LangSmith vs WhyLabs

Vendor decision canvas

Evidence sheet
Vendor 1
LangSmith logo
LangSmithAI Observability

LangSmith is LangChain's platform for debugging, testing, evaluating, and monitoring LLM applications and agent workflows.

$39+ / seat / monthPriceNo reviewsRating2023Founded
Vendor 2
WhyLabs logo
WhyLabsAI Observability

AI observability platform providing data and model monitoring with drift detection and anomaly identification.

No reviewsRating2019Founded
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LangSmith + WhyLabs can move into a shared evaluation.

Evidence sheet

2-vendor view
Vendor evidence comparison for LangSmith, WhyLabs
Vendor 1
LangSmith logo
LangSmith
AI Observability

Debug, test, and monitor LLM apps.

Vendor 2
WhyLabs logo
WhyLabs
AI Observability

Responsible AI Adoption

Overview
CategoryAI ObservabilityAI Observability
What it isLangSmith is LangChain's platform for debugging, testing, evaluating, and monitoring LLM applications and agent workflows.AI observability platform providing data and model monitoring with drift detection and anomaly identification.
Pricing
Price$39+ / seat / monthNot available
Pricing modelTiered plansNot available
Free optionsFree plan, Free trialNo free plan, No free trial
Company
Founded20232019
Team size201-500 employees51-200 employees
HeadquartersSan Francisco, CASeattle, WA

Where these sit in AI Observability

  • LangSmith$39 / month
  • AI Observability median$79.5 / month

Typical monthly range: $39.25–$186.75 per seat. 32% are priced on request.

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