On June 2, 2026, developers who restarted their editor got a new name without warning. Developers who restarted their editor that morning did not get a changelog prompt. The app just opened as "Devin Desktop." Cognition shipped the transition as a standard over-the-air update, and its FAQ states that all Windsurf settings are ported to Devin Desktop automatically. Plans and pricing are unchanged for existing users.

This was not a surprise for anyone tracking Windsurf's trajectory. Cognition acquired Codeium — Windsurf's parent company — in 2025 and spent the following months merging the two product lines. The April 2026 Windsurf 2.0 release was the inflection point: it introduced the Agent Command Center panel and bundled Devin's cloud agent directly into the editor. June 2 just made the name match what the product had already become.

An IDE That Manages Agents, Not the Other Way Around

The official announcement frames Devin Desktop as "a full IDE with an agent manager built in, not the other way around." The practical expression of that is the Agent Command Center. Open Devin Desktop and the first thing you see is a Kanban board of every agent you're running, local and cloud, sorted by status: in progress, blocked, ready for review. You can have one agent refactoring an API, another writing unit tests, and a third prototyping UI, all visible at once.

The release also introduces Spaces, a way to share context between agents while grouping sessions, PRs, files, and context. Devin Desktop launches with support for the Agent Client Protocol (ACP), an open-source protocol that lets any compatible agent run inside any ACP-compatible editor. At launch, Devin Desktop supports Codex, Claude Agent, OpenCode, and any other ACP-compatible agents.

ACP was created by Zed Industries in August 2025 and adopted by JetBrains, Google, GitHub, Devin Desktop, and 25-plus agents by June 2026. The move positions Devin Desktop less as a competitor to Claude Code or Cursor and more as a host for all of them.

Cascade Is on the Clock

The deeper operational change is the local agent. Devin Local is the successor to Cascade. The Cognition team has completely rewritten the local agent from scratch in Rust, supporting the same capabilities and settings as Cascade. Devin Local is up to 30% more token efficient and supports modern features like subagents.

The subagent support is the architectural shift. Cascade operated as a single agent: one context window, one turn at a time. Devin Local can spawn subagents — specialized sub-sessions that handle specific parts of a task in parallel before reporting back. For teams running high-volume agent sessions, that 30% token efficiency gain compounds across a full workday.

Cascade is end-of-life on July 1, 2026. Cognition's documentation says plainly that "Cascade remains available through July 1st." Any CI pipeline, automation script, or workflow rule that explicitly invokes Cascade must be repointed to Devin Local before that hard deadline.

One issue that caught enterprise teams off guard: device management policies. Organizations that had "Windsurf" on their approved software list needed to add "Devin" before June 2 or risk users getting blocked by endpoint management tools when the app phoned home under its new identity. The desktop application name is changing from Windsurf to Devin — appearing as Devin.app on macOS, Devin.exe on Windows, and Devin on Linux. IT teams that manage approved software lists have a concrete action item before July 1.

For solo developers and small shops, the practical exposure is narrower but still real. If you used Windsurf for fast tab completions and occasional Cascade sessions, nothing meaningful broke on June 2. The real shift is strategic: Cognition is turning Devin Desktop into a fleet manager for AI agents that also happens to contain a code editor. That architecture is right for teams. It is unnecessary complexity for one person shipping a SaaS app. The immediate to-do for any solo operator with a CI pipeline touching Cascade is the same as an enterprise: search every script for the word and repoint it. After July 1, the agent it's calling won't be there.

Windsurf's reported $82 million ARR and 350-plus enterprise customers at acquisition give a sense of what Cognition absorbed — and the install base that now seeds Devin Desktop. The rebrand puts that installed base inside a framework built for running fleets of agents rather than one. Whether developers treat the Agent Command Center as the point or a distraction depends largely on how many agents they're already running.