POSTorigin unreachable · source confirmeddiscovery only

HALOWERK defiwerk /dex/quote APIPOST /dex/quote · x402 API by HALOWERK defiwerk

For a given chain, token pair and input amount, every connected DEX is queried through its own contracts: Uniswap V3 through the Quoter via eth_call across all fee tiers, constant-product pools through the pool maths on live reserves, Solidly-style pools through their own getAmountOut. Two-hop routes through the wrapped native token and the chain USDC are included, priced by chaining the hops exactly as a real swap would traverse them. Nothing is executed, submitted or handed to a router — every

https://defi.halowerk.com/dex/quote

What does this x402 API do?

HALOWERK defiwerk /dex/quote API. This is an x402-gated POST API resource from HALOWERK defiwerk. TOLL·402 did not invoke this route automatically because doing so was not considered safe. No normalized USD price is recorded; the listing names Base. No settled paid call has been verified.

Published price
No normalized USD price is recorded
Networks
Base
Latest evidence
TOLL·402 did not invoke this route automatically because doing so was not considered safe
Resource ID
868d587ed83fc5f8babac3de
USE THIS RESOURCE

Start with a quote-only recipe. Payment signing stays in your project.

CODE
AI CODING TOOLS
quote-check.ts
const response = await fetch("https://defi.halowerk.com/dex/quote", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
  "type": "http",
  "method": "POST",
  "bodyType": "json",
  "bodyFieldNames": [
    "amount_in",
    "chain",
    "token_in",
    "token_out"
  ],
  "pathParamNames": [],
  "queryParamNames": []
}),
});

console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));

// A valid 402 is a quote, not a completed paid call.

Review the provider input schema before running this non-read-only method. No payment code is included.

STATUS HISTORY

  1. Exact route checked

    not safely testable · potentially-mutating-method:POST

  2. Origin unavailable

    timeout

  3. Observed in cdp-bazaar

    The registry record was observed and retained with provenance.

What evidence supports this listing?

cdp-bazaarobserved 2026-08-11 · open source record ↗
origin checkHEAD https://defi.halowerk.com/ → timeout on 2026-08-11
route quotenot invoked automatically · potentially-mutating-method:POST · 2026-08-11

Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →

Which networks and payment options does it accept?

The normalized listing price is No normalized USD price is recorded. Raw protocol requirements remain visible below for implementation and audit use.

Baseexact5000 atomic · 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913
HALOWERK defiwerk POST /dex/quote · 868d58 x402 API · TOLL·402