sqz - Context Compression by Ojus Chugh

Compresses LLM context in ChatGPT, Claude.ai, Gemini, Grok, and Perplexity. All processing is local - zero external network requests.

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About this extension

sqz compresses text you paste into AI chat tools, reducing token usage and saving costs.

When you paste 2000+ characters into any supported AI chat site, sqz shows a compression preview banner with before/after token counts. Click "Compress" to apply, or "Skip" to keep the original.

How it works:
- 16-pass compression engine
- Works on: ChatGPT, Claude.ai, Gemini, Grok, Perplexity

Privacy:
- All processing happens locally in your browser
- Zero external network requests
- No telemetry, no analytics, no data collection
- Open source: https://github.com/ojuschugh1/sqz

Part of the sqz context intelligence layer - also available as a CLI tool (cargo install sqz-cli) and MCP server.

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Permissions and data

Required permissions:

Access your data for chatgpt.com
Access your data for chat.openai.com
Access your data for claude.ai
Access your data for gemini.google.com
Access your data for grok.com
Access your data for www.perplexity.ai

Optional permissions:

Access your data for chatgpt.com
Access your data for chat.openai.com
Access your data for claude.ai
Access your data for gemini.google.com
Access your data for grok.com
Access your data for www.perplexity.ai

Data collection:

The developer says this extension doesn't require data collection.