---
layout: page
title: "GraphQL Introspection"
node_type: "lib.graphql.Introspection"
namespace: "lib.graphql"
---

**Type:** `lib.graphql.Introspection`

**Namespace:** `lib.graphql`

## Description

Fetch the schema of a GraphQL endpoint via introspection query.
    graphql, introspection, schema, types, api

## Properties

| Property | Type | Description | Default |
|----------|------|-------------|---------|
| url | `str` | GraphQL API endpoint URL | `` |
| headers | `str` | Optional JSON object of additional HTTP headers | `` |

## Outputs

| Output | Type | Description |
|--------|------|-------------|
| output | `dict` |  |

## Related Nodes

Browse other nodes in the [lib.graphql](../) namespace.
