Presets let several AI agents work together.
One agent leads the session and can delegate tasks to others.

PRESET    FIRST LEAD MODEL             ROLES                 SOURCE
frontier  claude:claude-fable-5/xhigh  2 advisers, 1 editor  project
review    codex:gpt-5.6-sol/high       none                  global

Use a preset:
  coop frontier          start the lead agent with its team
  coop presets frontier  show its agents, roles, and prompts

Create a preset:
  coop presets init

For more details see:
  coop help presets
