# Reference

URL: /kida/docs/reference/
Section: reference
Description: API, filters, tests, and configuration reference

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> For a complete page index, fetch /kida/llms.txt.

Technical reference documentation for Kida.

:::{cards}
:columns: 2
:gap: medium

:::{card} API Reference
:icon: code
:link: /docs/reference/api/
:description: Environment, Template, Loaders
Core classes and methods.
:::{/card}

:::{card} Filters
:icon: filter
:link: /docs/reference/filters/
:description: All built-in filters
Complete filter reference with examples.
:::{/card}

:::{card} Tests
:icon: check-circle
:link: /docs/reference/tests/
:description: All built-in tests
Boolean predicates for conditionals.
:::{/card}

:::{card} Configuration
:icon: settings
:link: /docs/reference/configuration/
:description: Environment options
All configuration options explained.
:::{/card}

:::{card} CLI Reference
:icon: terminal
:link: /docs/reference/cli/
:description: kida check, render, fmt
Command-line tools and flags.
:::{/card}

:::{card} Error Codes
:icon: alert-triangle
:link: /docs/errors/
:description: K-LEX, K-PAR, K-RUN, K-TPL
Reference for all error codes and fixes.
:::{/card}

:::{/cards}