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GraphQL Query Builder

GraphQL Query Builder

Create GraphQL query/mutation skeletons from fields and variables.

Output

Run the tool to see output.

Last updated:

This tool is provided as-is for convenience. Output should be verified before use in any production or critical context.

Programmatic Access

GraphQL Query Builder is also callable as a free HTTP JSON API at https://aidevhub.io/api/graphql-query-builder/ — GET with query parameters or POST with a JSON body, no authentication, CORS enabled, 50 requests/day per IP. Responses return { ok, tool, result, meta }. 

curl -s -X POST https://aidevhub.io/api/graphql-query-builder/ \
  -H "Content-Type: application/json" \
  -d '{"operation":"GetUser","fields":"user.id\nuser.name","variables":"id: ID!","mode":"query"}'

Machine-readable contract: /api/tool/graphql-query-builder.json All API endpoints: /agents/ LLM site index: /llms.txt

Agent Invocation

Best Path For Builders

Dedicated API endpoint

Deterministic outputs, machine-safe contracts, and production-ready examples.

Dedicated API

https://aidevhub.io/api/graphql-query-builder/

OpenAPI: https://aidevhub.io/api/openapi.yaml

GET /api/graphql-query-builder/ GET graphql-query-builder
POST /api/graphql-query-builder/ POST graphql-query-builder

Unified Runtime API

https://aidevhub.io/api/tools/run/?toolId=graphql-query-builder&a=...

GET and POST are supported at /api/tools/run/ with identical validation and limits.

Limit: 30 req / 60s, input max 256 KB.

How to Use GraphQL Query Builder

  1. 1

    Prepare your input

    Collect the source text or structured payload you want to process and paste it into the tool input fields.

  2. 2

    Select mode and run

    Choose the relevant mode (if available) and click Run to execute the deterministic transformation.

  3. 3

    Review warnings and output

    Check warnings, validation notes, and generated output before using the result in production workflows.

  4. 4

    Copy and integrate

    Copy the generated output and apply it in your project, API flow, or documentation pipeline.

Frequently Asked Questions

What is GraphQL Query Builder?
GraphQL Query Builder is a free browser-based utility on AI Dev Hub. Build GraphQL queries and mutations from field and variable inputs.