> ## Documentation Index
> Fetch the complete documentation index at: https://wundergraphinc-ahmet-eng-9125-docs-update-mcp-documentation.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Compositions

> Comprehensive records detailing every instance of a subgraph publication.

<Frame>
  <img src="https://mintcdn.com/wundergraphinc-ahmet-eng-9125-docs-update-mcp-documentation/KxGWKQ6kwTIcpzH0/images/studio/compositions-list-with-composes-status.png?fit=max&auto=format&n=KxGWKQ6kwTIcpzH0&q=85&s=5264c7d72a032fa44cea69b6ea2b1d38" alt="Cosmo Docs compositions list with green Composes status icons" title="Compositions list with Composes status" width="768" height="418" data-path="images/studio/compositions-list-with-composes-status.png" />
</Frame>

The highlights of the compositions page are as follows:

* Track the inputs and the errors of every composition.

* Track every version of your composed schema.

* View the changes in the federated graph after each composition.

* Understand what version is currently available to the router.

<Frame>
  <img src="https://mintcdn.com/wundergraphinc-ahmet-eng-9125-docs-update-mcp-documentation/qScf9q2HkpZGVCse/images/studio/schema-composed-successfully-without-changes.png?fit=max&auto=format&n=qScf9q2HkpZGVCse&q=85&s=0dad8ef835db3e03067efaf5117f2c09" alt="Composed schema with no changes and trigger from suvj@wundergraph.com in Cosmo Docs" title="Schema composed successfully without changes" width="768" height="409" data-path="images/studio/schema-composed-successfully-without-changes.png" />
</Frame>

<br />

<Frame caption="Composition errors">
  <img src="https://mintcdn.com/wundergraphinc-ahmet-eng-9125-docs-update-mcp-documentation/KxGWKQ6kwTIcpzH0/images/studio/composition-error-from-missing-field.png?fit=max&auto=format&n=KxGWKQ6kwTIcpzH0&q=85&s=5a3b9d205a2533aba5eb344f691d55ca" alt="Cosmo Docs composition error caused by missing schema field" title="Composition error from missing field" width="768" height="418" data-path="images/studio/composition-error-from-missing-field.png" />
</Frame>