service-harness

Package model contexts, track usage reports, and manage agent memory via NATS.

Updated Aug 27, 2026
One-click install
npx skills add https://github.com/quarkloop/agent --skill service-harness
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: service-harness
Source: https://github.com/quarkloop/agent/tree/main/plugins/services/harness
Command: npx skills add https://github.com/quarkloop/agent --skill service-harness

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill assists in managing model contexts and memory for intelligent agents, ensuring that the context is packaged correctly and memory usage is traceable.

Core Features & Use Cases

  • Context Packaging: Package prompt materials and history into bounded model messages.
  • Usage Reports: Keep a detailed report of context usage for audit and inspection.
  • Memory Management: Store and retrieve explicit memory records with provenance.
  • Use Case: For a machine learning agent, imagine storing a memory record of an image processed along with the model's decision. This allows for tracking the agent's thought process and decision-making.

Quick Start

Run the harness skill with the 'harness_ComposeContext' function to package and store the context from the latest session.

Frequently Asked Questions about service-harness

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

FAQPage Schema
How do I manage model context and memory for machine learning agents?

To manage model context and memory, you use a harness to package prompt materials and history into bounded model messages. This approach creates detailed usage reports and stores explicit memory records with provenance for intelligent agents.

What is explicit agent memory and how does it track machine learning decisions?

Explicit agent memory stores and retrieves memory records with provenance. It captures processed inputs alongside the model's decision, allowing you to track the agent's thought process and decision-making history for later inspection.

Do I need NATS to handle context packaging for intelligent agents?

Yes, NATS is required for communication to handle context packaging. The system conforms to the Quark service-function envelope, using NATS to ensure robust communication during complex context creation, storage, and retrieval operations.

How do I package prompt materials and history into bounded model messages?

You package prompt materials by running the harness ComposeContext function. This function packages and stores the context from the latest session, creating bounded model messages while generating a detailed usage report for audit and inspection.

Can I use the Quark framework to audit context usage and memory records?

Yes, the Quark framework supports auditing context usage. The harness keeps a detailed report of context usage for audit and inspection, while storing explicit memory records with provenance to trace the agent's decision-making process.

What are the limitations of using a service-function envelope for agent memory management?

The service-function envelope requires NATS for communication, meaning it cannot operate in isolated environments without this messaging system. It is specifically designed for the Quark framework, limiting compatibility with other machine learning agent infrastructures.