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Pablo Castro

Building IacuWise — AI prompt optimizer that saves time, money and water. Writes about sustainable AI, prompt engineering, and ESG reporting for AI usage.

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AI Productivity in 2026: What Actually Delivers ROI (And What Doesn't)

AI Productivity in 2026: What Actually Delivers ROI (And What Doesn't)

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3 min read

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How Better Prompts Cut Your AI Bill by 40% — Without Changing Your Workflow

How Better Prompts Cut Your AI Bill by 40% — Without Changing Your Workflow

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2 min read
Tree Carbon Offset: Measuring AI's Environmental Impact in Trees

Tree Carbon Offset: Measuring AI's Environmental Impact in Trees

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3 min read
5 Practical Tips to Reduce Your AI Water Footprint Today

5 Practical Tips to Reduce Your AI Water Footprint Today

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2 min read
The Future of Sustainable AI: Trends Shaping 2026 and Beyond

The Future of Sustainable AI: Trends Shaping 2026 and Beyond

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2 min read
Why Companies Need ESG Reporting for AI Usage

Why Companies Need ESG Reporting for AI Usage

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2 min read
Sustainable AI Isn't Charity — It's the Cheapest Way to Use AI

Sustainable AI Isn't Charity — It's the Cheapest Way to Use AI

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3 min read
Prompt Optimization: Better Results, Less Time, Lower Cost

Prompt Optimization: Better Results, Less Time, Lower Cost

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2 min read
The Hidden Water Cost of AI: What Every User Should Know

The Hidden Water Cost of AI: What Every User Should Know

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2 min read
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