Introducing the Slack Code API: Your agents, your team, one code channel

In August, we launched Slack Code with a simple belief: agentic development shouldn’t be single-player. Instead of disappearing into a private tab, agent work should happen where your team already works, out in the open. Launch partners including Anthropic, Cognition, GitHub, and Vercel put that concept to the test. Code channels are what make this multiplayer AI concept work, providing a dedicated space that an agent can open for a task, with the right people, context, and plan already in it. Teammates can watch the agent work, add context, and approve changes without leaving Slack. GitHub Copilot is proving this works at scale: It opens a dedicated code channel on 30% of its agent sessions. That means nearly a third of the time, the work is big enough for a task-sized workspace where the team can go from idea to done. “We’re building…