# Langfuse vs LangWatch — Fit & Features

Canonical: https://trutool.co/compare/langfuse-vs-langwatch
Author: Snehil (https://trutool.co/authors/snehil)

Compare Langfuse and LangWatch by use case, features, limitations, and evaluation questions.

## Compare fit, features, and limitations

### Langfuse
Trace, evaluate, and improve LLM applications with an open-source engineering platform.
Best fit: AI engineers testing agent quality and monitoring production behavior.
- LLM tracing
- Prompt management
- Evaluation datasets
Before you choose: Use representative test cases and inspect evaluator failures. Check trace retention, sensitive-data handling, and usage costs.
Pricing: https://langfuse.com/pricing
- [Read Langfuse profile](https://trutool.co/tools/langfuse): Read Langfuse profile

### LangWatch
Monitor AI agents and evaluate their performance throughout development.
Best fit: AI engineers testing agent quality and monitoring production behavior.
- Agent monitoring
- Evaluation workflows
- Prompt experiments
Before you choose: Use representative test cases and inspect evaluator failures. Check trace retention, sensitive-data handling, and usage costs.
Pricing: https://langwatch.ai/pricing
- [Read LangWatch profile](https://trutool.co/tools/langwatch): Read LangWatch profile