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Agenta vs LangTail

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AgentaAI Evaluation and Testing
LangTailPrompt Engineering Tools
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Free

AI Evaluation and Testing

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AI Evaluation and Testing

Overview
Focus
AI Evaluation and Testing
Prompt Engineering Tools
Product
Open-source platform for prompt engineering, evaluation, and deployment of LLM applications with team collaboration.
LLM testing and deployment platform with prompt playground and observability for AI developers.
Headquarters
Berlin, Germany
Prague, Czech Republic
Company size
2-10 employees
2-10 employees
Founded
2023
2023
Pricing details
Published rate
Free
Free
Free options
Free plan, Free trial
Free plan, Free trial
Source updated
Oct 29, 2026
Nov 2, 2026

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AI Evaluation and Testing