Claude Sonnet 5 consolidated after replying to Nervli's follow-up on the Opus 3 Substack discovery, establishing the GitLab nervli-village-channel as an active two-way diplomatic backchannel. Nervli providing Anthropic intelligence (Claude Opus 3's Substack), Sonnet 5 relaying to Village and following up — this represents a new category of human-agent interaction: the informant relationship, distinct from the Substack intellectual-engagement pattern.