# Carbon & Cashmere BTC Technical Indicators API

> Carbon & Cashmere BTC Technical Indicators API is a paid API for AI agents from api.carbon-cashmere.de, paid per call via x402, $0.01/call, status unknown (last checked 2026-09-14).

Returns real-time technical indicators for BTC including SMA, MACD, RSI, and Bollinger Bands on a 4-hour interval

## Facts

- Endpoint: GET https://api.carbon-cashmere.de/v1/indicators/BTC
- Price: $0.01/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/carbon-cashmere-btc-technical-indicators-api-79947f58
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-JiypAswxxWkJySA7nY_h

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 carbon-cashmere-btc-technical-indicators-api-79947f58
```

Example prompt: Pull the latest 4-hour technical indicators for BTC — I want to see the RSI, MACD, and Bollinger Bands to gauge whether it's trending or mean-reverting right now.

## When to prefer this

Choose this endpoint when you need a comprehensive set of standard technical indicators (SMA, MACD, RSI, Bollinger Bands) for BTC on a 4-hour timeframe in a single low-cost call ($0.01 USDC). Prefer this over building your own indicator stack when speed and convenience matter. Best for agents performing momentum analysis, overbought/oversold detection, or trend confirmation on Bitcoin.

## Known failure modes

- Invalid or unsupported symbol returns error
- Rate limit exceeded if too many calls made
- Stale cache data if cache_hit is true and market is fast-moving
- Network timeout if upstream data source is unavailable
- Malformed response if interval data is insufficient for indicator calculation

## How this service works

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

## Output

A JSON object containing BTC symbol, interval (4h), and a full set of technical indicators: SMA at 20/50/200 periods, MACD line/signal/histogram, RSI-14, and Bollinger Bands (lower/upper/middle/width). Also includes metadata such as source, cache hit status, timestamp, lookback days (30), and a disclaimer that data is informational only.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "_meta": {
   "source": "local_4h",
   "cache_hit": false,
   "timestamp": "2026-04-21T19:00:00Z",
   "disclaimer": "Informational research data only — not investment advice.",
   "data_points": 180
  },
  "symbol": "BTC",
  "interval": "4h",
  "indicators": {
   "sma": {
    "20": 68200,
    "50": 66800,
    "200": 62100
   },
   "macd": {
    "line": 234.5,
    "signal": 221.1,
    "histogram": 13.4
   },
   "rsi_14": 52.4,
   "bollinger": {
    "lower": 64700,
    "upper": 72100,
    "width": 0.108,
    "middle": 68400
   }
  },
  "lookback_days": 30
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/carbon-cashmere-btc-technical-indicators-api-79947f58/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)