AI Agents Run Smoothly on Gemini's Free Tier!

Introduction Running a one-person tech agency can be both rewarding and challenging, especially when it comes to managing various aspects of the business efficiently. In this article, we will delve into the architecture and implementation of a system where four AI agents handle content creation, sales lead generation, security scanning, and operations for a tech agency, all while operating on the free tier of Gemini 2.5 Flash. This setup allows for zero monthly LLM costs, with minimal infrastructure expenses. Architecture Overview Key Components AI Agents : Four AI agents built using OpenClaw, an open-source framework. LLM : Gemini 2.5 Flash free tier, providing 1,500 requests per day. Operating Environment : WSL2 on a local machine, managed by systemd timers. Infrastructure : Vercel (hobby plan) and Firebase (free plan). Automation Tools : Telegram Bot, Resend, Jina Reader. Workflow The workflow of the AI agents is designed to be highly efficient and token-optimized. Each agent follow