Pyyan / Compare / Kong AI Gateway vs OpenRouter vs Portkey
Kong AI Gateway vs OpenRouter vs Portkey
3 of 5Routers & Gateways · verified 13 Aug 2026
| Specification | Kong AI Gateway | OpenRouter | Portkey |
|---|---|---|---|
| Summary | Only sensible if you already run Kong. | Biggest catalogue, simplest start. | Routing plus guardrails and compliance. |
| Added latency | Varies | 40–55ms | 8–20ms |
| Hosting | Self | Managed | Both |
| Caching | — | — | Semantic |
| Category | Routers & Gateways | Routers & Gateways | Routers & Gateways |
| Official | Kong ↗ | OpenRouter ↗ | Portkey ↗ |
Highlighted rows are where these differ.
Kong AI Gateway
- Plugin ecosystem was built for REST, not LLMs
- No token-level cost attribution
Best for existing Kong users.
OpenRouter
- Consolidated billing across every provider
- 40–55ms overhead — 5× the alternatives
Best for prototyping.
Portkey
- Best caching implementation
- Prompt management and audit trail
Best for regulated teams.