Function shouldUseReasoningEffort

src/shared/api.ts:52–97

({
	model,
	settings,
}: {
	model: ModelInfo
	settings?: ProviderSettings
})

}): boolean => !!model.requiredReasoningBudget || (!!model.supportsReasoningBudget && !!settings?.enableReasoningEffort)

export const shouldUseReasoningEffort = ({
	model,
	settings,
}: {
	model: ModelInfo
	settings?: ProviderSettings
}): boolean => {
	// Explicit off switch
	if (settings?.enableReasoningEffort === false) return false

	// Selected effort from settings or model default
	const selectedEffort = (settings?.reasoningEffort ?? (model as any).reasoningEffort) as
		| "disable"
		| "none"
		| "minimal"
		| "low"
		| "medium"
		| "high"
		| undefined

	// "disable" explicitly omits reasoning
	if (selectedEffort === "disable") return false

	const cap = model.supportsReasoningEffort as unknown

	// Capability array: use only if selected is included (treat "none"/"minimal" as valid)
	if (Array.isArray(cap)) {
		return !!selectedEffort && (cap as ReadonlyArray<string>).includes(selectedEffort as string)
	}

	// Boolean capability: true → require a selected effort
	if (model.supportsReasoningEffort === true) {
		return !!selectedEffort
	}

	// Not explicitly supported: only allow when the model itself defines a default effort
	// Ignore settings-only selections when capability is absent/false
	const modelDefaultEffort = (model as any).reasoningEffort as
		| "none"
		| "minimal"
		| "low"
		| "medium"
		| "high"
		| undefined
	return !!modelDefaultEffort
}

export const DEFAULT_HYBRID_REASONING_MODEL_MAX_TOKENS = 16_384
export const DEFAULT_HYBRID_REASONING_MODEL_THINKING_TOKENS = 8_192