LangSmith
AI Agent & LLM Observability Platform
VS
Nooks
The AI Dialer & Sales Workspace
Detailed comparison
Criteria
LangSmith
Nooks
Pricing
Freemium
Enterprise
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
Data Science, Dev Tools
Sales, Marketing, information technology & services
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...
An AI-powered sales platform that accelerates pipeline generation with a parallel dialer, virtual salesfloor, and automated lead research tools.
Pricing
LangSmith
Freemium
Nooks
Enterprise
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Nooks
—
Free trial
LangSmith
No
Nooks
—
Audience
LangSmith
b2b
Nooks
b2b
Platforms
LangSmith
Web
Nooks
—
API
LangSmith
Yes
Nooks
—
Open Source
LangSmith
Proprietary
Nooks
—
Integrations
LangSmith
Pagerduty
Nooks
—
Categories
LangSmith
Data Science, Dev Tools
Nooks
Sales, Marketing, information technology & services
Popularity
LangSmith
Very High
Nooks
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...
Nooks
An AI-powered sales platform that accelerates pipeline generation with a parallel dialer, virtual salesfloor, and automated lead research tools.
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
Nooks
AI Parallel Dialer
Virtual Salesfloor
AI Lead Research & Prospecting
Automated Voicemail & Call Summaries
CRM Integrations (Salesforce, HubSpot, Outreach)
Call Coaching & Analytics
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Nooks
Other comparisons
FAQ: LangSmith vs Nooks
LangSmith: AI Agent & LLM Observability Platform. Nooks: The AI Dialer & Sales Workspace. Both tools take different approaches to address similar needs.
LangSmith offers a freemium plan, while Nooks is a contact tool.
The best choice between LangSmith and Nooks 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. Nooks offers: AI Parallel Dialer, Virtual Salesfloor, AI Lead Research & Prospecting, Automated Voicemail & Call Summaries.
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.