eval

Evaluate corpus retrieval quality with Hit@5, MRR, and nDCG metrics.

27|9|Updated Feb 15, 2026
One-click install
npx skills add https://github.com/nicholasglazer/gnosis-mcp --skill eval-nicholasglazer
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: eval
Source: https://github.com/nicholasglazer/gnosis-mcp/tree/main/skills/eval
Command: npx skills add https://github.com/nicholasglazer/gnosis-mcp --skill eval-nicholasglazer

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Measures retrieval quality on your corpus by evaluating against golden queries, providing interpretable results and regression tracking after ingestion or config changes.

Core Features & Use Cases

  • Thin wrapper around gnosis-mcp eval for quick quality checks after ingest
  • Compares current results to a saved baseline and highlights regressions
  • Provides actionable tuning pointers when numbers look off

Quick Start

Run the evaluation to generate current metrics and compare them to your saved baseline.

Frequently Asked Questions about eval

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I measure information retrieval quality on my corpus?▼

Measure retrieval quality by running an evaluation against golden queries to generate Hit@5, MRR, and nDCG metrics. This validates search accuracy and tracks regressions after ingest or configuration changes.

What is the best way to track search regressions after a corpus ingestion?▼

Track search regressions by comparing current evaluation metrics against a saved baseline. This highlights performance drops and provides actionable tuning pointers when numbers look off after ingesting new data.

How do I calculate Hit@5 and MRR for my search baseline?▼

Calculate Hit@5 and MRR by running a retrieval evaluation wrapper over your corpus using golden queries. This generates interpretable results that you can save as a baseline for future regression comparison.

Does this retrieval evaluation require integration with gnosis-mcp?▼

Yes, this retrieval evaluation requires integration with gnosis-mcp eval. It acts as a thin wrapper around gnosis-mcp to perform quick quality checks and validate search accuracy on your corpus.

When should I run an evaluation to validate search accuracy?▼

Run an evaluation to validate search accuracy after each corpus ingest or configuration change. This ensures your retrieval quality has not regressed from its saved baseline metrics.