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Arize vs Promptfoo

Arize logo
ArizeObservability Platforms
From $50 / moPublished price
Promptfoo logo
PromptfooAI Evaluation and Testing
Arize logo
Arize
Observability Platforms

Observability and evaluation for production AI systems.

Promptfoo logo
Promptfoo
AI Evaluation and Testing

Ship agents, not vulnerabilities

Overview
CategoryObservability PlatformsAI Evaluation and Testing
What it isArize helps teams monitor, evaluate, and improve LLM applications, retrieval systems, and machine learning products once they are live in production.Open-source tool for testing and evaluating LLM prompts, models, and RAG pipelines with side-by-side comparisons.
Pricing
Published priceFrom $50 / mo
Phoenix (open source) free self-hosted; AX Free cloud tier (25K spans/mo) free; AX Pro $50/mo for small teams running production LLM apps; AX Enterprise custom. Lowest paid tier i…
Promptfoo offers a free or open-source edition, but no citable paid numeric starting price was found on the current official site; commercial or enterprise terms require a quote.
Pricing modelTiered plansNot available
Free optionsFree plan · Free trialFree plan · Free trial
Deal on CubbieNone right nowNone right now
Company
FoundedNot available2023
Team sizeNot available11-50 employees
HeadquartersNot availableSan Francisco, CA

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