Penny Search MCP Server: Install & Setup

Install Penny Search in Claude Code

Claude Code

claude mcp add --transport http penny-search https://pennyapi-production.up.railway.app/mcp

mcp.json (Claude Desktop, Cursor, VS Code, Windsurf)

{
  "mcpServers": {
    "penny-search": {
      "url": "https://pennyapi-production.up.railway.app/mcp"
    }
  }
}

Low-cost live web search for current facts, news, research, docs, and web grounding via x402.

Probably not entirely. The listing mentions pay-per-call, credits or a subscription. Check the provider for current pricing.

Remote. Hosted by the provider. You connect with a URL, nothing to install.

Run: claude mcp add --transport http penny-search https://pennyapi-production.up.railway.app/mcp

io.github.carpdroid-commits/agent-data-broker

Company enrichment + SEC EDGAR filings, financials, insider trades for agents; $0.01 USDC via x402

io.github.kasheik3/penny-engine

Remote MCP utilities for agents: structured data, commerce checks, and x402 paid API discovery.

clay-swartz/pennyrail

Find and quote agent capabilities, then pay only the selected x402 execution URL.

io.github.jannegpriv/pendlingskollen

Stockholm transit: realtime departures, trip planning, disruptions and personal commute status.

pcp183/pep-screen

Check if a person is a PEP (Wikidata public offices) during KYC. $0.02/call via x402.

xyz.peerlytics/peerlytics

Public Peer protocol activity and settlement receipts on Base. Read-only; no key or wallet.