
Security News
arXiv Is Rate Limiting Authors Following a Flood of AI Slop Submissions
arXiv now limits authors to two submissions a month as AI slop overwhelms moderators, delays good papers, and sparks debate over applying the limit to everyone.
placeholder-images-mcp
Advanced tools
Placeholder image services (DummyImage, Picsum).
A merged MCP server that consolidates duplicate single-purpose servers in this monorepo into one focused server.
imageUrl — Placeholder image URL.listImages — List available placeholder images.list — List recent Picsum photos.npm install
npm run build
node dist/index.js
Public free APIs only. See src/api.ts for exact endpoints.
These tools need a license key:
image_infopage_imagesBuy a key at https://mcp-marketplace.io/server/io-github-mrfentmen-placeholder-images-mcp and set it in your MCP client config:
"env": { "MCP_LICENSE_KEY": "mcp_live_..." }
The key is checked against MCP Marketplace, cached for 24 hours, and keeps working offline once one check has succeeded. Every other tool on this server stays free.
FAQs
Placeholder image services (DummyImage, Picsum).
We found that placeholder-images-mcp demonstrated a healthy version release cadence and project activity because the last version was released less than a year ago. It has 1 open source maintainer collaborating on the project.

Security News
arXiv now limits authors to two submissions a month as AI slop overwhelms moderators, delays good papers, and sparks debate over applying the limit to everyone.

Research
/Security News
A new GhostAction wave hits hundreds of GitHub repos, expanding CI/CD secret theft to cloud and AI credentials in source code and git history.

Research
/Security News
Tensorlake npm SDK version 0.5.144 was compromised in a ChainDrop / Shai-Hulud attack, delivering credential-stealing malware.