LangSmith (LangChain)

LLM observability, testing, and deployment platform for production AI applications

Databricks (Mosaic AI)

Unified data and AI lakehouse platform for enterprise-scale machine learning

Moderate

13/25

Databricks (Mosaic AI)

Excellent

22/25

Score Breakdown

DimensionLangSmith (LangChain)Databricks (Mosaic AI)

Data Residency

Where is your data stored and processed?

LangSmith (LangChain): Cloud product processes trace data (including prompts and LLM outputs) in US infrastructure. Self-hosted LangSmith Enterprise enables EU data residency. Open-source LangChain framework can run fully on-premise.

Databricks (Mosaic AI): Data resides entirely within the customer's own cloud account across all major global regions; VPC injection ensures no shared infrastructure

2/5

Cloud product processes trace data (including prompts and LLM outputs) in US infrastructure. Self-hosted LangSmith Enterprise enables EU data residency. Open-source LangChain framework can run fully on-premise.

5/5

Data resides entirely within the customer's own cloud account across all major global regions; VPC injection ensures no shared infrastructure

Legal Jurisdiction

Which laws govern the company and your data?

LangSmith (LangChain): California incorporation, US jurisdiction, CLOUD Act applies. SOC 2 Type II and GDPR DPA available. Self-hosted enterprise removes US cloud dependency for EU deployments.

Databricks (Mosaic AI): US Delaware corporation subject to CLOUD Act; SCCs and DPAs available for EU/UK transfers

2/5

California incorporation, US jurisdiction, CLOUD Act applies. SOC 2 Type II and GDPR DPA available. Self-hosted enterprise removes US cloud dependency for EU deployments.

2/5

US Delaware corporation subject to CLOUD Act; SCCs and DPAs available for EU/UK transfers

Data Retention & Training

Is your data used for model training?

LangSmith (LangChain): Trace data not used for LLM training. Configurable trace retention periods. Enterprise self-hosted gives full control over data lifecycle. Cloud product has clear data isolation per project.

Databricks (Mosaic AI): Customer controls all data retention; Databricks has no access to data stored in customer cloud accounts

4/5

Trace data not used for LLM training. Configurable trace retention periods. Enterprise self-hosted gives full control over data lifecycle. Cloud product has clear data isolation per project.

5/5

Customer controls all data retention; Databricks has no access to data stored in customer cloud accounts

Certifications

ISO 27001, SOC 2, Cyber Essentials, etc.

LangSmith (LangChain): SOC 2 Type II certification. Appropriate for a developer tooling company. ISO 27001 would strengthen the posture for enterprise regulated-industry procurement.

Databricks (Mosaic AI): SOC 2 Type II, ISO 27001/17/18, HIPAA, FedRAMP Moderate, PCI DSS, and HITRUST certified

3/5

SOC 2 Type II certification. Appropriate for a developer tooling company. ISO 27001 would strengthen the posture for enterprise regulated-industry procurement.

5/5

SOC 2 Type II, ISO 27001/17/18, HIPAA, FedRAMP Moderate, PCI DSS, and HITRUST certified

Regulatory Fit

Suitability for regulated industries and professional services

LangSmith (LangChain): Cloud product requires GDPR transfer mechanisms for EU personal data in traces. Self-hosted LangSmith Enterprise is the appropriate deployment for EU regulated industries. Open-source framework usage is unrestricted.

Databricks (Mosaic AI): Purpose-built for regulated enterprise workloads; suitable for healthcare, financial services, and government

2/5

Cloud product requires GDPR transfer mechanisms for EU personal data in traces. Self-hosted LangSmith Enterprise is the appropriate deployment for EU regulated industries. Open-source framework usage is unrestricted.

5/5

Purpose-built for regulated enterprise workloads; suitable for healthcare, financial services, and government

Total Score

13/25

22/25

Best For

LangSmith (LangChain)

Best for organisations requiring broad certification coverage (SOC 2 Type II, ISO 27001, ISO 27017); regulated industries (ICO, HHS); privacy-conscious teams who need strong data retention controls; organisations that need self-hosted or on-premise deployment.

Databricks (Mosaic AI)

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.

Detailed Comparison

Databricks (Mosaic AI) vs LangSmith (LangChain): Trust & Compliance Comparison

Databricks (Mosaic AI) (Databricks, US) scores 22/25 overall with a Gold (Excellent) trust badge. Unified data and AI lakehouse platform for enterprise-scale machine learning. LangSmith (LangChain) (LangChain, US) scores 13/25 with a Bronze (Moderate) trust badge. LLM observability, testing, and deployment platform for production AI applications.

Dimension-by-Dimension Breakdown

#### Data Residency

Databricks (Mosaic AI) leads with 5/5 vs 2/5.

●Databricks (Mosaic AI) (5/5): Data resides entirely within the customer's own cloud account across all major global regions; VPC injection ensures no shared infrastructure

●LangSmith (LangChain) (2/5): Cloud product processes trace data (including prompts and LLM outputs) in US infrastructure. Self-hosted LangSmith Enterprise enables EU data residency. Open-source LangChain framework can run fully on-premise.

#### Legal Jurisdiction

Both score equally at 2/5.

●Databricks (Mosaic AI) (2/5): US Delaware corporation subject to CLOUD Act; SCCs and DPAs available for EU/UK transfers

●LangSmith (LangChain) (2/5): California incorporation, US jurisdiction, CLOUD Act applies. SOC 2 Type II and GDPR DPA available. Self-hosted enterprise removes US cloud dependency for EU deployments.

#### Data Retention & Training

Databricks (Mosaic AI) leads with 5/5 vs 4/5.

●Databricks (Mosaic AI) (5/5): Customer controls all data retention; Databricks has no access to data stored in customer cloud accounts

●LangSmith (LangChain) (4/5): Trace data not used for LLM training. Configurable trace retention periods. Enterprise self-hosted gives full control over data lifecycle. Cloud product has clear data isolation per project.

#### Certifications

Databricks (Mosaic AI) leads with 5/5 vs 3/5.

●Databricks (Mosaic AI) (5/5): SOC 2 Type II, ISO 27001/17/18, HIPAA, FedRAMP Moderate, PCI DSS, and HITRUST certified

●LangSmith (LangChain) (3/5): SOC 2 Type II certification. Appropriate for a developer tooling company. ISO 27001 would strengthen the posture for enterprise regulated-industry procurement.

#### Regulatory Fit

Databricks (Mosaic AI) leads with 5/5 vs 2/5.

●Databricks (Mosaic AI) (5/5): Purpose-built for regulated enterprise workloads; suitable for healthcare, financial services, and government

●LangSmith (LangChain) (2/5): Cloud product requires GDPR transfer mechanisms for EU personal data in traces. Self-hosted LangSmith Enterprise is the appropriate deployment for EU regulated industries. Open-source framework usage is unrestricted.

Certifications at a Glance

Certification	Databricks (Mosaic AI)	LangSmith (LangChain)
FedRAMP Moderate	Yes	No
HIPAA	Yes	No
HITRUST	Yes	No
ISO 27001	Yes	No
ISO 27017	Yes	No
ISO 27018	Yes	No
PCI DSS	Yes	No
SOC 2 Type II	Yes	Yes

Overall Verdict

Databricks (Mosaic AI) has a clear trust advantage, scoring 22/25 compared to LangSmith (LangChain)'s 13/25. Databricks (Mosaic AI) particularly excels in data residency, data retention & training, certifications, regulatory fit.

Frequently Asked Questions

Which is better for EU compliance, LangSmith (LangChain) or Databricks (Mosaic AI)?

LangSmith (LangChain) has a TrustKit score of 13/25 while Databricks (Mosaic AI) scores 22/25. Databricks (Mosaic AI) currently rates higher across data residency, legal jurisdiction, data retention, certifications, and regulatory fit.

How do LangSmith (LangChain) and Databricks (Mosaic AI) compare on data residency?

LangSmith (LangChain) scores 2/5 for data residency (Cloud product processes trace data (including prompts and LLM outputs) in US infrastructure. Self-hosted LangSmith Enterprise enables EU data residency. Open-source LangChain framework can run fully on-premise.), while Databricks (Mosaic AI) scores 5/5 (Data resides entirely within the customer's own cloud account across all major global regions; VPC injection ensures no shared infrastructure).

Are LangSmith (LangChain) and Databricks (Mosaic AI) GDPR compliant?

Both tools are assessed across five compliance dimensions. LangSmith (LangChain) has a regulatory fit score of 2/5 and Databricks (Mosaic AI) scores 5/5. Check the full comparison above for a detailed breakdown.

Explore Each Tool

LangSmith (LangChain)

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Databricks (Mosaic AI)

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