Carbon CashmereGET /v1/btc-ultimate · x402 API by api.carbon-cashmere.de
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.
What does this x402 API do?
Carbon Cashmere. This is an x402-gated GET API resource from api.carbon-cashmere.de. The latest safe exact-route check returned HTTP 401 on 2026-08-15. The listing records $1 USD-denominated per request on an unspecified network. No settled paid call has been verified.
- Published price
- $1 USD-denominated per request
- Networks
- Not recorded
- Latest evidence
- The latest safe exact-route check returned HTTP 401 on 2026-08-15
- Resource ID
- 94aa1c7b50ceb1469c5eead3
Start with a quote-only recipe. Payment signing stays in your project.
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.
- Exact route checked
non 402
- Origin reachable
OPTIONS https://api.carbon-cashmere.de/ returned 405.
- Observed in 402-index
Discovered through self-registered.
- Registry record checked
Registry health: degraded.
What evidence supports this listing?
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 $1 USD-denominated per request. Raw protocol requirements remain visible below for implementation and audit use.