AssemblyAI

Speech AI API for transcription, understanding, and audio intelligence

Nabla Copilot

AI medical scribe that turns patient conversations into clinical notes

AssemblyAI

Moderate

13/25

Nabla Copilot

Excellent

22/25

Score Breakdown

DimensionAssemblyAINabla Copilot

Data Residency

Where is your data stored and processed?

AssemblyAI: Audio data is processed on US infrastructure; no EU data region is available as a standard offering.

Nabla Copilot: Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

2/5

Audio data is processed on US infrastructure; no EU data region is available as a standard offering.

4/5

Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

Legal Jurisdiction

Which laws govern the company and your data?

AssemblyAI: US-incorporated under Delaware law and subject to CLOUD Act with limited EU-specific legal protections.

Nabla Copilot: Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

2/5

US-incorporated under Delaware law and subject to CLOUD Act with limited EU-specific legal protections.

4/5

Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

Data Retention & Training

Is your data used for model training?

AssemblyAI: Does not train on customer audio by default; PII redaction available and data deletion controls provided.

Nabla Copilot: Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

4/5

Does not train on customer audio by default; PII redaction available and data deletion controls provided.

5/5

Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

AssemblyAI: SOC 2 Type II and HIPAA compliance are in place; ISO 27001 certification is not currently listed.

Nabla Copilot: SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

3/5

SOC 2 Type II and HIPAA compliance are in place; ISO 27001 certification is not currently listed.

4/5

SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

Regulatory Fit

Suitability for regulated industries and professional services

AssemblyAI: Requires substantial due diligence for EU regulated audio use cases; DPA available but US jurisdiction remains a concern.

Nabla Copilot: Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

2/5

Requires substantial due diligence for EU regulated audio use cases; DPA available but US jurisdiction remains a concern.

5/5

Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

Total Score

13/25

22/25

Best For

AssemblyAI

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

Nabla Copilot

Best for EU-headquartered organisations needing maximum data sovereignty; organisations requiring broad certification coverage (SOC 2 Type II, HIPAA BAA, HDS); regulated industries (HHS OCR, CNIL); privacy-conscious teams who need strong data retention controls; enterprises requiring SSO integration.

Detailed Comparison

AssemblyAI vs Nabla Copilot: Trust & Compliance Comparison

AssemblyAI (AssemblyAI, US) scores 13/25 overall with a Bronze (Moderate) trust badge. Speech AI API for transcription, understanding, and audio intelligence. Nabla Copilot (Nabla, FR) scores 22/25 with a Gold (Excellent) trust badge. AI medical scribe that turns patient conversations into clinical notes.

Dimension-by-Dimension Breakdown

#### Data Residency

Nabla Copilot leads with 4/5 vs 2/5.

●AssemblyAI (2/5): Audio data is processed on US infrastructure; no EU data region is available as a standard offering.

●Nabla Copilot (4/5): Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.

#### Legal Jurisdiction

Nabla Copilot leads with 4/5 vs 2/5.

●AssemblyAI (2/5): US-incorporated under Delaware law and subject to CLOUD Act with limited EU-specific legal protections.

●Nabla Copilot (4/5): Incorporated in France under French and EU law, benefiting from GDPR-native jurisdiction and the French Health Data Hosting (HDS) regulatory framework. US operations covered by HIPAA BAA.

#### Data Retention & Training

Nabla Copilot leads with 5/5 vs 4/5.

●AssemblyAI (4/5): Does not train on customer audio by default; PII redaction available and data deletion controls provided.

●Nabla Copilot (5/5): Patient audio processed transiently and not stored by default. No use of patient data for model training. Configurable note retention aligned with EHR data governance policies.

#### Certifications

Nabla Copilot leads with 4/5 vs 3/5.

●AssemblyAI (3/5): SOC 2 Type II and HIPAA compliance are in place; ISO 27001 certification is not currently listed.

●Nabla Copilot (4/5): SOC 2 Type II certified; HIPAA BAA available; HDS certified in France. ISO 27001 in progress. Strong healthcare-specific compliance posture for a company of its size.

#### Regulatory Fit

Nabla Copilot leads with 5/5 vs 2/5.

●AssemblyAI (2/5): Requires substantial due diligence for EU regulated audio use cases; DPA available but US jurisdiction remains a concern.

●Nabla Copilot (5/5): Exceptional fit for healthcare providers. HIPAA BAA, HDS certification, GDPR-native jurisdiction, and no patient data training make it one of the most compliant AI scribing tools available.

Certifications at a Glance

Certification	AssemblyAI	Nabla Copilot
HDS	No	Yes
HIPAA	Yes	No
HIPAA BAA	No	Yes
SOC 2 Type II	Yes	Yes

Overall Verdict

Nabla Copilot has a clear trust advantage, scoring 22/25 compared to AssemblyAI's 13/25. Nabla Copilot particularly excels in data residency, legal jurisdiction, data retention & training, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, AssemblyAI or Nabla Copilot?

AssemblyAI has a TrustKit score of 13/25 while Nabla Copilot scores 22/25. Nabla Copilot currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do AssemblyAI and Nabla Copilot compare on data residency?

AssemblyAI scores 2/5 for data residency (Audio data is processed on US infrastructure; no EU data region is available as a standard offering.), while Nabla Copilot scores 4/5 (Choice of US (AWS us-east-1) or EU (AWS eu-west-1) data hosting. French HDS certification for health data in the EU. Strong dual-region residency for healthcare organisations on both sides of the Atlantic.).

Are AssemblyAI and Nabla Copilot GDPR compliant?

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

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