CO₂
CO₂
H₂O
CO₂
CH₄
H₂O
Most Innovative, NY Tech Week 2026

Every prompt has a

price

See it. Shrink it.

Hitting your Claude Code or Cursor limits again? TerraWatch compresses your prompts so you get more done before the cap, and shows the CO₂, water, and energy behind every message.

try it yourself, no signup
live demo
Paste any AI prompt
 

Three steps.
Zero friction.

it lives where you already type

01

Write

Prompt like you normally do in Claude Code, Cursor, ChatGPT, or Claude. TerraWatch sits quietly in the corner.

02

Refine

Hit one button. Your prompt gets rewritten to use fewer tokens while keeping the exact same meaning.

03

Track

See the energy, CO₂, and water cost of every prompt. Watch your savings compound over time.

Numbers that
should bother you

80M tons
CO₂ from AI data centers in 2025
That exceeds the annual emissions of entire countries like Norway or Portugal. And it's accelerating.
0.3–3 Wh
Energy per AI prompt
Complex reasoning can hit 33 Wh. A lightbulb for 2 hours.
300B gal
Additional water from AI by 2030
Data centers drink water to stay cool. A lot of it.
the fix
30–50%
Token reduction with TerraWatch
More prompts before you hit your daily cap. Lower API bills. Lighter footprint.

What's in the free extension

Prompt rewriting
5 free rewrites per week. One click, instant compression, same intent.
Carbon dashboard
Running totals of CO₂, water, and energy across all your conversations.
Tree counter
See how many trees your optimized prompts are equivalent to over time.
Token savings
Know exactly how many tokens and dollars you're saving each week.
Works everywhere
ChatGPT, Claude, Gemini, and Perplexity now. Cursor and Claude Code support coming.
Privacy first
Prompts stay on your device. Nothing is stored on our servers.

Get early access

Be first in line when TerraWatch launches.

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Free forever for individuals. Just one email when we launch.

TerraWatch

NY Tech Week 2026 · Most Innovative