Apollo GraphQL llms.txt · AI Docs Browser · mdream [llms.txt Tools](https://mdream.dev/llms-txt/apollo-graphql/llms-txt) # Apollo GraphQL llms.txt Browse Apollo GraphQL documentation as markdown. Click any page in the sidebar to view it, or copy the full llms.txt for your AI tools. www.apollographql.com/llms.txt [Raw llms.txt](https://www.apollographql.com/llms.txt) [Raw llms-full.txt](https://www.apollographql.com/llms-full.txt) Copy Markdown [](https://www.apollographql.com/llms.txt) llms.txt Docs > Products > Apollo GraphOS Platform Apollo GraphOS Quickstart Platform Limits Docs > Products > Apollo GraphOS Platform > APIs and Tools The GraphOS Platform API Apollo Sandbox Docs > Products > Apollo GraphOS Platform > APIs and Tools > GraphOS MCP Server Install GraphOS MCP Server GraphOS MCP Server Tools Docs > Products > Apollo GraphOS Platform > Schema Management GraphOS Schema Management Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery > Publishing Publishing Schemas to GraphOS Publish Schemas to GraphOS using Rover Publish Schemas to GraphOS using the Platform API Schema publishing with GitHub Actions Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery Launches Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery > Graph Artifacts Graph Artifacts Deploy with Graph Artifacts Tags OCI Registry Self-host Graph Artifacts Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery > Contracts Contracts Overview Creating and Using Contracts Contracts Usage Patterns Contract Reference Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Checks Schema Checks Run Schema Checks Run Custom Schema Checks Check Configurations Connecting Apollo to GitHub Schema Checks Reference Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Linting Schema Linting Schema Linter Rules Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Proposals Schema Proposals Schema Proposal Configurations Propose Schema Changes Review Schema Proposals Implement Approved Proposals Docs > Products > Apollo GraphOS Platform > Explorer IDE GraphOS Studio Explorer Connecting and Authenticating with the Explorer Operation Collections GraphQL Subscription Support Embedding the Explorer Custom Scripts in the Explorer Additional Explorer Features Docs > Products > Apollo GraphOS Platform > Graph Security Graph Security Safelisting with Persisted Queries Docs > Products > Apollo GraphOS Platform > Metrics and Insights GraphOS Metrics and Insights Docs > Products > Apollo GraphOS Platform > Metrics and Insights > Metrics Collection and Forwarding Sending Metrics to GraphOS Operation Signatures Forwarding Metrics to Datadog Docs > Products > Apollo GraphOS Platform > Metrics and Insights > Insights and Analysis Operation Metrics in GraphOS Field Usage in GraphOS Error Diagnostics in GraphOS Subgraph Metrics in GraphOS Segmenting Metrics by Client Docs > Products > Apollo GraphOS Platform > Metrics and Insights > Notifications and Alerts GraphOS Notifications and Alerts Daily Reports from GraphOS Schema Change Notifications Schema Proposals Notifications Performance Alerts from GraphOS Build Status Notifications Docs > Products > Apollo GraphOS Platform > Access Management GraphOS Organizations Members, Roles, and Permissions Export and Read Audit Logs Docs > Products > Apollo GraphOS Platform > Access Management > API Keys API Keys Graph API Keys Subgraph API Keys Personal API Keys Operator API Keys Manage API Keys with GraphOS Studio Manage API Keys with the Platform API Docs > Products > Apollo GraphOS Platform > Access Management > SSO GraphOS Single Sign-On Multi-organization SSO Docs > Products > Apollo GraphOS Platform > Access Management > SSO > SAML Set up SAML SSO with Okta Set up SAML SSO with Microsoft Entra ID (formerly Azure AD) Set up SSO with a SAML-based IdP Docs > Products > Apollo GraphOS Platform > Access Management > SSO > OIDC Set up OIDC SSO with Okta Set up OIDC SSO with Microsoft Entra ID (formerly Azure AD) Set up SSO with an OIDC-based IdP Docs > Products > Apollo GraphOS Platform > Access Management > SCIM SCIM Provisioning Overview Set up SCIM with Okta Set up SCIM with Microsoft Entra ID Docs > Products > Apollo GraphOS Platform > Graph Management Add and Manage Variants Add a Subgraph Manage Subgraphs Updating Graph Components Transfer graphs Docs > Products > Apollo GraphOS Platform > Production Readiness Production Readiness Checklist Docs > Products > Apollo GraphOS Platform > Production Readiness > Testing and Load Management Overload Protection Load Testing a Federated GraphQL API Testing with Apollo Federation Docs > Products > Apollo GraphOS Platform > Production Readiness > Environment and Deployment Graph Environment Best Practices Deploying API Changes with GraphOS Keeping Schemas Up-To-Date in Client Apps Deployment Best Practices Docs > Products > Apollo Connectors Why use Apollo Connectors? Troubleshooting Connectors Docs > Products > Apollo Connectors > Getting Started Apollo Connectors Quickstart REST API Requirements Version Requirements Docs > Products > Apollo Connectors > Connectors Library Connectors Library Docs > Products > Apollo Connectors > Connectors Library > Prebuilt Connectors Anthropic Connector OpenAI Connector AWS DynamoDB Connector AWS Lambda Connector Strapi Connector Stripe Connector OData Connector Docs > Products > Apollo Connectors > Development and Tooling Connectors Development Workflow and Tooling IDE Support for Connectors Development Using Rover for Connectors Development CLI Tools for Connectors Connectors Mapping Playground Docs > Products > Apollo Connectors > Making Requests Making HTTP Requests Building Request URLs Setting HTTP Request Headers Setting HTTP Request Bodies Batch Requests Connecting gRPC services using a JSON Bridge Docs > Products > Apollo Connectors > Handling Responses Mapping HTTP Responses Mapping Response Fields Error Handling with Connectors Docs > Products > Apollo Connectors > Working with Entities Working with Entities Entity Resolution Patterns Working with Entities Across Subgraphs Docs > Products > Apollo Connectors > Mapping Language Mapping Language Overview Mapping Arrays Mapping Enums Using Literal Values Abstract Types Virtual Connectors Mapping Variable Reference Mapping Methods Reference Docs > Products > Apollo Connectors > Deployment Connectors Deployment Overview Runtime Configuration Overview Docs > Products > Apollo Connectors > Deployment > Deployment Configurations Overriding Base URLs Overriding Headers Docs > Products > Apollo Connectors > Deployment > Security Configurations Connectors Security Configurations Connectors Authentication Configuration Connectors Request Limit Configuration Connectors TLS Configuration Docs > Products > Apollo Connectors > Deployment > Performance Configurations Connectors Performance Overview Connectors Traffic Shaping Configuration Docs > Products > Apollo Connectors > Deployment > Observability Connector Observability Connector Telemetry Configuration Docs > Products > Apollo Connectors > Testing Connectors Testing Framework Docs > Products > Apollo Connectors > Connectors Reference Apollo Connectors Changelog Apollo Connectors Preview Features Apollo Connectors Directives Limitations of Apollo Connectors Docs > Products > Apollo Federation > Federated Schemas Introduction to Apollo Federation Federated Schemas Schema Composition Value Types in Apollo Federation Docs > Products > Apollo Federation > Federated Schemas > Federation Reference Apollo Federation Changelog Apollo Federation Directives Composition Rules Docs > Products > Apollo Federation > Federated Schemas > Federation Reference > Subgraph Reference Apollo Federation Subgraph Specification Subgraph Specific Fields Federation-Compatible Subgraph Implementations Docs > Products > Apollo Federation > Federated Schemas > Federation Reference > Development and Tooling Query Plans Composition Hints Apollo Federation Error Codes Docs > Products > Apollo Federation > Federated Schemas > Federation Reference > From Federation 1 to 2 Moving to Apollo Federation 2 Backward Compatibility in Apollo Federation 2 Docs > Products > Apollo Federation > Entities Introduction to Entities Docs > Products > Apollo Federation > Entities > Entity Essentials Contribute and Reference Entity Fields Define Advanced Keys Entity Interfaces Docs > Products > Apollo Federation > Entities > Entity Guides Thinking in Entities Migrate Entity and Root Fields Resolve another subgraph's fields Enforcing Entity Ownership in Apollo Federation Use contexts to share data Docs > Products > Apollo Federation > Schema Design Guides > Schema Design Principles Demand Oriented Schema Design Schema Naming Conventions Namespacing by Separation of Concerns Docs > Products > Apollo Federation > Schema Design Guides > Schema Design Principles > Server-Driven UI Server-Driven UI Basics Server-Driven UI Schema Design Server-Driven UI Client Design Docs > Products > Apollo Federation > Schema Design Guides > Data Handling Techniques Handling the N+1 Problem Nullability Recommended Usage for GraphQL Interfaces Designing Response Types Errors as Data Explained Aggregating Data Across Subgraphs Graph Identities Docs > Products > Apollo Federation > Schema Design Guides > Schema Development and Evolution Mocking to Unblock Development Schema Deprecations Mutation Management with Apollo Federation Moving a GraphQL Monolith to Apollo Federation Migrating from Schema Stitching Docs > Products > Apollo Federation > Schema Design Guides > Federated Directives Choosing the Right Directive Using the @shareable Directive Using the @provides Directive Docs > Products > Rover CLI The Rover CLI Installing Rover Configuring Rover Using Rover with a Proxy Server Using Rover in CI/CD Rover Conventions Privacy and Data Collection Contributing to Rover Rover CLI Error Codes Docs > Products > Rover CLI > Commands Rover API Key Commands Rover client commands Rover completion Commands Rover config Commands Rover connector Commands Rover contract Commands The Rover dev Command The Rover explain Command Rover install Command Rover graph Commands The Rover graph-artifact Command The Rover init Command The Rover license Command The Rover persisted-queries Command Rover README Commands Rover schema commands Rover subgraph Commands Rover supergraph Commands Rover template Commands Docs > Products > Rover CLI > The Apollo CLI (deprecated) The Apollo CLI Validating Client Operations Migrating to Rover Docs > Products > Apollo Router Apollo Router Quickstart Router Request Lifecycle Docs > Products > Apollo Router > Configuration Router Configuration Overview Hot Reload Router Environment Variable Configuration Reference Router CLI Configuration Reference Router YAML Configuration Reference Docs > Products > Apollo Router > Features > Security Supergraph Security with GraphOS Router Safelisting with Persisted Queries Authorization in the GraphOS Router Configuring CORS Cross-Site Request Forgery (CSRF) Prevention TLS Request Limits Demand Control Docs > Products > Apollo Router > Features > Security > Authentication JWT Authentication in the GraphOS Router Authenticating Requests with the GraphOS Router Subgraph Authentication Docs > Products > Apollo Router > Features > Observability > Studio Insights GraphOS Observability Overview GraphOS reporting Federated Trace Data Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) Router Telemetry Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Data > Metrics Instruments Router Instruments Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Data Events Conditions Selectors Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Data > Traces Spans OpenTelemetry standard attributes Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Data > Usage Guides > Subgraph Observability Subgraph Error Inclusion Debugging Subgraph Requests from the GraphOS Router or @apollo/gateway OpenTelemetry in Apollo Federation Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Data > Usage Guides > Client Observability Debugging Client Requests to GraphOS Router Client Awareness and Enforcement Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Exporters > Metrics Exporters Metrics exporters OpenTelemetry Protocol (OTLP) exporter Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Exporters > Log Exporters Router Logging Router Logging to stdout Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > Telemetry Exporters > Trace Exporters Router Tracing OpenTelemetry Protocol (OTLP) exporter Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Datadog Datadog Integration Router Instrumentation for Datadog Dashboard Template for Datadog Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Datadog > Connecting to Datadog Connecting to Datadog Connect to Datadog via OpenTelemetry Collector Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Datadog > Connecting to Datadog > Datadog Agent Datadog configuration of OTLP exporter Datadog configuration of OTLP exporter Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > New Relic New Relic configuration of OTLP exporter New Relic configuration of OTLP exporter Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Prometheus Prometheus exporter Connecting OpenTelemetry Traces to Prometheus Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Zipkin Zipkin tracing Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Jaeger Jaeger configuration of OTLP exporter Docs > Products > Apollo Router > Features > Observability > Router Telemetry (OTEL) > APM Guides > Dynatrace Dynatrace configuration of OTLP exporter Dynatrace configuration of OTLP exporter Docs > Products > Apollo Router > Features > Performance and Scaling Performance and Scaling Traffic Shaping Query Batching Circuit Breaking Docs > Products > Apollo Router > Features > Performance and Scaling > Response Caching Response Caching Response Caching Quickstart Invalidation Response Cache Customization Response Cache Observability Response Caching FAQ Docs > Products > Apollo Router > Features > Client Features Automatic Persisted Queries (APQ) Header Propagation @defer Directive Support File uploads Docs > Products > Apollo Router > Features > Client Features > GraphQL Subscriptions Overview of GraphQL Subscription Support Configure GraphQL Subscription Support HTTP Callback Protocol for GraphQL Subscriptions Multipart HTTP protocol for GraphQL Subscriptions Enabling HTTP Subscriptions with the GraphOS Router and an API Gateway Docs > Products > Apollo Router > Features > Client Features > GraphQL Subscriptions > HTTP Callback Best Practices HTTP Callback Subscriptions Best Practices Subscription Broker Pattern Guaranteed Delivery Pattern Docs > Products > Apollo Router > Features > Query Planning Native Query Planner Best Practices for Query Planning Query Plan Caching Docs > Products > Apollo Router > Features > Customization Router Customizations Docs > Products > Apollo Router > Features > Customization > Coprocessors External Coprocessing Coprocessor Reference Docs > Products > Apollo Router > Features > Customization > Rhai Scripts Rhai Scripts to customize routers Rhai Script API Reference Docs > Products > Apollo Router > Features > Customization > Custom Builds Creating a Custom Apollo Router Core Binary Writing Native Rust Plugins Docs > Products > Apollo Router > Deployment Self-Hosting the Apollo Router HTTP proxy configuration Docs > Products > Apollo Router > Deployment > Docker Deploying the Apollo Runtime in Docker Deploying only GraphOS Router in Docker Docs > Products > Apollo Router > Deployment > Kubernetes Kubernetes Quickstart Router Extensibility Features in Kubernetes Enabling Metrics Endpoints Considerations for Hosting the Router in Kubernetes Docs > Products > Apollo Router > Deployment > AWS Deploying GraphOS Router on AWS Docs > Products > Apollo Router > Deployment > Azure Deploying GraphOS Router on Azure Docs > Products > Apollo Router > Deployment > GCP Deploying GraphOS Router on GCP Docs > Products > Apollo Router > Deployment > Managed Hosting Deploying GraphOS Router on Railway Deploying GraphOS Router on Render Docs > Products > Apollo Router > Deployment > Tools Router Resource Estimator Health Checks Managing GraphOS Router Resources in Kubernetes Docs > Products > Apollo Router > Releases Apollo Router Changelogs What's New in GraphOS Router v2.x Upgrading from Versions 1.x Gateway Migration Guide Does GraphOS Router Replace My API Gateway? Docs > Products > Apollo Router > GraphOS Integration GraphOS Router License Licensed GraphOS Router Features Apollo Uplink Docs > Products > Apollo Router > Reference Federation Version Support Router Errors Docs > Products > Apollo Operator Apollo GraphOS Operator Changelog Security Best Practices Docs > Products > Apollo Operator > Getting Started Install Apollo GraphOS Operator Add Subgraphs Deploy a Supergraph Docs > Products > Apollo Operator > Kubernetes Resources > Supergraph Supergraph resources Autoscaling your Supergraphs Migrating from the Router Helm Chart Supergraph podTemplate Supergraph networking Docs > Products > Apollo Operator > Kubernetes Resources > Supergraph > Safe Deployments Safe Deployments Advanced Safe Deployments Docs > Products > Apollo Operator > Kubernetes Resources SupergraphSchema resources SupergraphSet resources Subgraph resources Docs > Products > Apollo Operator > Workflows Workflows Single Cluster Setup Multi-Cluster and Hybrid Setup Deploy Only Setup Docs > Products > Apollo Operator > Configuration Configuration Telemetry Configuration Controllers Configuration OCI Configuration Private Registry Configuration Docs > Open source > Apollo Client (Web) Introduction to Apollo Client Why Apollo Client? Get started with Apollo Client Migrating to Apollo Client 4.0 Docs > Open source > Apollo Client (Web) > Core concepts Queries Suspense Fragments Mutations in Apollo Client TypeScript with Apollo Client Refetching queries in Apollo Client Event-based refetching Subscriptions Using GraphQL directives in Apollo Client Handling operation errors Persisted queries Document transforms Using the @defer directive in Apollo Client GraphQL query best practices Docs > Open source > Apollo Client (Web) > Caching Caching in Apollo Client Configuring the Apollo Client cache Reading and writing data to the cache Garbage collection and cache eviction Customizing the behavior of cached fields Memory management Advanced topics on caching in Apollo Client Docs > Open source > Apollo Client (Web) > Pagination Pagination in Apollo Client Core pagination API Offset-based pagination Cursor-based pagination Key arguments in Apollo Client Docs > Open source > Apollo Client (Web) > Local State Managing local state Local-only fields in Apollo Client Reactive variables Local resolvers Docs > Open source > Apollo Client (Web) > Development & Testing Developer tools GraphQL Codegen Testing React components Schema-driven testing Mocking schema capabilities Reducing bundle size Docs > Open source > Apollo Client (Web) > Performance Improving performance in Apollo Client Optimistic mutation results Server-side rendering Compiling queries with Transpilers Docs > Open source > Apollo Client (Web) > Integrations View integrations Next.js App Router React Router framework mode TanStack Start Integrating with React Native Loading queries with Webpack Docs > Open source > Apollo Client (Web) > Networking Basic HTTP networking Advanced HTTP networking Authentication Docs > Open source > Apollo Client (Web) > API Reference > Core class ApolloClient class InMemoryCache ObservableQuery Docs > Open source > Apollo Client (Web) > API Reference > Errors CombinedGraphQLErrors CombinedProtocolErrors LinkError LocalStateError ServerError ServerParseError UnconventionalError Docs > Open source > Apollo Client (Web) > API Reference > React ApolloProvider useQuery useLazyQuery useMutation useSubscription useFragment useApolloClient useReactiveVar useSuspenseQuery useBackgroundQuery useReadQuery useLoadableQuery useQueryRefHandlers skipToken createQueryPreloader MockProvider SSR Docs > Open source > Apollo Client (Web) > API Reference > Apollo Link Apollo Link overview ApolloLink BaseHttpLink BaseBatchHttpLink BatchHttpLink BatchLink ClientAwarenessLink ErrorLink GraphQLWsLink HttpLink PersistedQueryLink RemoveTypenameFromVariablesLink RetryLink SchemaLink SetContextLink WebSocketLink Community links Docs > Open source > Apollo iOS Introduction to Apollo iOS Getting Started with Apollo iOS Docs > Open source > Apollo iOS > Project Configuration Project configuration Project Modularization Schema Types Configuration Operation Models Configuration Docs > Open source > Apollo iOS > Migration Guides Apollo iOS 2.0 Migration Guide Docs > Open source > Apollo iOS > Tutorial Get started with Apollo iOS codegen Docs > Open source > Apollo iOS > Tutorial > Build a project with Apollo Introduction 1. Configure your project 2. Add the GraphQL Schema 3. Write your first query 4. Running code generation 5. Execute your first query 6. Connect your queries to your UI 7. Add more info to the list 8. Paginate results 9. Complete the details view 10. Write your first mutation 11. Authenticate your operations 12. Define additional mutations Docs > Open source > Apollo iOS > Code Generation Code generation The Codegen CLI Codegen configuration Downloading a schema Running code generation in Swift code Code Generation Troubleshooting Docs > Open source > Apollo iOS > Fetching Fetching Data Operation Arguments Error Handling Type Conditions Custom Scalars Persisted Queries Using the @defer directive in Apollo iOS Docs > Open source > Apollo iOS > Fetching > Operations Queries Mutations Subscriptions Fragments Docs > Open source > Apollo iOS > Caching Client-side caching Cache setup Direct cache access Custom cache keys Programmatic Cache Keys Docs > Open source > Apollo iOS > Networking Creating a client WebSocket transport Docs > Open source > Apollo iOS > Pagination Pagination Using custom response models Directional Pagination Multi-Query Pagination Docs > Open source > Apollo iOS > Development & Testing Test mocks Using Apollo as an XCFramework Docs > Open source > Apollo iOS > Advanced File uploads Request chain customization Client Directives Docs > Open source > Apollo Kotlin Introduction to Apollo Kotlin Migrating to Apollo Kotlin 5 Modules Evolution policy Docs > Open source > Apollo Kotlin > Configuration Gradle plugin configuration Gradle plugin recipes Multi Modules codegen GraphQL file types in Apollo Kotlin Client Awareness Docs > Open source > Apollo Kotlin > Fetching Queries in Apollo Kotlin Mutations in Apollo Kotlin Subscriptions in Apollo Kotlin Using GraphQL variables in Apollo Kotlin Error handling Custom scalar types in Apollo Kotlin Fragments in Apollo Kotlin Using the @defer and @stream directives in Apollo Kotlin Persisted queries Docs > Open source > Apollo Kotlin > Caching Caching in Apollo Kotlin Normalized caches in Apollo Kotlin Declarative cache IDs in Apollo Kotlin Programmatic cache IDs in Apollo Kotlin Watching cached data ApolloStore Expiration management with the normalized cache Garbage collection The normalized cache compiler plugin Partial cache reads Options Performance of the normalized cache Cache migration guide HTTP cache Troubleshooting Docs > Open source > Apollo Kotlin > Caching > Pagination Pagination support in the normalized cache Relay-style pagination Other types of pagination Managing pagination manually Docs > Open source > Apollo Kotlin > Networking Interceptors Using a custom HTTP client Using the models without apollo-runtime Authenticate your operations Batching operations Docs > Open source > Apollo Kotlin > Development & Testing Testing in Apollo Kotlin Mocking HTTP responses (experimental) Mocking GraphQL responses Data builders Android Studio / IntelliJ plugin Apollo Debug Server Docs > Open source > Apollo Kotlin > Advanced Uploading files Handling Networks Errors Handling nullability and partial data Using aliases Using Java Apollo AST Apollo compiler plugins JS Interoperability Response based codegen Apollo Kotlin galaxy Docs > Open source > Apollo Server Introduction to Apollo Server Get Started with Apollo Server Docs > Open source > Apollo Server > New in v4 and v5 Migrating from Apollo Server 4 Migrating from Apollo Server 3 Previous Versions of Apollo Server Docs > Open source > Apollo Server > Defining a Schema GraphQL Schema Basics Unions and Interfaces Custom Scalars Directives Docs > Open source > Apollo Server > Resolving Operations Resolvers Context and contextValue Error Handling Subscriptions in Apollo Server Docs > Open source > Apollo Server > Fetching Data Fetching Data Fetching from REST Docs > Open source > Apollo Server > Web Frameworks Apollo Server Integrations Building Web Framework Integrations for Apollo Server Teaching the MERN Stack to Speak GraphQL Docs > Open source > Apollo Server > Development Workflow Build and Run Queries Against Apollo Server Operation Request Format Generating Types from a GraphQL Schema Mocking Integration Testing Docs > Open source > Apollo Server > Performance Server-Side Caching Configuring Cache Backends Response Cache Eviction Automatic Persisted Queries Docs > Open source > Apollo Server > Security Authentication and Authorization Configuring CORS Terminating SSL Proxy Configuration Hardening for Production Docs > Open source > Apollo Server > Deployment Deploying with AWS Lambda Deploying with Heroku Docs > Open source > Apollo Server > Monitoring Metrics and Logging Health Checks Docs > Open source > Apollo Server > API Reference API Reference: ApolloServer API Reference: startStandaloneServer API Reference: expressMiddleware Docs > Open source > Apollo Server > Plugins Built-In Plugins Docs > Open source > Apollo Server > Plugins > Built-in API Reference: Usage Reporting Plugin API Reference: Schema Reporting Plugin API Reference: Inline Trace Plugin API Reference: Drain HTTP Server Plugin API Reference: Cache Control Plugin API Reference: Landing Page Plugins API Reference: Subscription Callback Plugin Docs > Open source > Apollo Server > Plugins > Custom Creating Apollo Server Plugins Apollo Server Plugin Event Reference Docs > Open source > Apollo Server > Using with Federation > As a subgraph Implementing a Subgraph with Apollo Server API Reference: @apollo/subgraph Docs > Open source > Apollo Server > Using with Federation > As a gateway Implementing a Gateway with Apollo Server Improving Gateway Performance API Reference: @apollo/gateway Docs > Open source > Apollo MCP Server Apollo MCP Server Apollo MCP Server Quickstart Define MCP Tools Define MCP Prompts Running the Apollo MCP Server Debugging the MCP Server Authorization with Apollo MCP Server OpenTelemetry Integration Error Handling Best Practices Apollo MCP Server Licensing Limitations Docs > Open source > Apollo MCP Server > Configuration Config File Reference Custom Scalars Configuration Docs > Open source > Apollo MCP Server > Deployment Deploy the MCP Server Health Checks Configuring CORS for Apollo MCP Server Docs > Open source > Apollo MCP Server > Rhai Scripting Rhai Scripting Lifecycle Hooks Functions Reference Docs > Open source > Apollo MCP Server > MCP Apps MCP Apps Overview MCP Apps Prerequisites MCP Apps Quickstart Guide MCP Apps Development MCP Apps Architecture MCP Apps Reference Docs > Open source > Apollo MCP Server > Guides Development to Production Workflows Authorization with Auth0 Docs > Open source > IDE Support > IDE Support IDE Support for Graph Development Graph Development in VS Code Graph Development in JetBrains IDEs Graph Development in Vim and NeoVim Docs > Resources Apollo Product Changelogs Apollo Glossary Apollo Solutions Use Apollo docs with AI Docs > Resources > Concepts Graphs GraphQL Overview What is Apollo? Why Apollo? Docs > Resources > Guides Get Started with Apollo Docs > Resources > Guides > Set up your graph Define your Use Case Set up your Apollo Account Set Up CI/CD Deploy Apollo Router in Test Environments Docs > Resources > Guides > Set up your graph > Connect APIs Choose your Approach Connect REST APIs Connect GraphQL APIs (Subgraphs) Docs > Resources > Guides > Test and deploy to production Design your Production Schema Set up your Clients Deploy your Graph to Production Migrate Use Case Traffic Docs > Resources > Guides > GraphQL adoption guides GraphQL Adoption Patterns GraphQL as an Abstraction Layer Supergraph Stewardship Docs > Resources > Release Policies Apollo Feature Launch Stages GraphOS Runtime Release Lifecycle Apollo Client Library Release Lifecycle Docs > Resources > Architecture Reference Architecture Docs > Resources > Architecture > Supergraph Architecture Framework Supergraph Architecture Framework Operational Excellence Security Reliability Performance Developer Experience ## What is Apollo GraphQL's llms.txt? Apollo GraphQL publishes an `/llms.txt` file that provides AI systems with a structured index of its documentation. It follows the [llms.txt specification](https://llmstxt.org), organizing links to guides, API references, and tutorials under section headings so that LLMs like ChatGPT, Claude, and Gemini can quickly understand what Apollo GraphQL offers and where to find details. Pass Spec 177 Sections 692 Links 141.2 KB Size ~36.1k Tokens Sections: Docs > Products > Apollo GraphOS Platform · Docs > Products > Apollo GraphOS Platform > APIs and Tools · Docs > Products > Apollo GraphOS Platform > APIs and Tools > GraphOS MCP Server · Docs > Products > Apollo GraphOS Platform > Schema Management · Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery > Publishing · Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery · and 171 more ## Add Apollo GraphQL Docs to Your AI Assistant Select your tool to see how to add Apollo GraphQL's llms.txt as a documentation source. Cursor Windsurf Claude Code ChatGPT Zed Copilot 1. 1 Open any chat or composer panel 2. 2 Type @Docs and select "Add new doc" 3. 3 Paste the URL: https://www.apollographql.com/llms.txt 4. 4 Wait for the green dot (indexing complete) 5. 5 Reference @Docs in chat when asking about Apollo GraphQL Cursor crawls the URL and indexes all subpages. Add a trailing slash to index child pages too. ## Spec Compliance 4 notes ## Frequently Asked Questions Where is Apollo GraphQL's llms.txt file? Apollo GraphQL publishes its llms.txt at https://www.apollographql.com/llms.txt. This file provides a structured, markdown-formatted index of Apollo GraphQL's documentation that AI systems can consume to understand the project's APIs, guides, and references. How do I use Apollo GraphQL's llms.txt with AI coding assistants? Copy the llms.txt content and paste it into your AI assistant (Cursor, Windsurf, Claude, ChatGPT) as context. This gives the AI an accurate map of Apollo GraphQL's documentation so it can provide better code suggestions and answers about Apollo GraphQL. What does Apollo GraphQL's llms.txt contain? Apollo GraphQL's llms.txt contains 177 sections and 692 documentation links in 141.2 KB (~36.1k tokens). Key sections include Docs > Products > Apollo GraphOS Platform, Docs > Products > Apollo GraphOS Platform > APIs and Tools, Docs > Products > Apollo GraphOS Platform > APIs and Tools > GraphOS MCP Server, Docs > Products > Apollo GraphOS Platform > Schema Management, Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery > Publishing, Docs > Products > Apollo GraphOS Platform > Schema Management > Schema Delivery. How many tokens does Apollo GraphQL's llms.txt use? The concise llms.txt index is approximately 36.1k tokens (141.2 KB). Most AI assistants can fit this within their context window. For the full expanded documentation, look for an llms-full.txt variant which embeds all content inline. What is Apollo GraphQL? The GraphQL developer platform. Apollo GraphQL's llms.txt file helps AI systems understand this by providing a structured overview of its documentation, making it easier for developers to get accurate AI-assisted help when working with Apollo GraphQL. Can I generate an llms.txt for my own project? Yes. Use the free llms.txt generator at mdream.dev/tools/llms-txt/generator to crawl your site and produce a spec-compliant llms.txt file. 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