Humanloop vs LangSmith

Detailed side-by-side comparison to help you choose the right tool

Humanloop

🟡Low Code

Analytics & Monitoring

LLMOps platform for prompt engineering, evaluation, and optimization with collaborative workflows for AI product development teams.

Was this helpful?

Starting Price

Free
Full ReviewVisit Site

LangSmith

🔴Developer

Analytics & Monitoring

Tracing, evaluation, and observability for LLM apps and agents.

Was this helpful?

Starting Price

Free
Full ReviewVisit Site

Feature Comparison

Scroll horizontally to compare details.

FeatureHumanloopLangSmith
CategoryAnalytics & MonitoringAnalytics & Monitoring
Pricing Plans16 tiers16 tiers
Starting PriceFreeFree
Key Features
    • • Workflow Runtime
    • • Tool and API Connectivity
    • • State and Context Handling

    Humanloop - Pros & Cons

    Pros

    • ✓Purpose-built for LLM development with specialized tools that don't exist in general ML platforms
    • ✓Collaborative workflows enable non-technical team members to contribute to AI product development
    • ✓Comprehensive evaluation framework combines automated metrics with human feedback for quality assurance
    • ✓Strong version control and deployment practices reduce risk of shipping low-quality prompts to production
    • ✓Multi-model optimization helps teams balance cost, performance, and quality across different use cases

    Cons

    • ✗Learning curve for teams new to systematic prompt engineering and evaluation methodologies
    • ✗Pricing can become expensive for high-volume applications due to per-call billing model
    • ✗Limited integration ecosystem compared to established DevOps and ML platforms

    LangSmith - Pros & Cons

    Pros

    • ✓Best-in-class LLM tracing and debugging platform
    • ✓Deep integration with LangChain ecosystem
    • ✓Powerful evaluation and testing workflows for prompt development
    • ✓Dataset management for building evaluation harnesses
    • ✓Visual trace viewer makes debugging complex chains intuitive

    Cons

    • ✗Most valuable when used with LangChain — less useful standalone
    • ✗Paid plans required for team features and higher volume
    • ✗Data sent to LangSmith's servers — privacy considerations
    • ✗Can add overhead to development workflow

    Not sure which to pick?

    🎯 Take our quiz →

    🔒 Security & Compliance Comparison

    Scroll horizontally to compare details.

    Security FeatureHumanloopLangSmith
    SOC2—✅ Yes
    GDPR—✅ Yes
    HIPAA——
    SSO—✅ Yes
    Self-Hosted—🔀 Hybrid
    On-Prem—✅ Yes
    RBAC—✅ Yes
    Audit Log—✅ Yes
    Open Source—❌ No
    API Key Auth—✅ Yes
    Encryption at Rest—✅ Yes
    Encryption in Transit—✅ Yes
    Data Residency—US, EU
    Data Retention—configurable
    🦞

    New to AI agents?

    Learn how to run your first agent with OpenClaw

    Learn OpenClaw →
    🔔

    Price Drop Alerts

    Get notified when AI tools lower their prices

    Tracking 2 tools

    We only email when prices actually change. No spam, ever.

    Get weekly AI agent tool insights

    Comparisons, new tool launches, and expert recommendations delivered to your inbox.

    No spam. Unsubscribe anytime.

    Ready to Choose?

    Read the full reviews to make an informed decision

    Review HumanloopReview LangSmith