Comparison
AI API Gateway Comparison: OpenRouter vs BlackSea vs Direct Access
Which AI API gateway is right for your project? We break down pricing, models, regions, and developer experience across the top options.
May 2025
Quick Overview
Three main ways to access AI APIs in 2025: go direct to each provider, use a multi-model gateway like OpenRouter, or use a regional relay service like BlackSea. Each has trade-offs.
Comparison Table
| Feature | OpenRouter | BlackSea | Direct Access |
|---|---|---|---|
| Pricing Model | Pass-through + 5.5% credit fee | Tiered — contact for quote | Provider retail pricing |
| Models | 300+ models, 60+ providers | Curated: Codex, Claude, Gemini + more | One provider only |
| China Access | Not supported | ✅ Native support | Blocked |
| SEA Markets | Limited payment options | ✅ Local payments | Varies |
| Payment Methods | Credit card, crypto | Email/custom, local options | Credit card only |
| Support | Ticket system | TG + email, 24h response | Varies by provider |
| SDK Compatibility | OpenAI SDK | OpenAI SDK | Provider-specific SDK |
| Best For | Model experimentation, fallback | China/SEA devs, local payments | Single-model, high-volume |
When to Choose Each
Choose OpenRouter if:
- You need 300+ models and automatic failover
- You're in a supported country with credit card access
- You're prototyping and want to test many models
Choose BlackSea if:
- You're in China, Vietnam, Indonesia, or other SEA markets
- You need local payment options
- You want direct human support via Telegram
- You're interested in partnership/white-label options
Choose Direct Access if:
- You're locked to a single model at high volume
- You have enterprise agreements with providers
- You need specific compliance/data processing terms
🎯 BlackSea: Built for Asia-Pacific Developers
One account for Codex, Claude & Gemini. WeChat/Alipay friendly. Telegram support. Partnership program available.
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