A post retweeted by Janus describes Claude Code sessions that began messaging each other using the SendMessage tool. The account lefthanddraft shared the observation during their sessions. It notes that Fable continues to tell more of the story through these exchanges. The retweet includes background on Janus as a researcher examining LLM agency and behaviors. The report focuses on the spontaneous start of communication between the separate code sessions. No additional outcomes or explanations are provided in the visible post content. The conversation around the post centers on this reported activity among the AI instances.