Contexto - Decode What Anything Really Means icon

Contexto - Decode What Anything Really Means

by Str Labs · Tools
Manifest V3 in_app
View in Chrome Web Store Data as of 19 Oct 2026

Decode any webpage instantly. Cut through jargon, marketing fluff & legal speak. AI reveals what text actually means.

Users
5
−1 in 30 days
Rating
0.0 / 5
unchanged in 30 days
Ratings
0
0 in 30 days
Store rank
#259K
#216K among extensions
Version
1.1.1
updated 22 Feb 2026

Users

monthly, 8 months
036Feb 2026Jul 2026Oct 2026
Latest, 19 Oct 2026: 5 usersMove the mouse over the chart for any month

Ratings count

monthly, 8 months
001Feb 2026Jul 2026Oct 2026
Latest, 19 Oct 2026: 0 ratingsMove the mouse over the chart for any month

The Chrome Web Store rounds user counts down to the leading digit, so the user line moves in steps. The ratings count is exact and is the better signal of real adoption.

About Contexto - Decode What Anything Really Means

*Change log at the bottom* Ever read a webpage and think "what does this actually mean?" That's exactly what Contexto does. Contexto is an AI-powered context decoder that cuts through jargon, marketing speak, legal language, corporate fluff, and vague wording to explain what any webpage is actually saying. THREE POWERFUL MODES: Decode — Get a plain-language breakdown of what the page is really saying. Jargon decoded, buzzwords translated, hidden meanings revealed. TL;DR — One brutally concise sentence + key details. Under 150 words. Just the substance, zero fluff. Skeptic — Critical analysis mode. What claims are made? What's NOT being said? Who benefits? Any red flags? PERFECT FOR: - Privacy policies and terms of service - News articles and opinion pieces - Product pages and marketing copy - Legal documents and contracts - Corporate announcements and press releases - Academic papers and research - Job listings and company pages FEATURES: - Works with OpenAI (GPT-4o) and Claude (Anthropic) APIs - Bring your own API key — you control costs - 9 response languages (English, Spanish, French, German, Norwegian, Chinese, Japanese, Korean, Portuguese) - Custom model support — use any model ID - Analysis history — revisit past analyses - Copy results with one click - Beautiful dark UI - Fast and lightweight HOW IT WORKS: 1. Navigate to any webpage 2. Click the Contexto icon 3. Choose your mode (Decode, TL;DR, or Skeptic) 4. Click "Explain This Page" 5. Get instant, honest analysis PRIVACY: - Your API key is stored locally in your browser - Page content is sent directly to your chosen AI provider (OpenAI or Anthropic) - We never collect, store, or transmit your data to any third-party servers - No analytics, no tracking, no accounts required GETTING STARTED: 1. Install Contexto 2. Click the extension icon and go to Settings 3. Choose your AI provider (OpenAI or Claude) 4. Paste your API key 5. Start decoding pages, pictures and more! Get your API keys: - OpenAI: platform.openai.com/api-keys - Claude: console.anthropic.com/settings/keys *CHANGE LOG:* Model Selector Filtering — Now shows only relevant models based on your provider choice. Select "Claude" → see only Claude models. Select "OpenAI" → see only OpenAI models. BYOK Security — API keys are now masked by default (show as sk-ant...abcd). Added reveal toggle to show/hide. Can update key anytime. Added note to create a separate key for the extension. Token Refresh — Fixed session expiration issues. Extension now automatically refreshes your login token when it expires. Service Worker Keep-Alive — Long analyses no longer get cut off. Paywall Detection — The extension now detects when a page has paywalled content and warns you that the analysis may be incomplete. Rate Limiting — Added server-side rate limiting (5 second cooldown between analyses). Better Error Messages — Clearer, friendlier error messages. Removed GPT-3.5 Turbo — Deprecated model removed from the selector. Privacy Policy: https://contexto-nine.vercel.app/privacy.html

Growth

WindowUsersChangeRatingsRating
7 days+1+25.0%00.00
30 days−1−16.7%00.00
6 months+2+66.7%00.00

Version history

4 versions recorded
1.1.122 Feb 2026
1.1.019 Feb 2026
1.0.117 Feb 2026
1.0.016 Feb 2026

Details

Category
Tools
First seen
16 Feb 2026
Size
58 KB
Languages
en
Pricing
in_app
Privacy policy
contexto-nine.vercel.app
Extension ID
kodilcpejnjpknpleaooihhhclkkfjpf

Permissions and risk

Minimal riskimpact 0, likelihood 2
Permissions
activeTabstoragescripting

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