Marketplace · API · x402

mcp.barker.money/barker_market_overview

Barker's stablecoin market snapshot: total market cap, yield-bearing cap, asset distribution, chain distribution. Use for 'stablecoin market cap', 'USDT market share', '稳定币市场份额'. share_pct fields are decimals (0.425 = 42.5%).

Endpoint	`https://mcp.barker.money/barker_market_overview`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~850 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:196
scheme	exact
pay to	0x1a53ab9f9182d4054fadf385ebfcc53b2902dcc4
method	GET
last updated	2026-11-13T08:00:11.785Z

Use it

Call it (an x402 client pays automatically)

curl -i https://mcp.barker.money/barker_market_overview
# 402 reply -> sign PAYMENT-REQUIRED with an x402 client (e.g. @x402/fetch) -> retry with PAYMENT-SIGNATURE

This listing as JSON

curl https://aipaygen.com/v1/catalog/api/x402-357c83e3c7f57acc

Search the whole marketplace from your agent (MCP)

{
  "mcpServers": {
    "aipaygen": {
      "url": "https://aipaygen.com/mcp"
    }
  }
}