Shypd.aiThe largest open index of AI toolsPi Labs is an AI testing tool that builds custom evaluation and scoring systems for LLMs. It provides a fast, highly accurate foundation model called Pi Scorer for comprehensive metrics and observability.
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About
Pi Labs offers an AI-powered platform designed to automatically build evaluation systems (evals) for AI applications, particularly those involving Large Language Models (LLMs) and agents. It enables users to create custom scoring models that precisely match user feedback and prompts, ensuring highly accurate and consistent evaluation. The platform integrates seamlessly with various existing tools like Google Spreadsheets, Promptfoo, CrewAI, and GRPO. It features Pi Scorer, a foundation model that scores more accurately than Deepseek and GPT 4.1, while running at the speed and size of GPT Mini and Gemini Flash. Pi Labs supports comprehensive metrics, observability, and agent control across the entire AI stack, including offline evaluations, online inference, training data quality, and model optimization.
Capabilities
Pricing & Plans
Freemium · Usage-based
Not publicly disclosed. Check toolify.ai for current pricing.
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