@langchain/core

Name: @langchain/core
Rating: 2.49 (1 reviews)
Author: LangChain

#4326 · by LangChain

framework

2.49/ 5.00

cautionBeta

Jun 18, 2026 at 4:47 AM6 signals analysedNo manual reviews · fully automated

Trust Signal Breakdown

high23 sub-signals across 6 dimensions

CVEs, dependency health, and supply chain integrity

3 of 3 sub-signals with data

Known CVEs40%4.3

10 CVE(s) found — 0 unpatched

via OSV.dev

Dependency Health30%5.0

10 dependencies (minimal)

via npm / PyPI

Supply Chain30%4.8

19 transitive CVEs found (penalty: -0.25)

via npm provenance

Uptime, latency, error rates, and incident history

4 of 4 sub-signals with data

Uptime35%5.0

100.00% over 1000 checks

via Health checks

Response Latency25%4.0

p99: 317ms, p50: 140ms

via Health checks

Error Rate20%5.0

0.00% error rate (0/1000)

via Health checks

Incident History20%2.0

4 incidents in last 90 days

via Incidents table

Commit recency, release cadence, issue response, CI/CD

4 of 4 sub-signals with data

Commit Recency30%5.0

via GitHub

Release Cadence25%5.0

via GitHub

Issue Response20%3.0

via GitHub

CI/CD Presence25%5.0

via GitHub Actions

Downloads, stars, dependents, and growth trajectory

3 of 4 sub-signals with data

Download Volume43%5.0

44,732,109 weekly downloads

via npm / PyPI

GitHub Stars36%5.0

17,822 stars

via GitHub

Dependent Packagesno data—

Weight redistributed to sub-signals with data

Growth Trend21%5.0

+712.2% week-over-week

via npm

License, documentation, security policy, changelog

4 of 4 sub-signals with data

Open Source30%5.0

Public repo with OSI-approved license (mit)

via GitHub

Documentation25%5.0

Docs site present with comprehensive README (>2000 bytes + examples)

via GitHub

Security Policy20%5.0

SECURITY.md inherited from org .github repo

via GitHub

Changelog25%4.0

Releases exist but no CHANGELOG.md

via GitHub

Track record, org maturity, community standing

4 of 4 sub-signals with data

Track Record30%4.5

Internal: 4.0 (14 services), External: 4.5 (19966 followers, 48452 stars)

via Fabric index

Org Maturity30%4.5

Organization, 3.3 years old

via GitHub

Community Standing20%5.0

243 public repositories

via GitHub

Cross-Platform20%5.0

Present on 3 platform(s): github, npm, pypi

via Registry scan

About this score

Scored across 23 sub-signals in 6 dimensionsScoring engine v1 (beta) — actively being expandedPhase 1: Core sub-signal architecture (live)Phase 2: Permission scope & expanded collection (in progress)

Trust AssessmentAI Assessment

@langchain/core is the foundational framework package from LangChain under MIT license, providing core abstractions for building AI applications with language models. The package shows strong adoption with 25.8M weekly downloads and active maintenance by 12 maintainers, though 7 historical CVEs have been identified. The 10 dependencies and established publisher reputation indicate low risk for production use in AI/ML workflows.

Generated by Fabric AI · Mar 4, 2026 at 10:51 PM

Service Health (30d)

100.00%

p50: 140ms · p99: 317ms

Avg Latency

153ms

averaged across 30d health checks

Weekly Downloads

—

no package registry data

Incidents & Alertslast 90 days

Jun 18Trust score decreased by 0.502.49