Marketplace · API · x402

surf.cascade.fyi/api/v1/youtube/get

Fetch a YouTube transcript from a video URL or 11-char id (video_id, also accepted as ref or url); returns a presigned download URL to the transcript

Endpoint	`https://surf.cascade.fyi/api/v1/youtube/get`
Trust	100% uptime over 1 checks · ~323 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp
scheme	exact
pay to	9MkM5Ra48KFcSv9HDQ8sb3C3r5HjouEwGQ6sp1cx1vde
method	POST
last updated	2026-10-27T09:56:10.956Z

Use it

Call it (an x402 client pays automatically)

curl -i https://surf.cascade.fyi/api/v1/youtube/get
# 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/x402-1f19a5c6f2c6ec75

Search the whole marketplace from your agent (MCP)

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