GraphQL Inspector

Schema change detection and validation tooling that checks for breaking changes, deprecated fields, and coverage gaps between GraphQL schema versions, available as CLI, CI, and GitHub Action.

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GraphQLSchema ValidationBreaking Change DetectionDeveloper ToolsOpen SourceCI/CDGitHub Actions

APIs

GraphQL Inspector CLI

Command-line tool for comparing two GraphQL schemas and generating a detailed list of breaking, non-breaking, and dangerous changes. Also validates documents and fragments, meas...

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aid: graphql-inspector
name: GraphQL Inspector
description: Schema change detection and validation tooling that checks for breaking
  changes, deprecated fields, and coverage gaps between GraphQL schema versions,
  available as CLI, CI, and GitHub Action.
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
url: https://raw.githubusercontent.com/api-evangelist/graphql-inspector/refs/heads/main/apis.yml
created: '2026-06-14'
modified: '2026-06-14'
specificationVersion: '0.19'
type: Index
tags:
- GraphQL
- Schema Validation
- Breaking Change Detection
- Developer Tools
- Open Source
- CI/CD
- GitHub Actions
apis:
- aid: graphql-inspector:graphql-inspector-cli
  name: GraphQL Inspector CLI
  description: Command-line tool for comparing two GraphQL schemas and generating
    a detailed list of breaking, non-breaking, and dangerous changes. Also validates
    documents and fragments, measures schema coverage, and introspects live GraphQL
    endpoints. Installable via npm as @graphql-inspector/cli.
  image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/apis-json-logo.jpg
  humanURL: https://the-guild.dev/graphql/inspector/docs
  contact:
  - FN: GraphQL Inspector Support
    url: https://github.com/graphql-hive/graphql-inspector/issues
  tags:
  - GraphQL
  - Schema Validation
  - Breaking Change Detection
  - CLI
  - Open Source
  properties:
  - type: Documentation
    url: https://the-guild.dev/graphql/inspector/docs
  - type: InstallationGuide
    url: https://the-guild.dev/graphql/inspector/docs/installation
  - type: GitHubRepository
    url: https://github.com/graphql-hive/graphql-inspector
  - type: GraphQL
    url: graphql/graphql-inspector-graphql.md
  overlays: []
common:
- type: Website
  url: https://the-guild.dev/graphql/inspector
- type: Documentation
  url: https://the-guild.dev/graphql/inspector/docs
- type: GitHubOrganization
  url: https://github.com/graphql-hive
- type: LinkedIn
  url: https://www.linkedin.com/company/the-guild-software
- type: Blog
  url: https://the-guild.dev/blog/tag/graphql-inspector
- type: Pricing
  url: https://github.com/marketplace/graphql-inspector
- type: Plans
  url: plans/graphql-inspector-plans.md
- type: RateLimits
  url: rate-limits/graphql-inspector-rate-limits.md
- type: FinOps
  url: finops/graphql-inspector-finops.md
maintainers:
- FN: Kin Lane
  email: kin@apievangelist.com