Volume Shader BM vs Agent Caffeine
A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.
Volume Shader BM compared with Agent Caffeine
| Detail | 
Volume Shader BM | 
Agent Caffeine |
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| What it does | Free browser-based GPU benchmark tool with WebGL 3D volume rendering
| Keep your Mac awake while AI agents work, also with the lid closed
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| TR
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| Pricing model | Free
| Free trial
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| Pricing | Not given
| Free for 7 days. After trial: $9 once (launch price), full price $14. One payment covers up to 3 Macs. Includes 1 year of updates.
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| Key features | - Real-time 3D volume shader effects with visual feedback
- Measures average, minimum, maximum FPS and frame time
- Works in any WebGL-enabled browser without installation
- Cross-platform support for Windows, macOS, and Linux
- Public leaderboards with fair GPU tier classification
- Device-specific presets optimized for desktop and mobile
- CSV export for benchmark results
- Support for 19 languages
- Interactive camera controls for visualization
| - Detects 40+ AI coding agents automatically
- Keeps Mac awake with lid closed
- Pause for 30 minutes, 1 hour, or until tomorrow
- Stay reachable for 1, 2, or 4 hours
- Display dims as lid closes
- Sound notification when lid closes
- iPhone hotspot fallback when Wi-Fi drops
- Battery level indicator in menu bar
- Command-line integration and MCP server support
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| What makes it different | - No download or installation required—benchmark directly in your browser
- Uses ray-marched 3D fractal workload for realistic GPU stress testing
- Reports renderer backend, API version, and fallback reasons for transparent results
- Fair competition leaderboards with GPU tier matching to prevent hardware dominance
- Automated device detection adjusts presets appropriately for desktop or mobile
| - Agent-aware sleep prevention knows when your agents work and only keeps Mac awake during actual work
- Closes lid without waking Mac or draining battery
- Automatic iPhone hotspot switching when Wi-Fi drops
- Works on up to 3 Macs with one lifetime purchase
- No subscription required after one-time purchase
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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) | 11 ▲ +1 (up) since last check | 11 ▲ +2 (up) since last check |
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| Trust Flow (Majestic) | 0 | 6 |
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| Citation Flow (Majestic) | 24 | 33 |
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| Referring domains (Majestic) | 117 | 8 |
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4 details filled in for both companies.
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