Free browser-based GPU benchmark tool with WebGL 3D volume rendering
Open-source API mock server for multiple protocols
Stage
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Founded
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Based in
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US
Pricing model
Free
Freemium
Pricing
Not given
Free: $0/month with 10,000 requests/month and local mocks only. Pro: $29/month with 250,000 requests/month, 100,000 platform AI tokens/month, and 3 hosted mocks. Team: $99/month with 1,000,000 requests/month, 1,000,000 platform AI tokens/month, and unlimited hosted mocks. Annual plans include 2 mont
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
Multi-protocol support (REST, gRPC, GraphQL, WebSocket, Kafka, MQTT and more)
Realistic data synthesis with template tokens and faker fields
Latency and fault injection for testing retries and fallbacks
Record and replay for capturing and replaying live traffic
Modern admin UI for managing servers, overrides and metrics
Configuration as code with OpenAPI specs and YAML
Local-first development without account requirement
CI integration with local endpoints
HTTP bridge exposing gRPC services over REST
BYOK AI integration with user provider keys
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
Multi-protocol mocking from one configuration file
Realism-first simulation with data synthesis and failure injection
Open source with permissive MIT or Apache-2.0 licensing
Local-first approach with optional cloud collaboration