Micro-SaaS on an LLM API

How it works

Solve one narrow task; use usage-aware pricing to cover token costs.

Tools

OpenAI API, Stripe, Vercel — see tool links

Startup costs

API usage + hosting

Realistic earnings

Varies.

Sources

• https://openai.com/api/pricing/
• https://like2byte.com/ai-monetization-models-workflow-to-product/