# Apollographql Skills Apollo Kotlin > Apollo Kotlin Guide - Skill: `tomevault-io/apollographql-skills-apollo-kotlin` (Agent Skill, multi-file: 2 files) - Install (CLI): `npx skillmds@latest add tomevault-io/apollographql-skills-apollo-kotlin` - Raw SKILL.md: https://api.skillmd.com/api/skills/tomevault-io/apollographql-skills-apollo-kotlin/raw - Safety review: pending (external: skill-scanner PASS, skillspector PASS) - Works with: Claude Code, Claude.ai, OpenAI Codex - Category: Coding & Dev Tools - Author: tomevault-io (https://skillmd.com/u/tomevault-io) - Updated: 2026-09-17 - Page: https://skillmd.com/skills/tomevault-io/apollographql-skills-apollo-kotlin --- # Apollo Kotlin Guide Apollo Kotlin is a strongly typed GraphQL client that generates Kotlin models from your GraphQL operations and schema, that can be used in Android, JVM, and Kotlin Multiplatform projects. ## Process Follow this process when adding or working with Apollo Kotlin: - [ ] Confirm target platforms (Android, JVM, KMP), GraphQL endpoint(s), and how schemas are sourced. - [ ] Configure Gradle and code generation, including custom scalars - [ ] Create a shared `ApolloClient` with auth, logging, and caching. - [ ] Implement operations. - [ ] Validate behavior with tests and error handling. ## Reference Files - [Setup](references/setup.md) - Gradle plugin, schema download, codegen config (including scalars), client configuration (auth, logging, interceptors) - [Operations](references/operations.md) - Queries, mutations, subscriptions, and how to execute them - [Caching](references/caching.md) - Setup and use the normalized cache ## Scripts - [list-apollo-kotlin-versions.sh](scripts/list-apollo-kotlin-versions.sh) - List versions of Apollo Kotlin - [list-apollo-kotlin-normalized-cache-versions.sh](scripts/list-apollo-kotlin-normalized-cache-versions.sh) - List versions of the Apollo Kotlin Normalized Cache library ## Key Rules - Use Apollo Kotlin v4+, do not use v3 or older versions. - Keep schema and operations in source control to make builds reproducible. --- > Converted and distributed by [TomeVault](https://tomevault.io/claim/apollographql) — claim your Tome and manage your conversions.