Character.AI

AI chatbot platform for creating and chatting with AI characters

Slack AI

AI-powered search, summaries, and workflows built into Slack

Character.AI

Caution

9/25

Slack AI

Strong

20/25

Score Breakdown

DimensionCharacter.AISlack AI

Data Residency

Where is your data stored and processed?

Character.AI: All data hosted on US-based infrastructure. No EU data residency option available. No regional hosting controls offered.

Slack AI: Slack offers data residency in the US, EU, and Asia Pacific regions. Enterprise Grid customers can choose where their data is stored at rest.

2/5

All data hosted on US-based infrastructure. No EU data residency option available. No regional hosting controls offered.

4/5

Slack offers data residency in the US, EU, and Asia Pacific regions. Enterprise Grid customers can choose where their data is stored at rest.

Legal Jurisdiction

Which laws govern the company and your data?

Character.AI: US Delaware corporation. Subject to US jurisdiction including CLOUD Act. No EU legal entity. Standard US privacy policy without GDPR-specific DPA.

Slack AI: Incorporated in Delaware, US. As a Salesforce subsidiary, subject to US laws including the CLOUD Act. Offers EU data processing agreements and Standard Contractual Clauses.

2/5

US Delaware corporation. Subject to US jurisdiction including CLOUD Act. No EU legal entity. Standard US privacy policy without GDPR-specific DPA.

3/5

Incorporated in Delaware, US. As a Salesforce subsidiary, subject to US laws including the CLOUD Act. Offers EU data processing agreements and Standard Contractual Clauses.

Data Retention & Training

Is your data used for model training?

Character.AI: Conversations are retained and used for model training. Limited transparency on retention periods. No enterprise data deletion controls.

Slack AI: Administrators can configure custom data retention policies. Enterprise Grid offers granular retention controls. Data can be exported and deleted on request.

2/5

Conversations are retained and used for model training. Limited transparency on retention periods. No enterprise data deletion controls.

4/5

Administrators can configure custom data retention policies. Enterprise Grid offers granular retention controls. Data can be exported and deleted on request.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Character.AI: No SOC 2, ISO 27001, or other compliance certifications publicly disclosed. Consumer-focused platform without enterprise security certifications.

Slack AI: Comprehensive certification portfolio including SOC 2 Type II, SOC 3, ISO 27001, ISO 27017, ISO 27018, ISO 27701, and ISO 42001. One of the most thoroughly certified collaboration platforms.

2/5

No SOC 2, ISO 27001, or other compliance certifications publicly disclosed. Consumer-focused platform without enterprise security certifications.

5/5

Comprehensive certification portfolio including SOC 2 Type II, SOC 3, ISO 27001, ISO 27017, ISO 27018, ISO 27701, and ISO 42001. One of the most thoroughly certified collaboration platforms.

Regulatory Fit

Suitability for regulated industries and professional services

Character.AI: Consumer entertainment platform. Not designed for regulated industries. No enterprise compliance features, DPAs, or audit capabilities. Not suitable for handling sensitive or regulated data.

Slack AI: Supports GDPR, CCPA, HIPAA, FINRA, and FedRAMP compliance. Enterprise Grid plan includes features for regulated industries including eDiscovery and data loss prevention.

1/5

Consumer entertainment platform. Not designed for regulated industries. No enterprise compliance features, DPAs, or audit capabilities. Not suitable for handling sensitive or regulated data.

4/5

Supports GDPR, CCPA, HIPAA, FINRA, and FedRAMP compliance. Enterprise Grid plan includes features for regulated industries including eDiscovery and data loss prevention.

Total Score

9/25

20/25

Best For

Character.AI

Best for teams on a tight budget.

Slack AI

Best for organisations requiring broad certification coverage (SOC 2 Type II, SOC 3, ISO 27001); privacy-conscious teams who need strong data retention controls; enterprises requiring SSO integration.

Detailed Comparison

Character.AI vs Slack AI: Trust & Compliance Comparison

Character.AI (Character.AI, US) scores 9/25 overall with a Review Required (Caution) trust badge. AI chatbot platform for creating and chatting with AI characters. Slack AI (Salesforce, US) scores 20/25 with a Silver (Strong) trust badge. AI-powered search, summaries, and workflows built into Slack.

Dimension-by-Dimension Breakdown

#### Data Residency

Slack AI leads with 4/5 vs 2/5.

●Character.AI (2/5): All data hosted on US-based infrastructure. No EU data residency option available. No regional hosting controls offered.

●Slack AI (4/5): Slack offers data residency in the US, EU, and Asia Pacific regions. Enterprise Grid customers can choose where their data is stored at rest.

#### Legal Jurisdiction

Slack AI leads with 3/5 vs 2/5.

●Character.AI (2/5): US Delaware corporation. Subject to US jurisdiction including CLOUD Act. No EU legal entity. Standard US privacy policy without GDPR-specific DPA.

●Slack AI (3/5): Incorporated in Delaware, US. As a Salesforce subsidiary, subject to US laws including the CLOUD Act. Offers EU data processing agreements and Standard Contractual Clauses.

#### Data Retention & Training

Slack AI leads with 4/5 vs 2/5.

●Character.AI (2/5): Conversations are retained and used for model training. Limited transparency on retention periods. No enterprise data deletion controls.

●Slack AI (4/5): Administrators can configure custom data retention policies. Enterprise Grid offers granular retention controls. Data can be exported and deleted on request.

#### Certifications

Slack AI leads with 5/5 vs 2/5.

●Character.AI (2/5): No SOC 2, ISO 27001, or other compliance certifications publicly disclosed. Consumer-focused platform without enterprise security certifications.

●Slack AI (5/5): Comprehensive certification portfolio including SOC 2 Type II, SOC 3, ISO 27001, ISO 27017, ISO 27018, ISO 27701, and ISO 42001. One of the most thoroughly certified collaboration platforms.

#### Regulatory Fit

Slack AI leads with 4/5 vs 1/5.

●Character.AI (1/5): Consumer entertainment platform. Not designed for regulated industries. No enterprise compliance features, DPAs, or audit capabilities. Not suitable for handling sensitive or regulated data.

●Slack AI (4/5): Supports GDPR, CCPA, HIPAA, FINRA, and FedRAMP compliance. Enterprise Grid plan includes features for regulated industries including eDiscovery and data loss prevention.

Certifications at a Glance

Certification	Character.AI	Slack AI
ISO 27001	No	Yes
ISO 27017	No	Yes
ISO 27018	No	Yes
ISO 27701	No	Yes
SOC 2 Type II	No	Yes
SOC 3	No	Yes

Overall Verdict

Slack AI has a clear trust advantage, scoring 20/25 compared to Character.AI's 9/25. Slack AI particularly excels in data residency, legal jurisdiction, data retention & training, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, Character.AI or Slack AI?

Character.AI has a TrustKit score of 9/25 while Slack AI scores 20/25. Slack AI currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Character.AI and Slack AI compare on data residency?

Character.AI scores 2/5 for data residency (All data hosted on US-based infrastructure. No EU data residency option available. No regional hosting controls offered.), while Slack AI scores 4/5 (Slack offers data residency in the US, EU, and Asia Pacific regions. Enterprise Grid customers can choose where their data is stored at rest.).

Are Character.AI and Slack AI GDPR compliant?

Both tools are assessed across five compliance dimensions. Character.AI has a regulatory fit score of 1/5 and Slack AI scores 4/5. Check the full comparison above for a detailed breakdown.

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