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Pi Copilot

AI platform designed for creating customized evaluation and scoring systems for large language models (LLMs).

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About Pi Copilot

Pi Labs offers an AI-powered platform that automates the creation of evaluation systems for AI applications, especially those involving large language models and agents. It enables the development of custom scoring models tailored to user feedback and prompts, ensuring precise and consistent assessments. The platform seamlessly integrates with existing tools and features Pi Scorer, a fast and accurate foundation model that provides comprehensive metrics, observability, and control across the AI development lifecycle.

How to Use

Start by collaborating with Pi's copilot to build your custom scoring system. Input your prompts, product requirements, or user feedback, or engage in a chat to define optimal metrics. Once configured, deploy the system to evaluate models, data quality, or agent performance across your AI infrastructure, including offline testing, online inference, and optimization workflows.

Features

Unified scorer applicable across all AI processes, including evaluations, monitoring, data quality, and agent control.

Delivers highly accurate and consistent scores, outperforming variable LLM-as-judge methods.

Supports a 32,768-token context window with Pi Scorer for detailed evaluations.

Features Pi Scorer, a high-precision foundation model surpassing Deepseek and GPT-4.1 in scoring accuracy.

Provides rapid scoring speeds, analyzing over 20 custom metrics in under 100 milliseconds.

Intelligently recommends relevant metrics tailored to your application's needs.

Currently evaluates text data exclusively; support for other modalities is in development.

Automatically constructs evaluation systems aligned with user prompts and feedback.

Integrates seamlessly with tools like Google Sheets, PromptFoo, CrewAI, and GRPO.

Use Cases

Scoring and comparing news articles and summaries.

Evaluating blog content based on specific stylistic criteria.

Assessing the performance of AI agents such as trip planners or product marketers.

Optimizing and tuning AI models for better accuracy.

Analyzing user feedback and prompts for quality and relevance.

Performing offline model evaluations and online inference testing.

Managing and controlling AI agent workflows.

Assessing the quality of training datasets for machine learning.

Best For

AI DevelopersLLM Application BuildersPrompt EngineersMachine Learning EngineersData ScientistsAI Quality Assurance TeamsAI Product ManagersAI Researchers

Pros

Helps users define relevant, calibrated evaluation metrics with intelligence.

Pi Scorer outperforms leading models like GPT-4.1 in scoring accuracy.

Developed by experts with experience from Google Search.

Provides superior accuracy and consistency compared to traditional LLM-based judging methods.

Supports multiple stages of AI development, from evaluation to deployment and monitoring.

Offers a free tier for initial exploration and testing.

Automates the creation of evaluation frameworks, reducing manual effort.

Integrates smoothly with popular AI tools and platforms.

Enables fast, real-time scoring for efficient testing and validation.

Cons

Pricing details are still being finalized, which may lead to adjustments over time.

Currently limited to text evaluation; other modalities are under development.

Pricing Plans

Choose the perfect plan for your needs. All plans include 24/7 support and regular updates.

Free Tier

Includes $10 in credits, sufficient for processing 25 million tokens.

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Pay-as-You-Go

$0.40 per million tokens

Provides unlimited usage with flexible billing.

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Frequently Asked Questions

Find answers to common questions about Pi Copilot

What is Pi Labs used for?

Pi Labs is an AI platform that automates the creation of custom evaluation and scoring systems for AI models, ensuring precise and consistent performance assessment.

How does Pi Scorer perform in terms of accuracy?

Pi Scorer is a high-precision foundation model that outperforms models like Deepseek and GPT-4.1 in scoring accuracy, while maintaining fast processing speeds.

Which tools can I integrate with Pi Labs?

Pi Labs supports integration with tools such as Google Sheets, PromptFoo, CrewAI, and GRPO, enabling evaluation, monitoring, and management across your AI projects.

Is there a free plan available?

Yes, Pi Labs offers a free tier with $10 in credits, covering up to 25 million tokens for evaluation and testing.

Does Pi Scorer support multiple data modalities?

Currently, Pi Scorer evaluates only text data. Support for other modalities like images and audio will be available soon.