Code Arena vs Open WebUI

Connect local runtimes like Ollama alongside OpenAI-compatible and Anthropic APIs, and switch between them inside one interface.

RAG over your own documents, web search and citation-aware answers come standard, so responses are grounded in real sources.

Extend the platform with Python code to add custom tooling, preprocessing, and multi-step pipelines, then share them with others.

SSO, RBAC, audit logs, data residency, and on-premises, hybrid or air-gapped deployment for organisations with strict requirements.