#nodejs

Articles tagged with #nodejs

LLM Cost Optimization: How We Cut Reply Generation from $0.011 to $0.0009
When we shipped the first version of AI-generated replies for HelperX, each reply cost us about \(0.011 in API spend. That sounds tiny until you multiply by 30 replies per slot per day times 200 activ
Jun 13, 20266 min read
Scheduling 10,000 Actions Across Time Zones: Work-Time Windows in Node.js
When you automate actions on behalf of real people, the automation needs to look like real people. That means no activity at 3 AM. No perfect 60-second intervals. No machine-like consistency. Here's h
Jun 13, 20265 min read
Server-Side Rate Caps You Can't Bypass: Why Client Trust Is a Security Bug
Every automation platform has limits. Daily action caps, hourly quotas, request budgets. The question isn't whether you enforce them — it's where. If the answer is "the client decides when to stop," y
Jun 13, 20266 min read
Building a Persona Engine: How We Make AI Sound Like Different People
The hardest part of AI-generated social media content isn't making it grammatically correct. It's making it sound like a specific person — not ChatGPT, not a generic assistant, but a crypto analyst wh
Jun 13, 20266 min read
Rate Limiting Done Right: Respecting X's Anti-Abuse Stack
Most rate limiting articles teach you how to enforce rate limits on your API. This article is about the other side: how to respect rate limits when your application is a client of someone else's platf
Jun 13, 20266 min read
Graceful Degradation: Circuit Breakers for External API Dependencies
When your application depends on external APIs that you don't control, failures are not a question of "if" but "when." X's API rate-limits you. Your proxy provider has an outage. The AI model endpoint
Jun 11, 20267 min read