langflow vs langwatch
A neutral, constraint-first comparison - live GitHub stats and typed relationships, not marketing.
| langflow | langwatch | |
|---|---|---|
| Tagline | Langflow is a powerful platform for building and deploying AI-powered agents and workflows. | The platform for LLM evaluations and AI agent testing |
| Stars | 151k | 3.3k |
| Forks | 9.5k | 327 |
| Open issues | 977 | 674 |
| Language | Python | TypeScript |
| License | MIT | Apache-2.0 |
| Last pushed | Jul 7, 2026 | Jul 7, 2026 |
| Categories | Evaluation & Observability, AI Agents, Data & Retrieval | LLM Frameworks, Evaluation & Observability |
langflow
A tool that offers a visual interface to create custom AI-powered services, integrating support for major language models (LLMs) and vector databases. It also provides multi-agent orchestration capabilities and observability.
Python
langwatch
LangWatch provides tools to test, simulate, evaluate, and monitor language model-powered agents in end-to-end scenarios before release and during production. This includes features such as end-to-end agent simulations, real-time eval + observability, dataset creation, evaluation, and prompt optimization.
TypeScript