Fatstack MCP Server: Install & Setup

Install Fatstack in Claude Code

Claude Code

claude mcp add --transport http f4tst4ck-fatstack https://www.fatstack.net/api/mcp

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

{
  "mcpServers": {
    "f4tst4ck-fatstack": {
      "url": "https://www.fatstack.net/api/mcp"
    }
  }
}

Paid MCP tools behind one endpoint. Agents pay per call in USDC on Base 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 f4tst4ck-fatstack https://www.fatstack.net/api/mcp

app.fawtar/fawtar

ZATCA-compliant Saudi invoicing and accounting: invoices, receivables, VAT, ledger, payroll.

johnaio281/farsi-tools

Persian and Iranian utilities for agents: Jalali dates, national ID, IBAN, holidays. Paid via x402.

com.insidercable/feeds

Point-in-time Congress, BTC-ETF-flow, insider, token-launch and options-IV feeds; free + x402

com.familyfishin.mcp/site-discovery

Read-only search of FamilyFishin.com articles, pages, products, prices, stock, and variations.

BrianTian818/feegate-mcp

Pay-per-call MCP data products listed on Feegate. Free discovery, x402 USDC paid queries on Base.

ai.falpha/mcp

Explainable model signals, drivers, news sentiment, SEC filings and macro data for US stocks.