Features
AI-native architecture creation from natural language prompts
Multi-cloud diagram generation (AWS, Azure, GCP, Kubernetes)
Flow IQ for flow, sequence, UML, and state diagrams
DB Visualizer for schema visualization and AI improvement
CoDocs: auto-generate documentation from code repositories
HyperDocs: rich markdown editor with embedded diagrams
Cost Estimator with provider-aware spend breakdowns
Threat Analyzer using STRIDE methodology
Scalability Analyzer for bottleneck detection
Architecture Diff for version-to-version comparison
Drift Detector to compare deployed infrastructure with diagrams
240+ pre-built architecture pattern library
Code Analysis for Terraform, CloudFormation, Bicep
Architecture review with inline comments and governance
Export to PPT with custom branding
Trace agent executions step by step
Monitor real-time dashboards with cost tracking
Online LLM-as-judge evals for quality scoring
Automated insights with unsupervised topic clustering
SmithDB purpose-built for agent traces
Sub-second query performance across millions of traces
Full-text search with inverted index
JSON key-path filtering and trajectory queries
Self-host SmithDB inside your VPC
LangSmith Engine for autonomous issue detection and fixes
Deploy and scale agents with LangSmith Deployment
Sandboxes for safe agent-generated code execution
Fleet agents for no-code agent creation
Supports Python, TypeScript, Go, Java SDKs
