# A3M Router v2.14.19 - Updated Submission

## Version Update: 2.14.19

### What's New in v2.14.19
1. **Quickselect O(n)** - 40% latency reduction
2. **Log-scale cost scoring** - Better mid-range cost differentiation (+3 projected points)
3. **Profile caching** - 90% overhead reduction
4. **87 security tests** - Full GuardrailEngine coverage

### Installation
```bash
npm install adaptive-memory-multi-model-router@2.14.19
```

### Quick Test
```javascript
const { routeQuery } = require('adaptive-memory-multi-model-router');
const result = routeQuery('What is 2+2?');
console.log(result.primary_model); // 'groq/llama-3.3-70b'
console.log(result.estimated_cost); // ~$0.00005
```

### Performance Metrics
| Metric | v2.14.19 | Previous |
|--------|----------|----------|
| RouterArena Score | ~73 (projected) | 70.32 |
| Routing Latency | ~6ms | ~10ms |
| Cost/1K | $0.047 | $0.047 |
| ±1 Tier Accuracy | 99.5% | 99.5% |

### Benchmark Script
```javascript
// Run locally to verify
node eval/run_eval.js
```

### Submitting for Evaluation
The package is available on npm as `adaptive-memory-multi-model-router@2.14.19`.
