Quick verdict
Use Vercel for frontend-heavy products. Use Railway for APIs, workers, and services that need simple deploys.
Best for
- Vercel: React apps, content, edge-friendly pages
- Railway: backend services, queues, cron jobs
Watch out for
- Long-running jobs do not belong everywhere
- Keep credentials and model keys server-side
Recommended stack
Vercel frontend
Railway API
Supabase database
SilkRouter AI calls
Where SilkRouter fits
Your hosting, CRM, email, and automation tools should not force one model provider forever. SilkRouter gives AI startups one API for supported AI models, so routing and spend visibility can live in one place.
One API For All AI Models