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Arthur vs LangWatch

Arthur logo
ArthurAI Observability
LangWatch logo
LangWatchAI Observability
From EUR 59 / moPublished price
Arthur logo
Arthur
AI Observability

Ship Reliable AI Agents Fast

LangWatch logo
LangWatch
AI Observability

Observability and evaluations for AI apps.

Overview
CategoryAI ObservabilityAI Observability
What it isAI observability and evaluation platform for LLM and traditional ML models.LangWatch helps teams monitor prompts, traces, and quality signals across production LLM applications and agent workflows.
Pricing
Published priceNo current public numeric pricing was verified for Arthur. Pricing is provided through sales or depends on usage, scope, or deployment requirements.From EUR 59 / mo
LangWatch offers free evaluation access and paid observability plans starting at EUR 59 per month.
Pricing modelTiered plansTiered plans
Free optionsFree plan · Free trialFree plan · Free trial
Deal on CubbieNone right nowNone right now
Company
Founded20182023
Team size51-200 employees1-10 employees
HeadquartersWashington, DCAmsterdam, Netherlands

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