Side by side
FastRouter vs SDK vercel
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Lightning Fast LLM Gateway
Streamline your workflow with AI-powered insights.
Primary task
LLM comparison
LLM comparison
Pricing
Free Trial · Trial; then from $5
Free
Pricing details
Free + from $5
Free
Billing cycle
Pay-as-you-go
Not documented
API access
Listed as available
Not documented
Platforms
Web
Web
Integrations
Not documented
Not documented
Source rating
4.5 / 5 · 2 ratings
4.0 / 5 · 2 ratings
Catalog views
8.4k
2.1k
Estimated monthly traffic
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Catalog imported
30 Aug 2026
29 Aug 2026
Listed strengths
- Unified API gateway
- Automatic model selection
- Optimizes cost and performance
- Real-time usage tracking
- Custom evaluations
- SDK for fast build
- Multiple language models support
- Interactive chat model
- Text-based response generation
- Compare Mode for fine-tuning
Listed limitations
- No multi-language UI
- Dependent on external model providers
- No support for fine tuning
- No open-source for scrutiny
- No offline functionality
- Occasional client-side exceptions
- Limited language model selection
- Dependence on browser console
- Lacks multi-language support
- No offline use capability