LangSmith
AI Agent & LLM Observability Platform
VS
Together AI
The AI Native Cloud
Detailed comparison
Criteria
LangSmith
Together AI
Pricing
Freemium
Paid
Plans & pricing
Developer: Free, Team: $39/mo, Enterprise: Custom
Build Tier: Free, Scale Tier: Custom, Serverless Inference: Custom, Fine-Tuning: Custom, GPU Cloud - NVIDIA A100 (80GB): Custom, GPU Cloud - NVIDIA H100 (80GB): Custom, GPU Cloud - NVIDIA H200 (141GB): Custom, Frontier AI Factory: Custom
Free trial
No
No
Audience
b2b
b2b
Platforms
Web
Web, Api
API
Yes
Yes
Open Source
Proprietary
Proprietary
Integrations
Pagerduty
—
Categories
Dev & Tech, information technology & services, Apps
Dev & Tech, information technology & services, Development
Popularity
Very High
Very 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...
Together AI is a full-stack platform designed for building, deploying, and scaling AI-native applications. It provides robust capabilities for inferen...
Pricing
LangSmith
Freemium
Together AI
Paid
Plans & pricing
LangSmith
Developer: Free, Team: $39/mo, Enterprise: Custom
Together AI
Build Tier: Free, Scale Tier: Custom, Serverless Inference: Custom, Fine-Tuning: Custom, GPU Cloud - NVIDIA A100 (80GB): Custom, GPU Cloud - NVIDIA H100 (80GB): Custom, GPU Cloud - NVIDIA H200 (141GB): Custom, Frontier AI Factory: Custom
Free trial
LangSmith
No
Together AI
No
Audience
LangSmith
b2b
Together AI
b2b
Platforms
LangSmith
Web
Together AI
Web, Api
API
LangSmith
Yes
Together AI
Yes
Open Source
LangSmith
Proprietary
Together AI
Proprietary
Integrations
LangSmith
Pagerduty
Together AI
—
Categories
LangSmith
Dev & Tech, information technology & services, Apps
Together AI
Dev & Tech, information technology & services, Development
Popularity
LangSmith
Very High
Together AI
Very 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...
Together AI
Together AI is a full-stack platform designed for building, deploying, and scaling AI-native applications. It provides robust capabilities for inferen...
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
Together AI
Batch Inference for batch workloads
Dedicated Model Inference on custom hardware
Accelerated Compute with GPU Clusters
Model Shaping Fine-Tuning
Sandbox development environments for AI
Managed Storage
Key differentiators
LangSmith
- Complete AI agent & LLM observability
- Real-time tracing, debugging & evals
- Cost, latency & trajectory monitoring
Together AI
- Unmatched price-performance
- High-performance GPU clusters
- Custom model fine-tuning
Other comparisons
FAQ: LangSmith vs Together AI
LangSmith: AI Agent & LLM Observability Platform. Together AI: The AI Native Cloud. Both tools take different approaches to address similar needs.
LangSmith offers a freemium plan, while Together AI is a paid tool.
The best choice between LangSmith and Together AI 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. Together AI offers: Batch Inference for batch workloads, Dedicated Model Inference on custom hardware, Accelerated Compute with GPU Clusters, Model Shaping Fine-Tuning.
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.