Both sit in the model provider layer with similar commercial terms, so the practical split is language: Ollama targets Python and vLLM targets Python.
Open-weight models on your own machine. Nothing leaves the box.
High-throughput open-weight serving on your own GPUs.
| Ollama | vLLM | |
|---|---|---|
| Licence | Open source | Open source |
| Pricing | open source | open source |
| Self-hostable | Yes | Yes |
| Languages | TypeScript, Python | Python |
| Install | brew install ollama | pip install vllm |
| Keys required | None | None |
Both sit in the model provider layer with similar commercial terms, so the practical split is language: Ollama targets Python and vLLM targets Python. Ollama: Open-weight models on your own machine. Nothing leaves the box. vLLM: High-throughput open-weight serving on your own GPUs.
Ollama can run on your own infrastructure. vLLM can run on your own infrastructure.
Ollama is open source (open source). vLLM is open source (open source).
Every page here answers to Accept: text/markdown and returns the same content at roughly a tenth the tokens. No separate site, no toggle — same URL.
curl -s -H "Accept: text/markdown" https://newagent.build/compare/ollama-vs-vllm