LangWatch vs LangSmith vs LangFuse
Feature
LangWatch
LangSmith
LangFuse
Messages
✅
✅
✅
Threads
✅
✅
✅
Annotations
✅
✅
✅
Datasets
✅
✅
✅
LLM Metrics
✅
✅
✅
User Feedback
✅
✅
✅
Run Locally
✅
❌
✅
User & Product Analytics
✅
❌
Custom Dashboards
✅
❌
❌
Topic Clustering
✅
❌
❌
Evaluations
✅
Guardrails
✅
❌
❌
RAG Evaluations, Context Tracking and Analytics
✅
❌
❌
Playground
✅
Included LLM Models
✅
Automatic PII Redaction
✅
❌
❌
DSPy Experiments Visualization
✅
❌
❌
Batch Evaluations
✅
Export all your messages
❌
❌
Triggers and Alerts
✅
❌
Messages Semantic Search
✅
❌
❌
User Events
✅
❌
❌
User Satisfaction Sentiment
✅
❌
❌
Integrate Custom Dashboards on your own application
✅
❌
❌
Organizations, Projects and Role-Based Access
✅
✅
External Access Role for your Customers
✅
❌
❌
OpenTelenmetry Native
✅
❌
Agent Simulations
✅
❌
❌
Annotations
✅
✅
Also see how we stack up vs Humanloop
See how LangWatch compares to Humanloop (free migration support included).