Flowise
Build AI Agents, Visually
VS
LangSmith
AI Agent & LLM Observability Platform
Detailed comparison
Criteria
Flowise
LangSmith
Pricing
Freemium
Freemium
Plans & pricing
Free: Free, Starter: $35/mo, Enterprise: Custom
Developer: Free, Team: $39/mo, Enterprise: Custom
Free trial
No
No
Audience
b2b
b2b
Platforms
Web, Api
Web
API
Yes
Yes
Open Source
Open Source
Proprietary
Integrations
—
Pagerduty
Categories
Dev & Tech, information technology & services, Apps
Dev & Tech, information technology & services, Apps
Popularity
Very High
Very High
Description
Flowise is an open-source generative AI development platform that allows users to visually build AI agents, LLM orchestration flows, and other agentic...
LangSmith is a complete AI agent and LLM observability platform. It offers tracing and real-time monitoring to help developers debug agents, find fail...
Pricing
Flowise
Freemium
LangSmith
Freemium
Plans & pricing
Flowise
Free: Free, Starter: $35/mo, Enterprise: Custom
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Free trial
Flowise
No
LangSmith
No
Audience
Flowise
b2b
LangSmith
b2b
Platforms
Flowise
Web, Api
LangSmith
Web
API
Flowise
Yes
LangSmith
Yes
Open Source
Flowise
Open Source
LangSmith
Proprietary
Integrations
Flowise
—
LangSmith
Pagerduty
Categories
Flowise
Dev & Tech, information technology & services, Apps
LangSmith
Dev & Tech, information technology & services, Apps
Popularity
Flowise
Very High
LangSmith
Very High
Description
Flowise
Flowise is an open-source generative AI development platform that allows users to visually build AI agents, LLM orchestration flows, and other agentic...
LangSmith
LangSmith is a complete AI agent and LLM observability platform. It offers tracing and real-time monitoring to help developers debug agents, find fail...
Features
Flowise
Visual AI Agent Builder
Open Source Platform
Modular Building Blocks
LLM Orchestration
TypeScript & Python SDK
Enterprise Ready Deployment
LangSmith
Cost tracking
Online LLM-as-judge and code evals
Tool and agent trajectory monitoring
Webhook and Pagerduty alerts
Message threading for multi-turn chat interactions
Templates for error analysis
Key differentiators
Flowise
- Visual drag-and-drop AI agent builder
- Open-source LLM orchestration platform
- Modular building blocks for custom AI
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Other comparisons
FAQ: Flowise vs LangSmith
Flowise: Build AI Agents, Visually. LangSmith: AI Agent & LLM Observability Platform. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. Flowise is freemium and LangSmith is freemium.
The best choice between Flowise and LangSmith depends on your specific needs. Compare their features, pricing, and target audience on this page to find the tool that best fits your use case.
Both are primarily designed for individuals. The choice depends on which specific features you need.
Flowise offers: Visual AI Agent Builder, Open Source Platform, Modular Building Blocks, LLM Orchestration. LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts.
Based on our data, LangSmith currently enjoys greater popularity. However, popularity isn't the only factor — compare features to find the right tool for your needs.