> ## Documentation Index
> Fetch the complete documentation index at: https://docs.conductor.is/llms.txt
> Use this file to discover all available pages before exploring further.

# OpenAPI

> Download and use our OpenAPI specification

Conductor provides a complete [OpenAPI](https://www.openapis.org/what-is-openapi) specification for our API, which you can use to generate client libraries, validate requests, and explore the API.

## Download

You can [download our OpenAPI specification here](https://app.stainless.com/api/spec/documented/conductor).

<Note>
  The specification uses OpenAPI v3.1, is in YAML format, and is approximately
  80,000 lines long.
</Note>

## Coverage

Our OpenAPI specification includes:

* **Core Resources**: API endpoints for managing end users, auth sessions, and more
* **QuickBooks Desktop API**: Complete set of QuickBooks Desktop API operation for transactions, items, and general resources

## Use Cases

* Generate client libraries in various programming languages
* Create custom documentation
* Test API endpoints with tools like Postman
* Validate requests and responses
* Create mock servers for testing


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