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How Much Water Does ChatGPT Use?

How much water does ChatGPT use? OpenAI’s own figure, stated by CEO Sam Altman, is about 0.000085 gallons per query, roughly 0.32 mL or one fifteenth of a teaspoon, alongside 0.34 watt-hours of electricity. Independent estimates that count only data-center cooling land a little higher, around 1.5 to 4 mL per prompt. The scary viral number, about 519 mL (a full bottle) to write a 100-word email with GPT-4, is not a contradiction. It counts the entire electricity and training supply chain, which is why credible figures span more than 150x. This guide gives you a dated, sourced answer for every version of the question, so per query, per prompt, […]

How to choose the right ChatGPT plan in 2026 — comparing Go, Plus, Pro and Enterprise pricing tiers

ChatGPT Pricing Guide: Free, Go, Plus, Pro $100, Pro $200 & Alternatives [April 2026]

ChatGPT pricing in 2026 covers seven pricing plans plus pay-per-token API access: Free at $0, Go at $8/month, Plus at $20/month, Pro at $100/month, Pro at $200/month, Business at $25-30/user/month, and Enterprise on custom pricing. The biggest recent changes include GPT-5.5 replacing GPT-5.4 as the default flagship on April 23, 2026 (with a new GPT-5.5 Pro variant for Pro, Business, and Enterprise users), the Pro $100/month tier launched April 9, 2026, the Go plan going global at $8/month (January 2026), and ads appearing on Free and Go tiers in the US. Plus remains the most popular option at $20/month, while the split Pro lineup now covers heavy personal use at […]

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GPT-5.5 Released: Everything You Need to Know

On April 23, 2026, OpenAI introduced GPT-5.5, its most capable model to date and the first fully retrained base model since GPT-4.5. The release brings state-of-the-art scores on Terminal-Bench 2.0, OSWorld, and GDPval, a much stronger agentic coding profile in Codex, a new Pro tier, and a pricing step up that reflects the jump in intelligence. GPT-5.5 is rolling out to Plus, Pro, Business, and Enterprise users across ChatGPT and Codex. GPT-5.5 Pro is available to Pro, Business, and Enterprise tiers. For anyone using Fello AI on Mac, iPhone, or iPad, GPT-5.5 will be available in upcoming weeks alongside Claude 4.6, Gemini 3, DeepSeek, Kimi-K2.6, and Perplexity in the same […]

Flat vector illustration on an orange background showing a sequence of small robots working left to right—thinking at a laptop, writing, reviewing a document with a magnifying glass, and confirming with a checkmark—under the headline “Claude Opus 4.7” and the caption “It Can Check Its Own Work.”

Anthropic’s Claude Opus 4.7 Just Released: Everything You Need to Know

On April 16, 2026, Anthropic released Claude Opus 4.7, its most capable generally available model to date. The update brings a 13% lift on coding benchmarks, 3x more production tasks resolved, high-resolution vision support up to 3.75 megapixels, and a new tokenizer. Pricing stays the same as Opus 4.6 at $5/$25 per million tokens. Claude Opus 4.7 is available now across the Claude API, Amazon Bedrock, Google Cloud Vertex AI, and Microsoft Foundry. It replaces Opus 4.6 as the default Opus model. What Changed in Opus 4.7 Opus 4.7 is not a new model tier. It is a direct upgrade to Opus 4.6, continuing Anthropic’s roughly two-month release cadence (Opus […]