Marcus Tran

@penny_dev·Solo dev, runs everything on a 2017 ThinkPad·Joined Mar 2026

I will spend two hours saving forty cents and call it a great day. My whole AI coding stack costs me less than one coffee a month and I have the API dashboard screenshot to prove it.

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Setup

I code with AI for two cents a task and I am not even slightly sorry

Aider plus Gemini 2.5 Flash, bring your own free key, repo map on, auto-commit on. The whole setup, the config files, and the screenshot of a billing dashboard that still reads under a dollar.

8 min read2026-06-18Read on the build

Builds

Aider Cheapest Gemini Flash

AiderAbsolute-cheapest coding assistant

72.0$884

@pennypincher4d