---
title: PolyBloom Space A — Price Memory
emoji: 📈
colorFrom: blue
colorTo: indigo
sdk: docker
pinned: false
app_port: 7860
---

# PolyBloom Space A — Price Memory Tier

**Tier role:** Chronos zero-shot T5 foundation model.  
Reads closes + price-derived indicators only (RSI, ATR, VWAP, Bollinger).  
No orderflow. No sentiment. No polymarket.

## Endpoints

| Method | Path | Description |
|--------|------|-------------|
| `GET` | `/` | Health check — returns model load status |
| `POST` | `/predict` | Run Chronos prediction |

## POST /predict

**Request body:**
```json
{
  "closes": [104200, 104350, ...],
  "rsi": 54.2,
  "vwap_dev": 0.003,
  "atr_pct_of_spot": 0.8
}
```

**Response:**
```json
{
  "name": "Chronos",
  "direction": "UP",
  "confidence": 68,
  "slope_pct": 0.00031,
  "reasoning": "Chronos: median=104421.00 last=104350.00",
  "tier": "price_memory",
  "latency_ms": 420
}
```

## Part of PolyBloom v20 — MiroFish Tier Architecture

- **Space A** — Price Memory (Chronos) ← this space
- **Space B** — Orderflow (XGBoost · CatBoost · iTransformer)
- **Space C** — Sentiment + Price-Memory (LightGBM · PatchTST · N-HiTS)