Struct SystemLanguageModel 

pub struct SystemLanguageModel;

The on-device system language model namespace.

Implementations

impl SystemLanguageModel

pub fn is_available() -> bool

Convenience: availability() == Availability::Available.

pub fn availability() -> Availability

Detailed availability state of the default model.

pub fn default_model() -> Option<ConfiguredSystemLanguageModel>

Borrow the SDK’s shared default model as a configured handle.

pub fn with_use_case( use_case: UseCase, guardrails: Guardrails, ) -> Result<ConfiguredSystemLanguageModel, FMError>

Build a configured system model for the supplied use case and guardrails.

Errors

Returns an FMError if the current OS does not expose FoundationModels.

pub fn with_adapter( adapter: &Adapter, guardrails: Guardrails, ) -> Result<ConfiguredSystemLanguageModel, FMError>

Build a configured system model backed by an adapter.

Errors

Returns an FMError if the adapter is invalid or the current OS does not expose FoundationModels.

pub fn supported_languages() -> Vec<String>

Languages supported by the default system model.

pub fn supports_locale(locale_identifier: &str) -> bool

Whether the default model supports a locale.

pub async fn token_count(prompt: &str) -> Result<usize, FMError>

Available on crate feature async only.

Count how many tokens the default system model would consume for a prompt.

Errors

Returns an FMError if the prompt is invalid or the SDK rejects the request.

Trait Implementations

impl Clone for SystemLanguageModel

fn clone(&self) -> SystemLanguageModel

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Copy for SystemLanguageModel

impl Debug for SystemLanguageModel

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.