Agent 365 vs LangSmith
Detailed side-by-side comparison to help you choose the right tool
Agent 365
AI Development Platforms
Microsoft Agent 365 is a control plane for managing, securing, and governing AI agents across an organization.
Was this helpful?
Starting Price
CustomLangSmith
🔴DeveloperBusiness Analytics
LangSmith lets you trace, analyze, and evaluate LLM applications and agents with deep observability into every model call, chain step, and tool invocation.
Was this helpful?
Starting Price
FreeFeature Comparison
Scroll horizontally to compare details.
💡 Our Take
Choose Agent 365 if you need enterprise-grade identity, compliance, and security governance for a portfolio of agents across business units — IT and CISO teams are the buyers. Choose LangSmith if you are an engineering team building and debugging LangChain/LangGraph agents and need tracing, evaluation, and prompt experimentation rather than tenant-wide governance.
Agent 365 - Pros & Cons
Pros
- ✓Provides a single registry that catalogs every AI agent running across Copilot Studio, Azure AI Foundry, and third-party platforms in a Microsoft 365 tenant
- ✓Extends existing Microsoft Entra identity, Conditional Access, and Zero Trust policies to AI agents without requiring a separate identity stack
- ✓Native integration with Microsoft Purview means data loss prevention, sensitivity labels, and audit logs already cover agent activity from day one
- ✓Microsoft Defender coverage applies threat detection and response to agent behavior, addressing prompt injection and data exfiltration risks
- ✓Designed for the 400M+ Microsoft 365 commercial seats, so most enterprises can deploy without a net-new vendor procurement cycle
- ✓Backed by Microsoft's enterprise SLA, FedRAMP, and global compliance certifications already in place for the rest of the M365 stack
Cons
- ✗Enterprise-only licensing with no public pricing or self-serve tier — small teams and individual developers cannot evaluate it
- ✗Heavily optimized for Microsoft-built agents; governance depth for non-Microsoft agent frameworks (LangChain, CrewAI, custom Python agents) is more limited at launch
- ✗Requires existing investment in Microsoft Entra, Purview, and Defender to unlock the full governance value — standalone deployment offers diminished benefits
- ✗Newly announced in late 2025, so production references, third-party reviews, and long-term reliability data are still limited
- ✗Adds another administrative surface for IT teams to learn and operate alongside the existing M365 admin centers
LangSmith - Pros & Cons
Pros
- ✓Comprehensive observability with detailed trace visualization
- ✓Native MCP support for universal agent tool deployment
- ✓Generous free tier for individual developers and small projects
- ✓No-code Agent Builder reduces technical barriers
- ✓Managed deployment infrastructure with production-ready scaling
- ✓Strong integration with entire LangChain ecosystem
Cons
- ✗Primarily designed for LangChain applications (limited framework support)
- ✗Steep pricing jump from Plus to Enterprise tier
- ✗Pay-as-you-go model can become expensive for high-volume applications
- ✗Enterprise features require annual contracts
- ✗14-day retention on base traces may be insufficient for some use cases
Not sure which to pick?
🎯 Take our quiz →🔒 Security & Compliance Comparison
Scroll horizontally to compare details.
Price Drop Alerts
Get notified when AI tools lower their prices
Get weekly AI agent tool insights
Comparisons, new tool launches, and expert recommendations delivered to your inbox.