tool-design

Convert human-facing APIs into structured tool descriptions with consistent schemas.

Updated Mar 13, 2026
One-click install
npx skills add https://github.com/marinvch/ai-os --skill tool-design-marinvch
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: tool-design
Source: https://github.com/marinvch/ai-os/tree/main/.agents/skills/context-engineering-collection/skills/tool-design
Command: npx skills add https://github.com/marinvch/ai-os --skill tool-design-marinvch

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This skill helps teams design agent-facing tools with unambiguous contracts by converting human-facing APIs into precise tool descriptions, reducing ambiguity and misinterpretation in multi-agent contexts.

Core Features & Use Cases

  • Clear tool contracts: standardizes how tools are described, invoked, and validated.
  • Consolidation and modularity: guides when to unify tools or keep specialized ones.
  • Evaluation and governance: provides templates and patterns for testing, error handling, and tool descriptions.
  • Use case: Designing an end-to-end tool for a multi-agent workflow with predictable behavior.

Quick Start

Create a complete tool schema with ToolSchemaBuilder, render its description with the generator, and run the evaluator to confirm clarity and consistency.

Frequently Asked Questions about tool-design

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

FAQPage Schema
What is agent tool design and why do I need structured tool descriptions?

Agent tool design creates unambiguous contracts for multi-agent workflows by converting human-facing APIs into structured tool descriptions. This standardization reduces ambiguity and ensures predictable behavior when agents invoke, validate, and interpret tool outputs.

How do I design a clear tool schema for multi-agent workflows?

Design a clear tool schema by using a schema builder to standardize descriptions, enforce consistent naming conventions, and validate inputs. Render the final description with a generator and run an evaluator to confirm clarity and consistency before deployment.

When should I consolidate agent tools versus keeping them specialized?

Consolidate agent tools when unifying them reduces misinterpretation and simplifies multi-agent contexts. Keep specialized tools separate when distinct contracts are needed to ensure predictable behavior and maintain rigorous documentation across teams.

How do I handle errors in agent-facing tools to ensure reliable integration?

Handle errors in agent-facing tools by providing actionable guidance within the tool description. Enforce a consistent schema that returns structured error messages, allowing agents to understand failures and adjust their invocations predictably.

Does this tool-design approach support MCP naming conventions?

Yes, the tool-design approach supports MCP naming conventions by enforcing rigorous documentation practices and consistent schemas. This ensures reliable tool integration and clear, unambiguous contracts across multi-agent ecosystems.

What are the limitations of designing agent tools without standardized contracts?

Without standardized contracts, agent tools suffer from ambiguity and misinterpretation in multi-agent contexts. Lack of consistent schemas, actionable error guidance, and rigorous documentation leads to unpredictable behavior and unreliable integration.