@langchain/anthropic

Name: @langchain/anthropic Review
Item: @langchain/anthropic
Rating: 4.3
Author: Aaron Matthews

Skill Development Solid

Works inClaude Code

Solid Scanned — metadata only

Enables JavaScript teams to build AI-powered applications using Claude models within the LangChain framework, reducing integration complexity and acceleratin…

Anthropic integrations for LangChain.js

Build AI-powered Node.js applications that chain multiple Claude API calls together efficiently
Integrate Claude's language models into LangChain workflows for document processing and analysis
Create prompt chains that break complex engineering problems into sequential Claude reasoning steps

18,285 starsMIT (commercial OK)FreeQuick setup

Why it matters

Enables JavaScript teams to build AI-powered applications using Claude models within the LangChain framework, reducing integration complexity and accelerating development of language model features.

Best for

Node.js and JavaScript developers building production AI applications requiring reliable Claude model integrations.

Works in

Claude Code Claude Cowork Claude Chat

Source

https://www.npmjs.com/package/@langchain/anthropic

By GitHub Actions

How to Get It

Option 1: Claude Desktop App (Code Mode)Click the + button next to the prompt box → Plugins → Add plugin. Search and click Install. Skills work in Claude Code only.

Option 2: Paste into Claude CodeCopy the command below and paste it into your conversation. Claude will install it.

Command

npx @langchain/anthropic

Tip: Paste this into a Claude Code conversation. Verify command matches your Claude Code version.

Auto-generated from the tool's public listing — not hands-on verified. Cross-check against the source repo's README before running.

First thing to try

After installing, paste this into Claude:

Help me build AI-powered Node.js applications that chain multiple Claude API calls together efficiently

CostFree

Trust Signals Auto-scanned

Stars18,285Contributors1130Last updated2026-10-20LicenseMIT (OK for commercial use)Weekly downloads876,475Known CVEsNone foundSources: GitHub Advisory Database + OSV.dev · Scanned 2026-10-21 · scanner vattempted-no-data

Reviewer notes

Auto-scanned review. These are observations, not a security certification.

catalog_hygiene stale-eval refresh: Scored from trust signals (evidence-eval-v1): 18,254 GitHub stars; 1126 contributors; last commit 13d ago; license MIT.

Things to check

Scanned, not hands-on tested — this entry was auto-scanned from public metadata (GitHub metrics, license, security flags). No reviewer has run it, and no tool-specific limitations have been documented yet.

How to evaluate tools before deploying →

Data shown here comes from public APIs and automated scanning. Reviewer notes reflect one person's experience. This is not a security certification or legal recommendation. Always evaluate tools according to your own organization's policies.

Evaluation Scores

Evaluation

Ease of Use

4/5

Versatility

5/5

Reliability

5/5

Security

3/5

Overall score4.35 / 5.00 SolidEvaluatedOct 2026

catalog_hygiene stale-eval refresh: Scored from trust signals (evidence-eval-v1): 18,254 GitHub stars; 1126 contributors; last commit 13d ago; license MIT.

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