# Reinforcement learning agent trains models using RL, yielding $1,300 profit

A developer created an RL agent that trains other models using reinforcement learning, achieving a net profit of $1,300 (negative cost). This meta-learning approach demonstrates automated optimization of model training, potentially reducing costs in AI development.

**Importance:** 3/5

## Sources

### Technology
- [Hacker News](https://github.com/Danau5tin/ai-trains-ai) — Tue, 14 Jul 2026 12:41:25 +0000