NobodyWho runs language models locally through an inference engine designed for efficient operation across devices.
OpenLLM
OpenLLM runs open-source language models as cloud API endpoints compatible with OpenAI clients.

About OpenLLM
OpenLLM is an open-source tool from BentoML for running open-source language models as OpenAI-compatible API endpoints. After installing it with pip, a server is started with a single command such as "openllm serve llama3.2:1b"; by default the API is available at http://localhost:3000 and can be called by clients and frameworks that support OpenAI-compatible APIs, including the OpenAI Python client and LlamaIndex. It also provides a chat UI at the /chat endpoint and CLI chat through "openllm run".
Supported models listed by the project include DeepSeek R1, Gemma, Jamba, Llama 3.1 through Llama 4, Mistral, Phi, Pixtral, Qwen2.5 and QwQ, and a model repository can be added to run custom models. GPU requirements differ per model, ranging from roughly 12G for small models to 80G x 16 for DeepSeek r1-671b. OpenLLM does not store model weights, and a Hugging Face token is required for gated models. Deployment workflows are described for Docker, Kubernetes and BentoCloud. Pricing information is not stated.
Key features
- Serves open-source LLMs as OpenAI-compatible API endpoints with one command
- Built-in chat UI at /chat and CLI chat via openllm run
- Supports Llama, Qwen, Gemma, Mistral, Phi, DeepSeek and Pixtral models
- Allows adding a model repository to run custom models
- Deployment workflows for Docker, Kubernetes and BentoCloud
- API key for client authentication is optional by default
- Open source and installable with pip, with a server started by a single command
- OpenAI-compatible endpoints work with existing OpenAI clients and tools such as LlamaIndex
- Documented deployment paths for Docker, Kubernetes and BentoCloud
- Model weights are not stored, and gated models require a Hugging Face token and access approval
- GPU requirements vary by model and can be very large, up to 80G x 16 for DeepSeek r1-671b
OpenLLM at a glance
- Website
- github.com/bentoml/OpenLLM
- Type
- Open-source project
- Pricing
- Not confirmed. Check the site
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
OpenLLM alternatives
Tools and sites you could use instead, ranked by how closely they match.
GPUStack manages GPU clusters for serving AI models and provides on demand GPU instances accessible through SSH.
For Apple Silicon, Rapid-MLX offers an open-source LLM inference server and Mac app compatible with OpenAI and Anthropic APIs.
LLMKube runs self hosted LLM inference across heterogeneous GPU fleets using Kubernetes and several model runtimes.
PowerInfer supports serving large language models for local deployment and inference.
bitsandbytes enables large language models in PyTorch using k-bit quantization.
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OpenLLM FAQ
Do I need a Hugging Face token to serve a model?
Where is the API available after starting a server?
Can I run a model that is not in the default list?
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