# Signal Engine RSI 7 Extremes Strategy – DOGE

> Signal Engine RSI 7 Extremes Strategy – DOGE is a paid API for AI agents from signal-engine-production-d88d.up.railway.app, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-15).

Returns a live RSI-7-extremes trading signal (long/short, score, take-profit, stop-loss, hold time) for the DOGE/USD pair

## Facts

- Endpoint: GET https://signal-engine-production-d88d.up.railway.app/v1/arena/rsi_7_extremes/DOGE
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/signal-engine-rsi-7-extremes-strategy-doge-18844361
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_6EXISEObYvfKRPT8l5l33

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 signal-engine-rsi-7-extremes-strategy-doge-18844361
```

Example prompt: What's the current RSI-7-extremes trading signal for DOGE — is it a long or short, and what are the suggested take-profit and stop-loss percentages?

## When to prefer this

Use this endpoint when you need a fast, real-time RSI-7-extremes momentum signal specifically for DOGE, including quantified score, directional bias, and pre-calculated risk parameters (TP/SL). Prefer over generic RSI calculators when you want an actionable trade recommendation with hold-time guidance rather than raw indicator values.

## Known failure modes

- Symbol not found or unsupported – 404 or empty result
- Strategy ID mismatch – endpoint hardcoded to rsi_7_extremes but wrong path may return 404
- No live market data available – may return stale or error response
- Payment not processed (x402) – 402 Payment Required if USDC payment header missing
- Rate limit exceeded – 429 Too Many Requests

## How this service works

Individual arena strategy signal

## Output

A JSON object containing: signal direction ('long' or 'short'), a numeric score (0–100), take-profit percentage, stop-loss percentage, recommended hold time in seconds, RSI-based reasoning text, strategy ID and name, and context source indicating live or historical data.

## Example request

```json
{
 "symbol": "DOGE",
 "strategy_id": "rsi_7_extremes"
}
```

## Request schema (JSON Schema)

```json
{
 "output": {
  "required": [
   "strategy_id",
   "symbol"
  ],
  "properties": {
   "score": {
    "type": "number",
    "maximum": 1,
    "minimum": 0
   },
   "reason": {
    "type": "string",
    "description": "Present when signal is null (e.g. no_signal, no_context)"
   },
   "signal": {
    "enum": [
     "long",
     "short"
    ],
    "type": "string",
    "nullable": true
   },
   "sl_pct": {
    "type": "number",
    "description": "Stop-loss percentage"
   },
   "symbol": {
    "type": "string"
   },
   "tp_pct": {
    "type": "number",
    "description": "Take-profit percentage"
   },
   "reasoning": {
    "type": "string"
   },
   "strategy_id": {
    "type": "string"
   },
   "hold_time_sec": {
    "type": "integer",
    "description": "Suggested hold time in seconds"
   },
   "strategy_name": {
    "type": "string"
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/signal-engine-rsi-7-extremes-strategy-doge-18844361/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from signal-engine-production-d88d.up.railway.app](https://www.zero.xyz/host/signal-engine-production-d88d.up.railway.app/llms.txt)