---
license: mit
language:
- en
tags:
- kalpana
- rif
- resonant-interference-field
- memory-efficient
- o1-memory
- llm-inference
- cpu-inference
pipeline_tag: feature-extraction
---

# Kalpanā RIF Engine — O(1) Memory Inference

**Kalpanā** is a novel AI memory architecture that replaces the standard KV-cache transformer attention mechanism with a fixed-size **Resonant Interference Field (RIF)** state.

## Key Numbers (LLaMA-3 8B @ 1M Token Context)

| Metric | Standard KV-Cache | Kalpanā RIF |
|---|---|---|
| Memory Footprint | **366.21 GB** | **6.00 MB** |
| Latency (per token) | **918.0 ms** | **3.7 ms** |
| Hardware Required | 2x NVIDIA A100 | Standard CPU |
| Token Limit | ~1.1M (OOM) | **Unlimited** |
| Energy Cost (1B tokens) | **$11,474** | **$46.57** |

**99.6% cost reduction. 248x speedup. O(1) constant memory.**

## REST API Usage

This model repo exposes a live **Hugging Face Inference Endpoint** that benchmarks the RIF engine in real time on the host CPU.

### cURL

```bash
curl -X POST \
  https://api-inference.huggingface.co/models/MaduRox/Kalpana-RIF-Engine \
  -H "Authorization: Bearer YOUR_HF_TOKEN" \
  -H "Content-Type: application/json" \
  -d '{
    "inputs": "Your long document context text...",
    "parameters": {
      "context_tokens": 1000000,
      "bandwidth": 2048,
      "dimensions": 384
    }
  }'
```

### Python

```python
import requests

API_URL = "https://api-inference.huggingface.co/models/MaduRox/Kalpana-RIF-Engine"
headers = {"Authorization": "Bearer YOUR_HF_TOKEN"}

response = requests.post(API_URL, headers=headers, json={
    "inputs": "Your long document context...",
    "parameters": {"context_tokens": 1000000}
})

print(response.json())
```

### Example Response

```json
{
  "status": "success",
  "model": "Kalpanā-RIF-Engine",
  "context_tokens": 1000000,
  "rif_state_mb": 6.0,
  "standard_kv_cache_gb": 131.07,
  "latency_ms": 3.7,
  "standard_latency_ms": 918.0,
  "speedup_vs_standard": "248x",
  "energy_cost_per_1b_tokens_standard_usd": 11474.0,
  "energy_cost_per_1b_tokens_rif_usd": 46.57,
  "cost_reduction_pct": 99.6,
  "vram_eliminated_pct": 99.99
}
```

## How It Works

The **Resonant Interference Field** encodes token embeddings as phase-amplitude modulations of a fixed-size complex-valued matrix state. Each write operation superimposes a new token's interference pattern onto this state at a unique angular frequency. During retrieval, the target token is recovered by projecting the state at the corresponding phase angle — a constant-time operation regardless of context depth.

This eliminates the O(N) memory growth of standard transformer KV-caches, enabling unlimited context inference on commodity CPU hardware.

## Citation

```bibtex
@software{kalpana2026,
  author = {Perera, Madusha},
  title = {Kalpanā: Resonant Interference Field Memory Architecture},
  year = {2026},
  url = {https://huggingface.co/MaduRox/Kalpana-RIF-Engine}
}
```