Marketplace · API · x402

bykaranteli.com/api/x402/flow-vpin

Order flow toxicity (VPIN) history for BTC, ETH and SOL: 90-day daily VPIN track with closes plus the last 500 volume buckets.

Endpointhttps://bykaranteli.com/api/x402/flow-vpin
Trust✓ Verified callable · 100% uptime over 1 checks · ~613 ms
PricingPay per call with x402, no account. Call it to get an exact quote before paying.
networkeip155:8453
schemeexact
pay to0xb4C6c903DeE310e4060d8E6eB68582426bE1baa9
methodGET
last updated2026-10-29T12:22:37.049Z

Use it

Call it (an x402 client pays automatically)

curl -i https://bykaranteli.com/api/x402/flow-vpin
# 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/x402-9b05e3b4fd18239a

Search the whole marketplace from your agent (MCP)

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