graphql

Query APIs with a strongly-typed schema to request specific data.

68|19|Updated Nov 21, 2025
One-click install
npx skills add https://github.com/bobmatnyc/claude-mpm-skills --skill graphql-bobmatnyc
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: graphql
Source: https://github.com/bobmatnyc/claude-mpm-skills/tree/main/toolchains/universal/data/graphql
Command: npx skills add https://github.com/bobmatnyc/claude-mpm-skills --skill graphql-bobmatnyc

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes references (resource) components.

What problem does it solve?

This Skill addresses the inefficiencies of traditional REST APIs by allowing clients to request precisely the data they need, reducing over-fetching and under-fetching, and providing a strongly-typed schema for better developer experience.

Core Features & Use Cases

  • Flexible Data Fetching: Clients specify exactly which fields they require.
  • Single Endpoint: Simplifies API interaction with a single URL for all operations.
  • Strongly-Typed Schema: Enhances developer tooling and reduces runtime errors.
  • Use Case: A mobile app needs to display a user's name and their latest post's title. Instead of making multiple requests or fetching all user and post data, GraphQL allows a single query for just these specific fields.

Quick Start

Use the graphql skill to define a schema with User and Post types, implement resolvers for fetching users and posts, and set up an Apollo Server to run it.

Frequently Asked Questions about graphql

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

FAQPage Schema
How do I fix REST API over-fetching and under-fetching problems?

GraphQL fixes over-fetching and under-fetching by letting clients request specific data fields from APIs using a query language, ensuring payloads contain only the requested information.

What is the best way to define a strongly-typed API schema for data queries and mutations?

Defining a strongly-typed API schema is best handled using GraphQL Schema Definition Language (SDL) to map data structures, enabling precise queries and mutations for clients.

How do I set up an Apollo Server with TypeScript for GraphQL subscriptions?

Set up an Apollo Server by defining GraphQL types using TypeScript, implementing resolvers for queries, mutations, and subscriptions, then running the server to manage API data.

Can I request specific nested fields like a user's name and their post's title in a single API call?

You can request specific nested fields like a user's name and a post's title in a single API call by structuring a GraphQL query to fetch only those exact fields.

Does a GraphQL API require multiple endpoints for different data operations?

A GraphQL API uses a single endpoint to manage all data operations, simplifying interaction by handling queries, mutations, and subscriptions through that one URL.

Why use GraphQL subscriptions instead of standard queries for API data?

Use GraphQL subscriptions instead of standard queries to maintain a persistent connection for receiving real-time API data updates, whereas standard queries fetch data only once.