• 1 Million runs per day (vs 100k on free tier)
• 10 min wall clock time per run (vs 1 min on free)
• 1 minute interval cron vals (vs 15 min on free)
• Perfect for processing complex prompts with GPT-4o

• Unlimited private vals (vs 5 on free tier)
• 10 days log retention (vs 3 days on free)
• Essential for storing user history and analytics

• 10 custom domains (vs 0 on free)
• Deploy at: promptimprover.yourdomain.com
• Professional branding for enterprise clients

• Organize multiple files and folders
• Better code structure and maintenance
• Version control integration
• Team collaboration features

• Faster but less capable
• ~$0.15 per 1M input tokens
• Good for simple tasks

• Latest and most capable model
• 128K context window
• Superior reasoning and creativity
• Better at following complex instructions
• ~$5.00 per 1M input tokens
• Worth it for quality improvements

// Adaptive model selection based on complexity
const model = prompt.length > 100 ? 'gpt-4o' : 'gpt-4o-mini';

{
  "improved": "Enhanced prompt text...",
  "originalLength": 50,
  "finalLength": 250,
  "stepsApplied": 3,
  "workers": ["Clarifier", "Condenser", "Includer"]
}

<?xml version="1.0" encoding="UTF-8"?>
<prompt>
  <improved><![CDATA[Enhanced prompt text...]]></improved>
  <metadata>
    <steps>3</steps>
    <workers>Clarifier, Condenser, Includer</workers>
  </metadata>
</prompt>

# Improved Prompt

Enhanced prompt text with detailed specifications...

---

**Processing Steps:** 3
**Workers Used:** Clarifier, Condenser, Includer

improved: |
  Enhanced prompt text with
  multiple lines of content
metadata:
  steps: 3
  workers: [Clarifier, Condenser, Includer]

• ❌ Only 100k runs/day (can hit limit with ~100 users)
• ❌ 1 minute timeout (GPT-4o calls may timeout)
• ❌ Only 5 private vals (limits functionality)
• ❌ No custom domains (unprofessional)

• ✅ 10x more runs (1M/day)
• ✅ 10x longer timeouts (10 min)
• ✅ Unlimited private vals
• ✅ Custom domain branding
• ✅ Projects for better organization
• ✅ Only $10/month (less than 1 hour of dev time)

// Leverage Val Town's built-in caching
const cache = new Map();
const cacheTimeout = 15 * 60 * 1000; // 15 minutes

function getCached(key) {
  const cached = cache.get(key);
  if (cached && Date.now() - cached.time < cacheTimeout) {
    return cached.value;
  }
  return null;
}

// Use Val Town's cron for batch processing
export default async function dailyAnalytics() {
  // Runs daily at midnight with Pro's 1-min cron precision
  await aggregateUsageStats();
  await cleanupOldHistory();
  await generateReports();
}

// Pro tier allows 1M requests/day = ~11 req/sec
const rateLimit = {
  windowMs: 1000,
  max: 10,
  message: "Too many requests, please slow down"
};

• Team accounts for collaboration
• Slack Connect integration
• 5 million runs per day
• Unlimited custom domains

• SOC 2 compliance
• Log export capabilities
• Custom support SLAs
• Townie AI credits package
• No usage limits

• Daily Active Users: 500-1000
• Average Requests/User: 10-20
• Total Daily Requests: 5,000-20,000
• Well within Pro limits: ✅

• More than 50,000 daily requests
• Need team collaboration
• Require Slack integration
• Multiple domain deployments

• Private vals for API keys
• Secure environment variables
• Log retention for auditing
• Custom domain SSL certificates
• Isolated execution environment

1. Upgrade to Pro: https://val.town/pricing
2. Get 2 months free with annual billing
3. Grandfather pricing - lock in $10/month forever
4. Instant activation - no waiting period
5. Cancel anytime - no lock-in

1. Use Projects for better organization
2. Set up custom domain immediately
3. Implement caching to reduce API calls
4. Use cron vals for scheduled tasks
5. Monitor usage via Val Town dashboard
6. Leverage 10-day logs for debugging

For a production Prompt Improver service:

• Reliability: 10x longer timeouts prevent failures
• Scale: Handle 10x more users
• Professional: Custom domain builds trust
• Privacy: Unlimited private vals for user data
• Support: Better debugging with extended logs

Bottom Line: At $10/month, Val Town Pro pays for itself with the first paying customer!