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

# opik vs langfuse

Neutral, constraint-first comparison with live GitHub stats.

| | [opik](/tools/comet-ml-opik.md) | [langfuse](/tools/langfuse-langfuse.md) |
| --- | --- | --- |
| Tagline | Comprehensive tracing, automated evaluations, and production-ready dashboards for LLM applications. | Open source AI engineering platform |
| Stars | 20,394 | 30,631 |
| Forks | 1,587 | 3,215 |
| Open issues | 147 | 690 |
| Language | Python | TypeScript |
| License | Apache-2.0 | Other |
| Categories | Evaluation & Observability | Evaluation & Observability |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=comet-ml-opik`](/api/graphcanon/graph?tool=comet-ml-opik)
- 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/_