
AI Agent for Reexpress MCP Server
Integrate advanced statistical verification into your LLM pipelines with the Reexpress Model-Context-Protocol (MCP) Server. Empower your AI workflows for software development and data science with robust, real-time confidence scoring, dynamic model adaptation, and seamless integration with Anthropic Claude Opus 4 and a powerful model ensemble. Ensure reliability and transparency in AI-driven tasks with local processing, customizable training, and human-in-the-loop verification.

Statistical Verification for LLM Pipelines
Reexpress MCP Server delivers real-time, statistically robust confidence estimates for LLM outputs, leveraging an ensemble of top-tier models and your own calibration data. This integration empowers developers and data scientists to trust and tailor AI responses for critical software engineering and data analysis tasks.
- Robust Statistical Verification.
- Ensemble verification using Claude Opus 4, GPT-4, Gemini 2.5 Pro, and IBM Granite for highly reliable AI outputs.
- Dynamic Model Adaptation.
- Easily adapt verification to your domain with ReexpressAddTrue, ReexpressAddFalse, and retraining scripts.
- Transparent Confidence Scoring.
- Get granular, actionable confidence estimates (≥90%, <90%, out-of-distribution) for every AI response.
- Local Processing & Privacy.
- All SDM calculations run locally. Only necessary data is sent via standard LLM APIs, ensuring control over your workflow.

Customizable and Extensible for Enterprise Use
Reexpress MCP Server transforms AI reliability for enterprises with customizable training, support for domain-specific data, and clear calibration routines. Integrate with your CI/CD pipelines for mission-critical tasks and benefit from human-in-the-loop verification.
- Custom Training & Calibration.
- Full control to retrain models on your data and recalibrate verification for your unique domain.
- Human-in-the-Loop Verification.
- Empower teams to interactively refine and trust AI outputs with transparent verification and feedback.
- Enterprise CI/CD Integration.
- Integrate robust AI verification into your enterprise pipelines for reliable, automated decision-making.

Streamlined Setup and Secure File Access
Get started quickly on Linux or macOS with straightforward installation and configuration. Maintain strict control over which files are shared with LLMs using conservative, explicit file-access tools, ensuring your sensitive data remains protected.
- Explicit File Access Control.
- Decide precisely which files are exposed to LLM APIs with ReexpressDirectorySet and ReexpressFileSet tools.
- Simple Installation.
- Quick setup on Linux and macOS, with extensive documentation for configuration and advanced use.
MCP INTEGRATION
Available Reexpress MCP Integration Tools
The following tools are available as part of the Reexpress MCP integration:
- reexpress
Verify and estimate the confidence of LLM outputs using the Similarity-Distance-Magnitude (SDM) estimator for robust AI second opinions.
- reexpress_add_true
Add a new example labeled as true to the verification support set, enabling continual adaptation of the verification model.
- reexpress_add_false
Add a new example labeled as false to the verification support set, refining the verification model with additional data.
- reexpress_add_ood
Add an out-of-distribution (label=-99) instance to the support set for advanced training and calibration scenarios.
- reexpress_view
View the nearest match to each test instance or prediction, providing insights into the verification decision process.
- reexpressdirectoryset
Specify and control which directories are accessible to the tool for file operations and LLM processing.
- reexpressfileset
Explicitly specify which files are accessible and can be sent to LLM APIs for processing in your workflow.
Add Reliable AI Verification to Your LLM Workflows
Experience state-of-the-art statistical verification for your software development and data science pipelines. Book a demo to see how Reexpress MCP Server can boost the reliability and confidence of your AI-driven processes, or try it free today.
What is Reexpress AI
Reexpress AI is a cutting-edge technology company focused on enabling the next generation of retrieval- and agent-based large language model (LLM) systems. Their core innovation lies in providing the first statistically robust output verification framework, which empowers users to build reliable, trustworthy, and scalable generative AI workflows. By unlocking insights in high-dimensional data, Reexpress AI augments decision-making for automated software development, data science, and other advanced applications. Their solutions cater to organizations seeking automation, increased productivity, and rigorous quality assurance in their AI-driven operations.
Capabilities
What we can do with Reexpress AI
Reexpress AI's platform provides a comprehensive set of tools for building, verifying, and deploying robust AI solutions. Users can harness the statistical output verification framework to ensure the reliability of generative AI systems, streamline data-driven workflows, and automate complex decision-making processes. The platform is suitable for a wide range of industries, including software engineering, data science, and enterprise AI, by offering integration, monitoring, and quality assurance capabilities.
- Statistically robust output verification
- Verify the reliability of LLM and AI-generated outputs before deployment
- Automated workflow orchestration
- Build and manage end-to-end AI workflows for data science and software development
- Insight extraction from high-dimensional data
- Unlock actionable insights from complex datasets to inform decisions
- Quality assurance for AI systems
- Implement rigorous checks and balances to maintain trustworthy AI operations
- Scalable integration for enterprises
- Seamlessly integrate verification and automation tools into existing enterprise systems

How AI Agents Benefit from Reexpress AI
AI agents leveraging Reexpress AI gain access to statistically robust output verification, significantly reducing the risk of unreliable or erroneous responses. This ensures that automated workflows and decision-making processes remain accurate, trustworthy, and scalable. With Reexpress AI, agents can operate with greater autonomy and effectiveness across software development, data analytics, and enterprise automation tasks.