Best GraphQL MCP Servers
GraphQL is a query language for APIs and a runtime for fulfilling those queries with your existing data.
Why this server?
Probes and analyzes GraphQL endpoints to diagnose blank pages, empty data, and contract mismatches, providing root cause and fix hints.
AlicenseAqualityAmaintenanceProbes your live API and classifies why each endpoint failed (root cause, evidence, and a calibrated confidence level), exposed over MCP so your AI assistant debugs from evidence instead of guessing. Works with FastAPI, Express, Next.js, tRPC, and GraphQL.Last updated872Apache 2.0Why this server?
Scans GraphQL SDL files to extract Query, Mutation, Subscription, and Type definitions for cross-service API dependency analysis and semantic code navigation.
Why this server?
Provides tools for executing GraphQL queries and introspecting schemas against any GraphQL endpoint, with support for dynamic headers, filtered schema introspection, and configurable mutation controls
AlicenseAqualityAmaintenanceEnhanced MCP server for GraphQL with filtered introspection and full variable support.Last updated11322,4902MITWhy this server?
Connects to IBM FileNet Content Platform Engine via Content Services GraphQL API, enabling document management, version control, folder operations, search, and metadata management for enterprise content stored in FileNet Content Manager.

Core Content Services MCPofficial
AlicenseAqualityDmaintenanceEnables AI models to interact with IBM FileNet Content Manager for document management, folder operations, metadata handling, search, and content extraction through a standardized interface.Last updated2613Apache 2.0Why this server?
Connects directly to the OP.GG Esports GraphQL API to retrieve upcoming League of Legends match schedules and information

opgg-esportsofficial
FlicenseBquality-maintenanceConnect AI agents to OP.GG Esports data and retrieve upcoming League of Legends match schedules effortlessly. Access structured match information through a standardized interface, enhancing your AI's capabilities with real-time esports data.Last updated216Why this server?
Allows the database to be queried using the GraphQL language for flexible data retrieval.
AlicenseAqualityAmaintenanceArcadeDB Multi-Model Database, one DBMS that supports SQL, Cypher, Gremlin, HTTP/JSON, MongoDB and Redis. ArcadeDB is a conceptual fork of OrientDB, the first Multi-Model DBMS. ArcadeDB supports Vector Embeddings.Last updated101,040Apache 2.0Why this server?
Performs full GraphQL schema introspection and discovery of hidden fields to identify potential security vulnerabilities.

operant-mcpofficial
AlicenseAqualityDmaintenanceA comprehensive security testing MCP server providing 51 tools for penetration testing, network forensics, memory analysis, and vulnerability assessment. It enables automated security audits and technical investigations across web applications, cloud environments, and network captures.Last updated519014MITWhy this server?
Provides GraphQL querying capabilities specifically for Aptos blockchain data, allowing structured data retrieval through GraphQL endpoints.

Nodit MCP Serverofficial
AlicenseAqualityAmaintenanceConnects AI agents and developers to structured blockchain data across multiple networks through Nodit's Web3 infrastructure, enabling easy querying, analysis and interaction with blockchain ecosystems without specialized development expertise.Last updated93123Apache 2.0Why this server?
Uses GraphQL API to communicate with LaunchNotes for managing projects, announcements, and feedback.
AlicenseAqualityAmaintenanceEnables management of LaunchNotes projects and announcements through natural language, including customization of themes, colors, content, and publishing announcements with full read/write access via the LaunchNotes GraphQL API.Last updated2214MIT