What is an MCP server?

A live data connector for Claude. Once connected, Claude can pull real ClaudeFinanceLab — US Treasury Fiscal Data data directly into any conversation — no copy-paste, no spreadsheet exports, no switching tabs.

Connect in 3 steps
  1. Get a free API key — create one here
  2. Copy the install config below into your claude_desktop_config.json
  3. Restart Claude Desktop — the tools appear automatically
Full setup guide (5 min) →
🗄️

ClaudeFinanceLab — US Treasury Fiscal Data

✓ By ClaudeFinanceLab
by ClaudeFinanceLab

U.S. Treasury Fiscal Data MCP wrapping the free fiscaldata.treasury.gov API (80+ datasets, no authentication required). 8 tools: get_national_debt (total/public/intragovernmental debt outstanding), get_debt_to_penny (daily precision debt figure), get_treasury_auctions (Bills/Notes/Bonds/TIPS/FRNs with yield and bid-to-cover), get_avg_interest_rates_on_debt (weighted average cost of debt), get_tga_balance (Treasury General Account daily cash balance — key debt ceiling monitor), get_monthly_treasury_statement (federal revenue and outlays by month), get_treasury_exchange_rates (~150 currencies, quarterly Treasury reporting rates). Essential for fiscal policy analysis, fixed income research, and government finance.

🗄️ Financial Data 🔓 No authentication needed sse Commercial
100/100
Public Eval Score
Last tested Sep 1, 2026
📄 Docs →
Install Config
{
  "mcpServers": {
    "claudefinlab-treasury-fiscal": {
      "url": "https://claudefinancelab.com/treasury/sse"
    }
  }
}

Full setup walkthrough: Getting Started Guide →

Eval Results — Public Suite (11/11 passed)
✓ tools/list responds Connectivity 59ms
✓ Latency < 5 s Connectivity 36ms
✓ At least 1 tool exposed discovery
✓ Tools have name/description/schema discovery
✓ inputSchema is valid JSON Schema discovery
✓ First tool callable execution 516ms
✓ Response has content execution
✓ Tool call latency < 15 s execution 551ms
✓ Multiple tools callable execution
✓ Bad args return error, not crash resilience
✓ Unknown tool handled gracefully resilience
Tested Sep 1, 2026 · About our eval methodology →
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