OpenAI Symphony Skill by ara.so — Daily 2026 Skills collection. Symphony turns project work into isolated, autonomous implementation runs, allowing teams to manage work instead of supervising coding agents . Instead of watching an agent code, you define tasks (e.g. in Linear), and Symphony spawns agents that complete them, provide proof of work (CI status, PR reviews, walkthrough videos), and land PRs autonomously. --- What Symphony Does - Monitors a work tracker (e.g. Linear) for tasks - Spawns isolated agent runs per task (using Codex or similar) - Each agent implements the task, opens a PR…