Langfuse

Open-source LLM observability and engineering platform for tracing, evaluation, and prompt management

Continue

Open-source AI code assistant for VS Code and JetBrains that works with any LLM

Langfuse

Excellent

22/25

Continue

Strong

17/25

Score Breakdown

DimensionLangfuseContinue

Data Residency

Where is your data stored and processed?

Langfuse: EU cloud region (Ireland) keeps data within EEA. Full self-hosting option allows air-gapped EU deployments with zero cloud dependency. Customer can choose exact data location.

Continue: Fully self-hosted with local model inference. Source code never leaves the developer's machine when using local models. Maximum data sovereignty achievable.

5/5

EU cloud region (Ireland) keeps data within EEA. Full self-hosting option allows air-gapped EU deployments with zero cloud dependency. Customer can choose exact data location.

5/5

Fully self-hosted with local model inference. Source code never leaves the developer's machine when using local models. Maximum data sovereignty achievable.

Legal Jurisdiction

Which laws govern the company and your data?

Langfuse: German GmbH (EU company) but acquired by ClickHouse Inc. (US). German law governs the entity but US parent introduces CLOUD Act considerations. Self-hosted deployment eliminates US cloud dependency.

Continue: Delaware incorporation. However, the open-source licence and self-hosting capability mean the product can be used with zero dependency on the company's cloud infrastructure.

3/5

German GmbH (EU company) but acquired by ClickHouse Inc. (US). German law governs the entity but US parent introduces CLOUD Act considerations. Self-hosted deployment eliminates US cloud dependency.

2/5

Delaware incorporation. However, the open-source licence and self-hosting capability mean the product can be used with zero dependency on the company's cloud infrastructure.

Data Retention & Training

Is your data used for model training?

Langfuse: Explicitly does not train on customer data. Customer traces and prompts processed solely to provide the service. Self-hosted gives full data lifecycle control.

Continue: Open-source, self-hosted, no telemetry when configured for local use. Complete data lifecycle control. Code is auditable.

5/5

Explicitly does not train on customer data. Customer traces and prompts processed solely to provide the service. Self-hosted gives full data lifecycle control.

5/5

Open-source, self-hosted, no telemetry when configured for local use. Complete data lifecycle control. Code is auditable.

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

Langfuse: SOC 2 Type II and ISO 27001 certified with annual audits. HIPAA BAA available. Annual external penetration tests. Excellent certification posture for a developer tooling company.

Continue: No formal certifications. Early-stage open-source project. Self-hosted model means organisations apply their own security controls.

5/5

SOC 2 Type II and ISO 27001 certified with annual audits. HIPAA BAA available. Annual external penetration tests. Excellent certification posture for a developer tooling company.

1/5

No formal certifications. Early-stage open-source project. Self-hosted model means organisations apply their own security controls.

Regulatory Fit

Suitability for regulated industries and professional services

Langfuse: EU data hosting, GDPR DPA, German legal origin, self-hosting for regulated industries. HIPAA compliance extends reach to healthcare. The ClickHouse acquisition is the main caveat for sovereignty purists.

Continue: Self-hosted with local models is the gold standard for code sovereignty. Used by defence, government, and financial services teams. Lack of certifications offset by self-hosting and open-source auditability.

4/5

EU data hosting, GDPR DPA, German legal origin, self-hosting for regulated industries. HIPAA compliance extends reach to healthcare. The ClickHouse acquisition is the main caveat for sovereignty purists.

4/5

Self-hosted with local models is the gold standard for code sovereignty. Used by defence, government, and financial services teams. Lack of certifications offset by self-hosting and open-source auditability.

Total Score

22/25

17/25

Best For

Langfuse

Best for privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment; teams on a tight budget.

Continue

Best for 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; enterprises requiring SSO integration.

Detailed Comparison

Continue vs Langfuse: Trust & Compliance Comparison

Continue (Continue, US) scores 17/25 overall with a Silver (Strong) trust badge. Open-source AI code assistant for VS Code and JetBrains that works with any LLM. Langfuse (Langfuse (ClickHouse), DE) scores 22/25 with a Gold (Excellent) trust badge. Open-source LLM observability and engineering platform for tracing, evaluation, and prompt management.

Dimension-by-Dimension Breakdown

#### Data Residency

Both score equally at 5/5.

●Continue (5/5): Fully self-hosted with local model inference. Source code never leaves the developer's machine when using local models. Maximum data sovereignty achievable.

●Langfuse (5/5): EU cloud region (Ireland) keeps data within EEA. Full self-hosting option allows air-gapped EU deployments with zero cloud dependency. Customer can choose exact data location.

#### Legal Jurisdiction

Langfuse leads with 3/5 vs 2/5.

●Continue (2/5): Delaware incorporation. However, the open-source licence and self-hosting capability mean the product can be used with zero dependency on the company's cloud infrastructure.

●Langfuse (3/5): German GmbH (EU company) but acquired by ClickHouse Inc. (US). German law governs the entity but US parent introduces CLOUD Act considerations. Self-hosted deployment eliminates US cloud dependency.

#### Data Retention & Training

Both score equally at 5/5.

●Continue (5/5): Open-source, self-hosted, no telemetry when configured for local use. Complete data lifecycle control. Code is auditable.

●Langfuse (5/5): Explicitly does not train on customer data. Customer traces and prompts processed solely to provide the service. Self-hosted gives full data lifecycle control.

#### Certifications

Langfuse leads with 5/5 vs 1/5.

●Continue (1/5): No formal certifications. Early-stage open-source project. Self-hosted model means organisations apply their own security controls.

●Langfuse (5/5): SOC 2 Type II and ISO 27001 certified with annual audits. HIPAA BAA available. Annual external penetration tests. Excellent certification posture for a developer tooling company.

#### Regulatory Fit

Both score equally at 4/5.

●Continue (4/5): Self-hosted with local models is the gold standard for code sovereignty. Used by defence, government, and financial services teams. Lack of certifications offset by self-hosting and open-source auditability.

●Langfuse (4/5): EU data hosting, GDPR DPA, German legal origin, self-hosting for regulated industries. HIPAA compliance extends reach to healthcare. The ClickHouse acquisition is the main caveat for sovereignty purists.

Certifications at a Glance

Certification	Continue	Langfuse
ISO 27001	No	Yes
SOC 2 Type II	No	Yes

Overall Verdict

Langfuse has a clear trust advantage, scoring 22/25 compared to Continue's 17/25. Langfuse particularly excels in legal jurisdiction, certifications.

Frequently Asked Questions

Which is better for EU compliance, Langfuse or Continue?

Langfuse has a TrustKit score of 22/25 while Continue scores 17/25. Langfuse currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do Langfuse and Continue compare on data residency?

Langfuse scores 5/5 for data residency (EU cloud region (Ireland) keeps data within EEA. Full self-hosting option allows air-gapped EU deployments with zero cloud dependency. Customer can choose exact data location.), while Continue scores 5/5 (Fully self-hosted with local model inference. Source code never leaves the developer's machine when using local models. Maximum data sovereignty achievable.).

Are Langfuse and Continue GDPR compliant?

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

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