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GraphQL

Query any GraphQL endpoint with introspection — schema-aware tool surface.

407 stars 61 forks Last commit 11mo ago Language TypeScript License MIT
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npm install -g mcp-graphql

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About

Generic GraphQL bridge. Introspects the target schema on connect and exposes both schema browsing and query execution as tools. Bearer-token auth supported.

Tags #graphql #tooling #community

Recent releases (5)

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  • v2.0.4 Latest May 27, 2025 
    fix: add ignorable input boolean for introspect schema

Another workaround for clients that send undefined as an argument when inputArguments is an empty object

Also added two debug clients to fool around with this a bit

**Full Changelog**: https://github.com/blurrah/mcp-graphql/compare/v2.0.3...v2.0.4
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  • v2.0.3 May 27, 2025 
    fix: update all dependencies

This should hopefully fix the issue where undefined is not allowed as input for a tool call without input arguments.

**Full Changelog**: https://github.com/blurrah/mcp-graphql/compare/v2.0.2...v2.0.3
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  • v2.0.2 May 26, 2025 
    fix: clients sending undefined to introspect breaks tool

This forces an input that doesn't break by just adding an optional argument that doesn't do anything.

Fixes #24

**Full Changelog**: https://github.com/blurrah/mcp-graphql/compare/v2.0.1...v2.0.2
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  • v2.0.1 Apr 22, 2025 
    chore: add better error returns

have a feeling that thrown errors do not properly return responses to the model that uses it

**Full Changelog**: https://github.com/blurrah/mcp-graphql/compare/v2.0.0...v2.0.1
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  • v2.0.0 Apr 18, 2025 
    release: bump package.json to 2.0.0

## What's Changed
* chore: remove per query endpoints and headers by @blurrah in https://github.com/blurrah/mcp-graphql/pull/17


**Full Changelog**: https://github.com/blurrah/mcp-graphql/compare/v1.0.1...v2.0.0
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