Marketplace · API · x402

api.n0brains.com/x402/rotation

Crypto market rotation and altseason regime detector: sector/asset rotation score, breadth, relative strength, and which coins are rotating in vs out. Tells an agent whether capital is flowing to BTC, ETH, or alts right now. Not financial advice.

Endpoint	`https://api.n0brains.com/x402/rotation`
Trust	✓ Verified callable · 100% uptime over 1 checks · ~591 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	0xc1793B8AA0D25193117EF025f145994e1c02011F
method	GET
last updated	2026-10-27T09:49:10.995Z

Use it

Call it (an x402 client pays automatically)

curl -i https://api.n0brains.com/x402/rotation
# 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-f28e977843dab938

Search the whole marketplace from your agent (MCP)

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