ctxray

Capture and analyze your AI prompts locally

ctxray scores your AI prompts in real-time as you use ChatGPT, Claude.ai, and Gemini — with instant quality feedback, privacy alerts, and repetition detection. All analysis happens locally. HOW IT WORKS 1. Install the extension 2. Use ChatGPT, Claude.ai, or Gemini as normal 3. Every prompt is scored instantly (0-100) with actionable suggestions 4. Privacy alerts warn you before sending API keys or sensitive data 5. Repetition detection flags when you're asking the same thing again 6. Sync to the ctxray CLI for deeper analysis and session insights WHAT YOU SEE IN THE POPUP - Score ring: Your last prompt scored 0-100 with 5-dimension breakdown - Suggestions: Research-backed tips to improve your prompts - Privacy alerts: Real-time detection of API keys, tokens, PII - Compression: See how much you can compress + one-click copy - Session grouping: Prompts organized by conversation with avg scores - CLI Insights: After syncing, see your overall trend and coaching tips PRIVACY BY DESIGN - All data stays on YOUR machine. Zero servers, zero telemetry by default. - Prompts are stored in your browser's local IndexedDB - Sync happens via Native Messaging (local IPC) to the CLI — no network - The ctxray CLI is open source: https://github.com/ctxray/ctxray - Privacy policy: https://getreprompt.dev/privacy SUPPORTED PLATFORMS - ChatGPT (chatgpt.com) - Claude.ai (claude.ai) - Google Gemini (gemini.google.com) REQUIREMENTS - ctxray CLI: `pip install ctxray` - Native Messaging bridge: `ctxray install-extension` OPEN SOURCE CORE The ctxray CLI is MIT-licensed with 1,900+ tests and 95% coverage. All scoring uses research-calibrated algorithms — no LLM calls needed.