Pyyan / Compare / LiteLLM vs OpenRouter vs Portkey
LiteLLM vs OpenRouter vs Portkey
3 of 5Routers & Gateways · verified 13 Aug 2026
| Specification | LiteLLM | OpenRouter | Portkey |
|---|---|---|---|
| Summary | The self-hosted standard. | Biggest catalogue, simplest start. | Routing plus guardrails and compliance. |
| Added latency | Self-hosted | 40–55ms | 8–20ms |
| Hosting | Self | Managed | Both |
| Caching | Redis | — | Semantic |
| Category | Routers & Gateways | Routers & Gateways | Routers & Gateways |
| Official | BerriAI ↗ | OpenRouter ↗ | Portkey ↗ |
Highlighted rows are where these differ.
LiteLLM
- Budget controls and Redis caching
- Zero marginal cost, you run it
Best for production.
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.