CostAwareResearchAgent: summariseWithLlm cost 0.9, summariseLocally cost 0.1, both return Summary.

Status: COMPLETED
Actions in the order they ran:
  com.ankurm.agents.embabel.CostAwareResearchAgent.findSources
  com.ankurm.agents.embabel.CostAwareResearchAgent.summariseLocally
  com.ankurm.agents.embabel.CostAwareResearchAgent.writeBrief

Prompts the LLM received (1):
  Write a two-line brief titled 'virtual threads' from: JEP 444 makes virtual threads final in Java 21.