open-webui vs langtrace

A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.

open-webuilangtrace
TaglineUser-friendly AI Interface (Supports Ollama, OpenAI API, ...)Langtrace 🔍 - Open Telemetry based observability for LLM applications
Stars145k1.2k
Forks21k124
Open issues3381
LanguagePythonTypeScript
LicenseOtherAGPL-3.0
Last pushedJul 2, 2026Nov 17, 2025
CategoriesLLM Frameworks, Inference & ServingInference & Serving, Evaluation & Observability

open-webui

Open WebUI is an extensible and feature-rich self-hosted AI platform that supports various LLM runners like Ollama and OpenAI-compatible APIs. It includes a built-in inference engine for RAG operations.

Python

langtrace

Langtrace provides real-time tracing, evaluations, and metrics for Large Language Models (LLMs) and their frameworks, integrating through TypeScript and Python SDKs.

TypeScript