ECB FX Rates for Agents /api/v1/x402/fx-rates APIPOST /api/v1/x402/fx-rates · x402 API by ECB FX Rates for Agents

ECB FX reference rates for agents at $0.001 USDC. Call when you need daily EUR/USD/BRL (and other published pairs) with source attribution—not a live broker quote or trade execution. Returns bounded cross-rates via x402; informational only, no trading advice.

https://api.delx.ai/api/v1/x402/fx-rates

What does this x402 API do?

ECB FX Rates for Agents /api/v1/x402/fx-rates API. This is an x402-gated POST API resource from ECB FX Rates for Agents. 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 and Solana. No settled paid call has been verified.

Published price: No normalized USD price is recorded
Networks: Base · Solana
Latest evidence: TOLL·402 did not invoke this route automatically because doing so was not considered safe
Resource ID: ad7a6d68e4a914da0a5c7fd5

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://api.delx.ai/api/v1/x402/fx-rates", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({
  "type": "http",
  "method": "POST",
  "bodyType": "json",
  "bodyFieldNames": [
    "base_currency",
    "quotes"
  ],
  "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.

JSON ↗developer docs →

STATUS HISTORY

JSON RSS

Exact route checked2026-08-15 02:52 UTC
not safely testable · potentially-mutating-method:POST
Origin reachable2026-08-15 02:49 UTC
HEAD https://api.delx.ai/ returned 200.
Observed in cdp-bazaar2026-08-11 05:29 UTC
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://api.delx.ai/ → 200 on 2026-08-15

route quotenot invoked automatically · potentially-mutating-method:POST · 2026-08-15

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.

Baseexact1000 atomic · 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

Solanaexact1000 atomic · EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v