# Core API

Platform-independent models, backend contracts, registries, conversion, authorization, mentions, and capability declarations.

## Models

```{eval-rst}
.. automodule:: chatom.base.base
   :members:
   :member-order: bysource

.. automodule:: chatom.base.user
   :members:
   :member-order: bysource

.. automodule:: chatom.base.channel
   :members:
   :member-order: bysource

.. automodule:: chatom.base.organization
   :members:
   :member-order: bysource

.. automodule:: chatom.base.thread
   :members:
   :member-order: bysource

.. automodule:: chatom.base.message
   :members:
   :member-order: bysource

.. automodule:: chatom.base.attachment
   :members:
   :member-order: bysource

.. automodule:: chatom.base.embed
   :members:
   :member-order: bysource

.. automodule:: chatom.base.reaction
   :members:
   :member-order: bysource

.. automodule:: chatom.base.presence
   :members:
   :member-order: bysource

.. automodule:: chatom.base.interaction
   :members:
   :member-order: bysource
```

## Capabilities and conversion

```{eval-rst}
.. automodule:: chatom.base.capabilities
   :members:
   :member-order: bysource

.. automodule:: chatom.base.conversion
   :members:
   :member-order: bysource

.. automodule:: chatom.base.mention
   :members:
   :member-order: bysource

.. automodule:: chatom.base.authorization
   :members:
   :member-order: bysource
```

## Connections and backends

```{eval-rst}
.. automodule:: chatom.base.connection
   :members:
   :member-order: bysource

.. automodule:: chatom.backend.backend_config
   :members:
   :member-order: bysource

.. automodule:: chatom.backend.backend_registry
   :members:
   :member-order: bysource

.. automodule:: chatom.backend.backend
   :members:
   :member-order: bysource

.. automodule:: chatom.enums
   :members:
   :member-order: bysource
```