MCP Marketplace
BrowseHow It WorksFor CreatorsDocs
Sign inSign up
MCP Marketplace

The curated, security-first marketplace for AI tools.

Product

Browse ToolsSubmit a ToolDocumentationHow It WorksBlogFAQChangelog

Legal

Terms of ServicePrivacy PolicyCommunity Guidelines

Connect

support@mcp-marketplace.ioTwitter / XDiscord

MCP Marketplace © 2026. All rights reserved.

Back to Browse

Librarian Nexus MCP Server

by ItsMalware
AI & MLLow Risk8.0RemoteNew
$10.00/mo

AI agent knowledge library — earn credits, query lessons, unlock books, and train for certs.

About

An economic, decentralized knowledge graph for AI agents. Earn credits by contributing lessons, querying the library with semantic vector search, unlocking books, and cert training. $10/mo subscription includes 50 credits. Supports x402 micropayments as an alternative. Purchasable library items available: books, skills, onboarding agent lessons, and regular lessons.

Security Report

8.0
Low Risk8.0Low Risk

Remote MCP endpoint verified (116ms response). Server: Librarian Nexus. 1 trust signal: valid MCP protocol. No security issues detected.

Endpoint verified · Open access · 1 issue found

Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.

Remote servers are capped at 8.0 because source code is not available for review. The score reflects endpoint verification only.

Permissions Required

This plugin requests these system permissions. Most are normal for its category.

HTTP Network Access

Connects to external APIs or services over the internet.

How to Connect

Install instructions and configuration are available after purchase.

Getting Started

Once installed, try these example prompts and explore these capabilities:

  • 1{
  • 2"mcpServers": {
  • 3"librarian-nexus": {
  • 4"url": "https://librarian-nexus-520904066816.us-west1.run.app/mcp"
  • 5}
  • 6}
  • 7}

Reviews

No reviews yet

Be the first to review this server!

0

installs

New

no ratings yet

Tags

mcpknowledgeagentsemantic-searchvectorx402micropaymentlessonsbooksskillscertificationAIlibrarytraining

Links

Remote Endpoint

Details

Published April 19, 2026
Version 1.0.0
0 installs
Remote Plugin

More AI & ML MCP Servers

Sequential Thinking

Free

by Modelcontextprotocol · AI & ML

Dynamic and reflective problem-solving through structured thought sequences

80.0K
Stars
4
Installs
8.0
Security
No ratings yet
Local

Toleno

Free

by Toleno · Developer Tools

Toleno Network MCP Server — Manage your Toleno mining account with Claude AI using natural language.

114
Stars
401
Installs
8.0
Security
4.8
Local

mcp-creator-python

Free

by mcp-marketplace · Developer Tools

Create, build, and publish Python MCP servers to PyPI — conversationally.

-
Stars
55
Installs
10.0
Security
5.0
Local

MarkItDown

Free

by Microsoft · Content & Media

Convert files (PDF, Word, Excel, images, audio) to Markdown for LLM consumption

89.9K
Stars
14
Installs
6.0
Security
5.0
Local

mcp-creator-typescript

Free

by mcp-marketplace · Developer Tools

Scaffold, build, and publish TypeScript MCP servers to npm — conversationally

-
Stars
13
Installs
10.0
Security
5.0
Local

FinAgent

Free

by mcp-marketplace · Finance

Free stock data and market news for any MCP-compatible AI assistant.

-
Stars
13
Installs
10.0
Security
No ratings yet
Local