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

# ag-ui vs langflow

Neutral, constraint-first comparison with live GitHub stats.

| | [ag-ui](/tools/ag-ui-protocol-ag-ui.md) | [langflow](/tools/langflow-ai-langflow.md) |
| --- | --- | --- |
| Tagline | The Agent-User Interaction Protocol | Langflow is a powerful platform for building and deploying AI-powered agents and workflows. |
| Stars | 14,607 | 151,311 |
| Forks | 1,318 | 9,466 |
| Open issues | 305 | 977 |
| Language | TypeScript | Python |
| License | MIT | MIT |
| Categories | AI Agents | AI Agents, Evaluation & Observability, Data & Retrieval |

---

**Machine-readable endpoints**

- JSON: [`/api/graphcanon/graph?tool=ag-ui-protocol-ag-ui`](/api/graphcanon/graph?tool=ag-ui-protocol-ag-ui)
- 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/_