Synchronous pricing helper over already-loaded AIEngine.Instance metadata.
Resolves the carrier prompt (AIVideoRunner.GENERATIVE_PROMPT_NAME or
AIImageGenerationRunner.DEFAULT_PROMPT_NAME) and prices every Active/Preview bound
PromptModel via AIEngineBase.Instance.CalculateModelCost, returning the highest
candidate cost (VS-GEN-6).
Synchronous pricing helper over already-loaded
AIEngine.Instancemetadata. Resolves the carrier prompt (AIVideoRunner.GENERATIVE_PROMPT_NAMEorAIImageGenerationRunner.DEFAULT_PROMPT_NAME) and prices every Active/Preview boundPromptModelviaAIEngineBase.Instance.CalculateModelCost, returning the highest candidate cost (VS-GEN-6).