/25 while Groq scores 10/25. OpenAI API currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do OpenAI API and Groq compare on data residency?

OpenAI API scores 2/5 for data residency (All data processed on US-based Microsoft Azure infrastructure. No EU data residency option available. Enterprise customers cannot choose hosting region.), while Groq scores 1/5 (All inference processed in US data centres. No EU data residency option available as of early 2026. European businesses processing personal data via the Groq API must implement GDPR transfer mechanisms.).

Are OpenAI API and Groq GDPR compliant?

Both tools are assessed across five compliance dimensions. OpenAI API has a regulatory fit score of 3/5 and Groq scores 2/5. Check the full comparison above for a detailed breakdown.

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