Skip to main content

Leon API DocsGuides API Reference Sample Queries Changelogs

Leon API Documentation
API Reference
Authentication
Changelogs
Integration lifecycle for third-party providers
Leon MCP Server — Tools Reference
Using the MCP Server in Leon
Sample queries
Standard workflows
Subscriptions
Validation example

API Reference
Types
Directives
Directive: filterNonNullValues

Directive: filterNonNullValues

Returns non-null values from array

directive @filterNonNullValues on FIELD_DEFINITION

Directive: filterNoAccessTrRevision

Directive: filterQuoteRealizationAccess

Docs

Guides
API Reference
Sample Queries
Changelogs

More

Leon

Last updated on: 2026-10-04 19:19 UTC — Copyright © 2026 Leon Software.