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Disclaimer: Star Stack provides information about European technology services for educational purposes only. Service listings, sovereignty assessments, and recommendations do not constitute legal, financial, or professional advice. We encourage you to verify all information independently and consult appropriate professionals before making technology decisions. Star Stack is not affiliated with any listed services unless explicitly stated.

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LangChain | Star Stack

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LangChain

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LangChain

Name: LangChain
Author: Star Stack

Open-source frameworks and platform for building and deploying AI agents

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About

LangChain provides open-source frameworks like LangChain and LangGraph to build agents with any model provider. The LangSmith platform allows teams to observe, evaluate, and deploy these agents in production environments.

Resources

No migration guide is currently listed for this service.

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Sovereignty Score

Recorded assessment version: jurisdiction-ownership-2026-10-04

out of 100

Data completeness50% (Partial)

Jurisdictional(56%)

Significant foreign legal exposure risk

Jurisdiction: United States (EU adequacy decision)
No foreign parent provider
Five Eyes intelligence alliance exposure
US CLOUD Act applies (US can compel data access regardless of storage location)

Ownership(44%)

Significant foreign ownership or control risk

Mixed ownership (>30% non-EU)
Series B funding
Acquisition risk unknown (assumed high) (Submit verified data to improve this score)

More dimensions coming soon

GovernanceComing soon

PortabilityComing soon

LicenseComing soon

CommunityComing soon

How missing data affects scores Submit data corrections

Provider

LangChain Inc.

Quick Facts

Legal jurisdiction: United States
Headquarters: United States
Ownership: Mixed (>30% Non-EU)

Evidence and freshness

Verification date unknown. This assessment needs review.

A score is an assessment of recorded facts. Missing evidence and unresolved ownership can affect the result.

No field-level sources recorded for this service.