Side by side
OpenZiti LLM Gateway vs vLLM Semantic Router
Both stand on llm gateways. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Paid APILinuxMac+2
OpenZiti LLM Gateway provides routing, translation, failover, metrics, and virtual keys in a self-hosted proxy. Its single-binary design and open-source license suit teams that can operate their own gateway.
Visit OpenZiti LLM Gateway Free plan APILinuxMac+1
vLLM Semantic Router provides policy-driven model selection across deployment locations and backends. Its protocol limitations and separation from inference scheduling should be considered when designing an integration.
Visit vLLM Semantic RouterThe facts
| OpenZiti LLM Gateway | vLLM Semantic Router | |
|---|---|---|
| Free plan | Not published | Yes |
| Open source | Not published | Not published |
| Runs on | API, Linux, Mac, Self-hosted, Windows | API, Linux, Mac, Self-hosted |
| Lowest paid plan | Not published | Not published |
| Plans published | None | None |
| Maker | Not published | Not published |
| Website | github.com | vllm-sr.ai |
| On llm gateways | #30 of 33 | #26 of 33 |
OpenZiti LLM Gateway: what it does well
- Free Apache 2.0 open source
- OpenAI-compatible client API
- Optional semantic routing
- Automatic failover and health checks
- Single-binary self-hosted deployment
What to know first
- Health and metrics endpoints remain unauthenticated
- Tracing can log truncated message content
- Semantic routing is optional
vLLM Semantic Router: what it does well
- Free Apache-2.0 software
- Routes across named model backends
- Quality, latency, and cost priorities
- Self-hosted deployment available
- Online Playground provided
What to know first
- Audio input only for Chat Completions
- Anthropic lacks custom free-form tools
- Inference scheduling remains outside the Router
Alternatives to OpenZiti LLM Gateway Alternatives to vLLM Semantic Router The whole list