LangSmith vs ZCode

A side-by-side comparison of features, pricing, and characteristics.

LangSmith

LangSmith is a unified DevOps platform for LLM applications, enabling developers to debug, test, evaluate, and monitor their AI chains and agents.

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ZCode

An agentic development environment (ADE) desktop app by Z.ai built for planning, coding, reviewing, and deploying software powered by GLM-5.2.

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AttributeLangSmithZCode
Pricing typeFree + paid (from $39/mo)Free + paid (from $18/mo)
Korean supportYesNo
PlatformsWeb, API, SDKmacOS, Windows, Linux
Open sourceNoNo
API availableAvailable-
SDKAvailable-
LLM-basedYesYes
MultimodalYes-
AI model-GLM
GitHub Stars--
VendorLangChain Inc.Z.AI Co., Ltd.
CategoryDeveloper ToolsDeveloper Tools
DetailsView View

LangSmith key features

  • Distributed Tracing & Debugging
  • Automated Evaluation Framework
  • Prompt Playground & Versioning
  • Dataset Management
  • Real-time Production Monitoring
  • Insights Agent for Failure Analysis

ZCode key features

  • Goal-based task management for long-horizon planning and execution
  • Deep integration with GLM-5.2 reasoning and coding model
  • Multi-agent orchestration and coordination for development workflows
  • Mobile remote control via WeChat and Telegram
  • Built-in terminal, version control, and MCP support