"Shields.io" matching MCP connectors:

Pay-per-use tool API for AI agents. Free tier, x402 USDC micropayments, or API key.

MiCA compliance evidence, stablecoin risk scoring (105+ tokens), macroeconomic regime detection (86 FRED series), and AI agent governance. 79 tools across 5 MCP servers. Every response ECDSA-signed, blockchain-anchored, audit-ready. Free tier, no API key needed. Works with Claude Managed Agents.

Music superpowers for your AI agent. Curated licensed music and AI tools that do the rest. Right where you already work.

Translate MCP — wraps LibreTranslate API (https://libretranslate.com/)

AI Feeds MCP.

Papers With Code MCP — browse ML research papers and their code repositories

OCR.space MCP — wraps the OCR.space API (ocr.space) for image/PDF → text OCR.

Text statistics & readability MCP.

Newton MCP — wraps the Newton math solver API (free, no auth)

LibreTranslate MCP — open-source machine translation (BYO endpoint)

buzzword-density MCP — wraps StupidAPIs (requires X-API-Key)

AI Briefing MCP — Keep AI models current on industry developments

OpenReview MCP — ML conference submissions and reviews (API v2)

Hugging Face Hub MCP — models, datasets, spaces

ConceptNet MCP — open multilingual word/phrase relation graph

Discover open-source AI agents and get source-owned installation instructions through MCP.

emoji-oracle MCP — wraps StupidAPIs (requires X-API-Key)

yc-rejection MCP — wraps StupidAPIs (requires X-API-Key)

Make videos and docs with your AI agent — describe what you need, every output stays editable.

DeepL translation: translate, usage, source/target languages. Free 500k chars/mo.