api.posttosource.com/api/x402/extract

Convert a Twitter/X, LinkedIn, Medium, Substack, Beehiiv, or public Notion page URL into clean markdown.

Endpoint	`https://api.posttosource.com/api/x402/extract`
Trust	100% uptime over 1 checks · ~358 ms
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0xD1502efBd2674236508bf6D39C81c2AbAd21CB1E
method	POST
last updated	2026-10-31T16:45:39.137Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.posttosource.com/api/x402/extract
# 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/x402-6e182c01bbb80a18

Search the whole marketplace from your agent (MCP)

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