LangSmith
AI Agent & LLM Observability Platform
VS
Mirai
Your AI-powered personal executive assistant
Detailed comparison
Criteria
LangSmith
Mirai
Pricing
Freemium
Freemium
Plans & pricing
Developer: Free, Team: $39/mo, Enterprise: Custom
—
Free trial
No
—
Audience
b2b
b2b
Platforms
Web
—
API
Yes
—
Open Source
Proprietary
—
Integrations
Pagerduty
—
Categories
Dev & Tech, information technology & services, Apps
Dev & Tech, information technology & services, AI integration
Popularity
Very High
High
Description
LangSmith is a complete AI agent and LLM observability platform. It offers tracing and real-time monitoring to help developers debug agents, find fail...
Mirai is an AI-driven personal assistant designed to manage your schedule, organize tasks, and streamline daily workflows by intelligently integrating...
Pricing
LangSmith
Freemium
Mirai
Freemium
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Mirai
—
Free trial
LangSmith
No
Mirai
—
Audience
LangSmith
b2b
Mirai
b2b
Platforms
LangSmith
Web
Mirai
—
API
LangSmith
Yes
Mirai
—
Open Source
LangSmith
Proprietary
Mirai
—
Integrations
LangSmith
Pagerduty
Mirai
—
Categories
LangSmith
Dev & Tech, information technology & services, Apps
Mirai
Dev & Tech, information technology & services, AI integration
Popularity
LangSmith
Very High
Mirai
High
Description
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...
Mirai
Mirai is an AI-driven personal assistant designed to manage your schedule, organize tasks, and streamline daily workflows by intelligently integrating...
Features
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
Mirai
Autonomous scheduling
Email drafting and management
Task prioritization
Calendar optimization
Natural language interaction
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Mirai
Other comparisons
FAQ: LangSmith vs Mirai
LangSmith: AI Agent & LLM Observability Platform. Mirai: Your AI-powered personal executive assistant. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and Mirai is freemium.
The best choice between LangSmith and Mirai 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.
LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts. Mirai offers: Autonomous scheduling, Email drafting and management, Task prioritization, Calendar optimization.
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.