| What it does | Open-sourcing Karotte, a framework for building robust reinforcement learning environments
| Dynamic QR codes you can edit after printing, starting free with no signup required
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| US
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| Pricing model | Open source
| Freemium
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| Pricing | Not given
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| Key features | - Sandboxed execution with non-privileged user isolation
- Process termination before grading
- Suspicious file detection and rejection
- Out-of-memory and fork-bomb prevention
- Hardened through one million evaluation runs
- Red-team tested for reward hacking vulnerabilities
- Scalable environment execution
- Robust benchmark building support
| - Create static and dynamic QR codes for URLs, Wi-Fi, contact cards, email, phone, SMS and more
- No signup required to generate and download codes
- Customize colors, frames, shapes and optional icons
- Download as PNG for screens or SVG for print
- Edit destination of dynamic codes after printing
- Scan analytics with device, location, referrer and time-of-day breakdown
- Embed your logo in the middle of QR codes
- Custom domain for QR code links (go.yourbrand.com/menu format)
- Bulk generation from CSV or Google Sheets add-on
- MCP server integration with Claude, ChatGPT and Cursor
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| What makes it different | - Provides secure defaults and primitives specifically designed to prevent reward hacking in RL training
- Hardened through real-world testing at scale with over one million evaluation runs
- Designed for training environments where defenses must withstand continuous optimization attempts
- Addresses AI alignment at the highest leverage point through better environment construction
- Built and tested internally by frontier AI research team
| - No signup wall or forced trial to generate and download codes
- Dynamic codes at $4/month, affordable for small businesses instead of enterprise pricing
- Edit printed codes anytime without reprinting
- Integrated with AI assistants through MCP server for code generation via Claude and ChatGPT
- No watermark on downloads for free account users
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 29 ▲ +1 (up) since last check | 8 ▼ −1 (down) since last check |
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| Trust Flow (Majestic) | 11 | 3 |
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| Citation Flow (Majestic) | 24 | 25 |
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| Referring domains (Majestic) | 98 | 24 |
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Preference Model
QRFLOW.codes