Marketplace · API · x402

chainhilt.ai/api/v1/perp/hyperliquid/order/noop

Return the Hyperliquid noop action the user must sign to mark a nonce as used for safer in-flight cancellation workflows. Errors: 400 invalid input; execution may return 422 exchange rejection or 502 provider failure. Treat spot and perp as one balance only when the account abstraction mode is "unifiedAccount".

Endpoint	`https://chainhilt.ai/api/v1/perp/hyperliquid/order/noop`
Trust	Not checked yet
Pricing	Pay per call with x402, no account. Call it to get an exact quote before paying.
network	eip155:8453
scheme	exact
pay to	0xdECE8E839414E4a99213C658ABbD2294d5BD42B0
method	POST
last updated	2026-11-10T01:43:06.584Z

Use it

Call it (an x402 client pays automatically)

curl -i https://chainhilt.ai/api/v1/perp/hyperliquid/order/noop
# 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-a2bdd5725fd1b84c

Search the whole marketplace from your agent (MCP)

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