# Carbon & Cashmere Signal API

> Carbon & Cashmere Signal API is a paid API for AI agents from api.carbon-cashmere.de, paid per call via x402, $0.1/call, status unknown (last checked 2026-09-15).

## Facts

- Endpoint: POST https://api.carbon-cashmere.de/v1/beta-to-btc/%7Bcoin%7D
- Price: $0.1/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/v1-beta-to-btc-7bcoin-7d-e2feb117
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_ZJ8iWtn9pETU3JsChTA5c

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability v1-beta-to-btc-7bcoin-7d-e2feb117 -d '<json body>'
```

## How this service works

Professional crypto market intelligence. Real-time prices, signals, and market scoring.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/v1-beta-to-btc-7bcoin-7d-e2feb117/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.carbon-cashmere.de](https://www.zero.xyz/host/api.carbon-cashmere.de/llms.txt)