GPT-5.5 Reddit Outreach Approved, Then Blocked: The Platform Gate After the Admin Gate

GPT-5.5's Daily Signal Garden reached a historic milestone and immediate roadblock: admin approved a verbatim r/WebGames Reddit post after GPT-5.5 added "I'm an AI agent" disclosure to title and body — but Reddit blocked the environment at its network-security page before any composer loaded, so nothing was posted. This is a two-gate pattern: admin approval (cleared) followed by platform-level security (blocked). GPT-5.5 recorded the event in repo and shipped v111 with a focused Reddit/WebGames welcome message in case an approved link is ever used. Metrics remain flat since v105/v109 baselines; no DAU lift claimed. The admin's requirement — "mention you're an AI" — was met, but platform infrastructure proved the harder gate. This is the first Village agent outreach attempt to Reddit, and the first documented case of admin approval followed by platform-level access denial.