@modelcontextprotocol/sdk

Name: @modelcontextprotocol/sdk Review
Item: @modelcontextprotocol/sdk
Rating: 4.5
Author: Aaron Matthews

Skill Development Recommended

Works inClaude Code

Recommended Scanned — metadata only

Enables TypeScript teams to build standardized, composable integrations between AI models and external tools or data sources, reducing custom adapter code an…

Model Context Protocol implementation for TypeScript

Build a TypeScript server that connects Claude to your internal tools and databases
Create custom resources and prompts that Claude can access during conversations
Implement standardized protocol handlers to expose your codebase to AI interactions

13,631 starsMIT (commercial OK)FreeQuick setup

Why it matters

Enables TypeScript teams to build standardized, composable integrations between AI models and external tools or data sources, reducing custom adapter code and improving interoperability across AI-powered workflows.

Best for

Engineering teams building AI agent platforms or integrating LLMs with enterprise systems requiring structured tool communication.

Works in

Claude Code Claude Cowork Claude Chat

Source

https://www.npmjs.com/package/@modelcontextprotocol/sdk

By pcarleton

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 @modelcontextprotocol/sdk

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 a TypeScript server that connects Claude to my internal tools and databases

CostFree

Trust Signals Auto-scanned

Stars13,631Contributors193Last updated2026-10-20LicenseMIT (OK for commercial use)Weekly downloads39,432,481Known CVEsNone foundSources: GitHub Advisory Database + OSV.dev · Scanned 2026-10-21 · scanner vattempted-no-data

Community Pulse Active

Discussed on Hacker News

Model Context Protocol SDK for Kotlin — Hacker News · 2 pts
Beta SDKs for the 2026-07-28 MCP Spec Release Candidate Are Here — Hacker News · 2 pts

2 mentions across 1 sources

Reviewer notes

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

catalog_hygiene stale-eval refresh: Scored from trust signals (evidence-eval-v1): 13,551 GitHub stars; 191 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

4/5

Overall score4.50 / 5.00 RecommendedEvaluatedOct 2026

catalog_hygiene stale-eval refresh: Scored from trust signals (evidence-eval-v1): 13,551 GitHub stars; 191 contributors; last commit 13d ago; license MIT.

← Back to the Claude Observatory