LangSmith
AI Agent & LLM Observability Platform
VS
Pulldog
Native macOS client for efficient GitHub and GitLab pull request reviews.
Detailed comparison
Criteria
LangSmith
Pulldog
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, AI & ML
Popularity
Very High
Moderate
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...
Pulldog is a native macOS client designed for reviewing GitHub and GitLab pull requests. It aggregates multiple accounts into a single inbox, helping ...
Pricing
LangSmith
Freemium
Pulldog
Freemium
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Pulldog
—
Free trial
LangSmith
No
Pulldog
—
Audience
LangSmith
b2b
Pulldog
B2B
Platforms
LangSmith
Web
Pulldog
—
API
LangSmith
Yes
Pulldog
—
Open Source
LangSmith
Proprietary
Pulldog
—
Integrations
LangSmith
Pagerduty
Pulldog
—
Categories
LangSmith
Dev & Tech, information technology & services, Apps
Pulldog
Dev & Tech, AI & ML
Popularity
LangSmith
Very High
Pulldog
Moderate
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...
Pulldog
Pulldog is a native macOS client designed for reviewing GitHub and GitLab pull requests. It aggregates multiple accounts into a single inbox, helping ...
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
Pulldog
Notifications for specific channels and repositories
On-device AI reviews with Apple Intelligence (macOS 26+)
Spotlight Actions for direct pull request management
Widgets for tracking reviews and team progress
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Pulldog
Other comparisons
FAQ: LangSmith vs Pulldog
LangSmith: AI Agent & LLM Observability Platform. Pulldog: Native macOS client for efficient GitHub and GitLab pull request reviews.. Both tools take different approaches to address similar needs.
Both offer a free or freemium plan. LangSmith is freemium and Pulldog is freemium.
The best choice between LangSmith and Pulldog 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.
LangSmith is primarily designed for individuals, while Pulldog is built for businesses and professionals.
LangSmith offers: Cost tracking, Online LLM-as-judge and code evals, Tool and agent trajectory monitoring, Webhook and Pagerduty alerts. Pulldog offers: Notifications for specific channels and repositories, On-device AI reviews with Apple Intelligence (macOS 26+), Spotlight Actions for direct pull request management, Widgets for tracking reviews and team progress.
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.