# Pre-Launch Checklist

## Pre-Launch Checklist

### API Key Security
```
[ ] API key stored in environment variable, not code
[ ] Key has appropriate credit limit set
[ ] Production key separate from development key
[ ] Key has descriptive label in dashboard
[ ] HTTP-Referer header set for tracking
[ ] X-Title header set for identification
```

### Error Handling
```
[ ] All API calls wrapped in try/catch
[ ] Rate limit errors handled with exponential backoff
[ ] Payment errors (402) caught and alerted
[ ] Model unavailability triggers fallback
[ ] Timeout handling implemented
[ ] Connection errors retry appropriately
```

### Fallbacks Configured
```
[ ] Primary model selected
[ ] At least 2 fallback models configured
[ ] Fallbacks tested and verified working
[ ] Model unavailability detection in place
[ ] Automatic failover logic implemented
```

### Cost Controls
```
[ ] Per-key credit limits set
[ ] max_tokens limit on all requests
[ ] Token usage monitoring active
[ ] Cost alerts configured
[ ] Budget thresholds defined
```

### Monitoring
```
[ ] Request logging enabled
[ ] Error rate tracking active
[ ] Latency monitoring configured
[ ] Token usage dashboards set up
[ ] Alert thresholds defined
```