---
title: "langfuse vs openllmetry"
type: "comparison"
canonical_url: "https://www.graphcanon.com/compare/langfuse-langfuse-vs-traceloop-openllmetry"
tools: ["langfuse-langfuse", "traceloop-openllmetry"]
---

# langfuse vs openllmetry

Neutral, constraint-first comparison with live GitHub stats.

| | [langfuse](/tools/langfuse-langfuse.md) | [openllmetry](/tools/traceloop-openllmetry.md) |
| --- | --- | --- |
| Tagline | Open source AI engineering platform | Open-source observability for your LLM application |
| Stars | 30,631 | 7,280 |
| Forks | 3,215 | 1,016 |
| Open issues | 690 | 591 |
| Language | TypeScript | Python |
| License | Other | Apache-2.0 |
| Categories | Evaluation & Observability | Evaluation & Observability |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=langfuse-langfuse`](/api/graphcanon/graph?tool=langfuse-langfuse)
- LLM index: [/llms.txt](/llms.txt)
- Full corpus: [/llms-full.txt](/llms-full.txt)

_GraphCanon - The knowledge graph for AI development. https://www.graphcanon.com/_