Sybill

AI assistant for sales calls that automates summaries, follow-ups, and CRM updates

AssemblyAI

Speech AI API for transcription, understanding, and audio intelligence

Sybill

Moderate

12/25

AssemblyAI

Moderate

13/25

Score Breakdown

DimensionSybillAssemblyAI

Data Residency

Where is your data stored and processed?

Sybill: Data hosted on US-based cloud infrastructure. No EU data residency option disclosed.

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

2/5

Data hosted on US-based cloud infrastructure. No EU data residency option disclosed.

2/5

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

Legal Jurisdiction

Which laws govern the company and your data?

Sybill: US Delaware corporation. Subject to US jurisdiction and CLOUD Act.

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

2/5

US Delaware corporation. Subject to US jurisdiction and CLOUD Act.

2/5

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

Data Retention & Training

Is your data used for model training?

Sybill: Customer call data not used for model training. Data deletion available. Reasonable retention controls for sales data.

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

3/5

Customer call data not used for model training. Data deletion available. Reasonable retention controls for sales data.

4/5

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

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Sybill: SOC 2 certified. Demonstrates commitment to security controls appropriate for handling sales and customer data.

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

3/5

SOC 2 certified. Demonstrates commitment to security controls appropriate for handling sales and customer data.

3/5

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

Regulatory Fit

Suitability for regulated industries and professional services

Sybill: SOC 2 supports general enterprise sales use. Suitable for B2B sales teams. Not specifically designed for highly regulated industries.

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

2/5

SOC 2 supports general enterprise sales use. Suitable for B2B sales teams. Not specifically designed for highly regulated industries.

2/5

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

Total Score

12/25

13/25

Best For

Sybill

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

AssemblyAI

Best for enterprises requiring SSO integration.

Detailed Comparison

AssemblyAI vs Sybill: 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. Sybill (Sybill, US) scores 12/25 with a Bronze (Moderate) trust badge. AI assistant for sales calls that automates summaries, follow-ups, and CRM updates.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 2/5.

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

●Sybill (2/5): Data hosted on US-based cloud infrastructure. No EU data residency option disclosed.

#### Legal Jurisdiction

Both score equally at 2/5.

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

●Sybill (2/5): US Delaware corporation. Subject to US jurisdiction and CLOUD Act.

#### Data Retention & Training

AssemblyAI leads with 4/5 vs 3/5.

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

●Sybill (3/5): Customer call data not used for model training. Data deletion available. Reasonable retention controls for sales data.

#### Certifications

Both score equally at 3/5.

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

●Sybill (3/5): SOC 2 certified. Demonstrates commitment to security controls appropriate for handling sales and customer data.

#### Regulatory Fit

Both score equally at 2/5.

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

●Sybill (2/5): SOC 2 supports general enterprise sales use. Suitable for B2B sales teams. Not specifically designed for highly regulated industries.

Certifications at a Glance

Certification	AssemblyAI	Sybill
HIPAA	Yes	No
SOC 2	No	Yes
SOC 2 Type II	Yes	No

Overall Verdict

AssemblyAI and Sybill are closely matched on trust and compliance, with scores of 13/25 and 12/25 respectively. The right choice depends on your specific regulatory requirements and existing technology stack.

Frequently Asked Questions

Which is better for EU compliance, Sybill or AssemblyAI?

Sybill has a TrustKit score of 12/25 while AssemblyAI scores 13/25. AssemblyAI currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Sybill and AssemblyAI compare on data residency?

Sybill scores 2/5 for data residency (Data hosted on US-based cloud infrastructure. No EU data residency option disclosed.), while AssemblyAI scores 2/5 (Audio data is processed on US infrastructure; no EU data region is available as a standard offering.).

Are Sybill and AssemblyAI GDPR compliant?

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

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