Carbon Cashmere — btc-ultimate

Carbon Cashmere x402 endpoint: /v1/btc-ultimate. Category: crypto/data. AI-agent-friendly USDC micropayment API for crypto trading intelligence, on-chain analytics, and ML signals. Informational research data only, not investment advice. MiCAR Art. 92 + EU AI Act Art. 50 disclosed.

https://api.carbon-cashmere.de/v1/btc-ultimate

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.carbon-cashmere.de/v1/btc-ultimate", {
  method: "GET",
});

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.

This sends no payment. Inspect the 402 response before adding a wallet-enabled client.

JSON ↗developer docs →

STATUS HISTORY

JSON RSS

Exact route checked2026-07-10 15:09 UTC
non 402
Origin reachable2026-07-10 15:03 UTC
OPTIONS https://api.carbon-cashmere.de/ returned 405.
Observed in 402-index2026-07-10 13:31 UTC
Discovered through self-registered.
Registry record checked2026-07-08 00:26 UTC
Registry health: degraded.

EVIDENCE

402-indexobserved 2026-07-10 · https://402index.io/api/v1/services

origin checkOPTIONS https://api.carbon-cashmere.de/ → 405 on 2026-07-10

route quoteGET returned 401; no x402 quote was confirmed · 2026-07-10

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.

PAYMENT OPTIONS

The registry did not expose full payment options for this record.