---
title: "langflow vs promptfoo"
type: "comparison"
canonical_url: "https://www.graphcanon.com/compare/langflow-ai-langflow-vs-promptfoo-promptfoo"
tools: ["langflow-ai-langflow", "promptfoo-promptfoo"]
---

# langflow vs promptfoo

Neutral, constraint-first comparison with live GitHub stats.

| | [langflow](/tools/langflow-ai-langflow.md) | [promptfoo](/tools/promptfoo-promptfoo.md) |
| --- | --- | --- |
| Tagline | Langflow is a powerful platform for building and deploying AI-powered agents and workflows. | Test your prompts, agents, and RAGs. Red teaming/pentesting/vulnerability scanning for AI. |
| Stars | 151,311 | 23,004 |
| Forks | 9,466 | 2,054 |
| Open issues | 977 | 402 |
| Language | Python | TypeScript |
| License | MIT | MIT |
| Categories | AI Agents, Data & Retrieval, Evaluation & Observability | Developer Tools, Evaluation & Observability |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=langflow-ai-langflow`](/api/graphcanon/graph?tool=langflow-ai-langflow)
- 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/_