DIR
MARKETPLACE
EVERY MCP. ONE KEY. ONE BILL.
Browse the catalog by category or search by name. Pricing and live ledger appear on each detail page.
5 / 12 CATEGORIES
FILTERING
SEARCH & RETRIEVAL
LIVE
📜
arXiv
Search 2M+ academic papers on arXiv. Title, authors, abstract, primary category, links.
2 TOOLS
$0.0002 /CALL
30 FREE / MONTH
SEARCH & RETRIEVAL
LIVE
🧠
Hacker News
Search HN, fetch top front-page stories, look up any item by id. Backed by Algolia HN + Firebase HN.
3 TOOLS
$0.0002 /CALL
30 FREE / MONTH
SEARCH & RETRIEVAL
LIVE
🎓
Scholar
Search the published-science graph — papers, citations, authors — via OpenAlex. Broader than arXiv: peer-reviewed works, citation counts, and open-access links. No API key.
2 TOOLS
$0.0002 /CALL
30 FREE / MONTH
SEARCH & RETRIEVAL
LIVE
🗂️
Stack Overflow
Search Stack Overflow + fetch the top accepted answer. Free Stack Exchange API, 10k req/day.
2 TOOLS
$0.0002 /CALL
30 FREE / MONTH
SEARCH & RETRIEVAL
LIVE
📚
Wikipedia
Search Wikipedia and fetch page summaries.
2 TOOLS
$0.0002 /CALL
15 FREE / MONTH