A 6-slide summary of what OpenCode disclosed on Oct 17, 2026, what is still unknown, and a short checklist for any API key you hand to a gateway. Sources: The Hacker News https://thehackernews.com/2026/10/opencode-console-breach-may-have.html and OpenCode's notice https://x.com/opencode/status/2111519637049319818 .