Development & Testing

GraphQL with Apollo

Build and consume GraphQL APIs using Apollo Server and Client, with type-safe schema definitions and powerful caching.

Claude Code Codex Copilot Cursor Windsurf

Overview

Apollo provides a comprehensive GraphQL platform with Apollo Server for building APIs and Apollo Client for consuming them. AI agents can generate GraphQL schemas, write resolvers, create queries and mutations, and configure caching strategies. The strong typing of GraphQL makes it particularly well-suited for AI-assisted development since the schema serves as a contract that both agents and developers can reason about.

On the server side, your AI agent can define type definitions using SDL (Schema Definition Language), implement resolvers with data source integrations, set up authentication middleware, and configure subscriptions for real-time updates. Apollo Server integrates with Express, Fastify, Next.js, and other Node.js frameworks.

On the client side, Apollo Client provides a normalized cache, optimistic UI updates, and automatic query batching. Your AI agent can generate typed hooks with GraphQL Code Generator, write cache policies, and implement pagination patterns. The combination of server and client creates a type-safe pipeline from database to UI.

Who Is This For?

Full-stack developers building type-safe APIs with schema-first development
Frontend teams consuming GraphQL APIs with generated TypeScript hooks
Backend engineers implementing real-time subscriptions for live data features
Teams migrating from REST to GraphQL with incremental adoption

Installation

Setup for Claude Code

npm install @apollo/server graphql
npm install -D @graphql-codegen/cli
Claude Code generates schemas, resolvers, and client queries

Configuration

// codegen.ts
import { CodegenConfig } from "@graphql-codegen/cli";
const config: CodegenConfig = {
  schema: "http://localhost:4000/graphql",
  documents: ["src/**/*.graphql"],
  generates: {
    "./src/generated/graphql.ts": {
      plugins: ["typescript", "typescript-operations", "typescript-react-apollo"],
    },
  },
};
export default config;