Using AI sustainably
Clear, honest guides to AI's environmental footprint, the energy, water and carbon behind every prompt, and what you can do about it.
Guides & explainers
Is ChatGPT Bad for the Environment? The Honest Answer
Is ChatGPT bad for the environment? A nuanced look at the energy, water and carbon behind every query, why scale matters, and what you can do about it.
Read moreHow Much Electricity Does AI Use? The Numbers Explained
How much electricity does AI use? Inside the ~200 TWh/year figure, energy per query, data-center growth, and where AI power demand is heading by 2030.
Read moreHow Much Water Does ChatGPT Use? A Clear Breakdown
How much water does ChatGPT use? Cooling water plus water to generate electricity (~3.4 L/kWh), per-conversation estimates, and why AI water use matters.
Read moreWhat Is Sustainable AI? Definition, Dimensions & How to Choose
What is sustainable AI? A clear definition, the six dimensions that matter (energy, water, carbon, hardware, transparency, offsetting), and how to choose.
Read moreCarbon Neutral vs Carbon Negative AI: What the Terms Really Mean
Carbon neutral vs carbon negative AI: neutral vs net-zero vs negative, offsets vs reductions, what >200% offsetting means, and spotting greenwashing.
Read moreHow to Reduce Your AI Carbon Footprint
A practical guide to reducing your AI carbon footprint: pick the right model, batch and cache requests, write tighter prompts, and offset the rest.
Read moreBest Green AI Tools for Developers
What makes an AI tool genuinely green for developers: per-request emissions in API responses, efficient models, real offsetting and exportable data.
Read moreAI Energy Usage by Model: GPT vs Claude vs Gemini
How much energy do AI models use? A breakdown of Wh per token across small, mid-size, frontier and reasoning models, and why GPT, Claude and Gemini differ.
Read moreHow Companies Track Scope 3 Emissions From AI Usage
How companies track Scope 3 emissions from AI: the Scope 1/2/3 basics, measurement challenges, per-seat attribution, and CSRD and SB-253 reporting.
Read moreBest Eco-Friendly AI Tools: How to Choose
A survey of the best eco-friendly AI tools and what matters when choosing: transparency, per-request measurement, real offsetting and model quality.
Read moreComparisons
Ecoia AI vs Ecosia: Eco-Friendly AI Compared
Ecoia AI vs Ecosia: Ecosia is a tree-planting search engine with AI chat, while Ecoia is a carbon-tracked AI platform for chat, images and an API.
CompareEcoia AI vs Viro AI: Eco-Friendly AI Compared
Ecoia AI vs Viro AI: Viro is an eco-friendly ChatGPT alternative, while Ecoia is a carbon-tracked platform for chat, images and an API that offsets 200%.
CompareEcoia AI vs GreenPT: Eco-Friendly AI Compared
Ecoia AI vs GreenPT: GreenPT focuses on sustainable AI, while Ecoia is a carbon-tracked platform for chat, images and an API that offsets over 200%.
CompareEcoia AI vs EcoGPT: Eco-Friendly AI Compared
Ecoia AI vs EcoGPT: EcoGPT is an eco-friendly AI chat tool, while Ecoia is a carbon-tracked platform for chat, images and an API that offsets over 200%.
CompareBest Eco-Friendly AI Platforms (2025)
The best eco-friendly AI platforms in 2025, comparing Ecoia, Ecosia, Viro AI, GreenPT and EcoGPT on carbon and water tracking, offsetting and ESG export.
CompareUse AI that gives back more than it takes
Ecoia.ai runs Claude, GPT & Gemini for chat, images and an API, and offsets over 200% of the water usage and carbon emissions your AI creates.