Devin
Cognition's autonomous AI software engineer uses a shell, IDE, and browser in isolated workspaces to implement, debug, test, and open pull requests, with desktop, terminal, API, parallel sessions, and project-management integrations.
Why use it
It fits well-scoped backlog items, migrations, refactors, test coverage, bug fixes, and repetitive engineering work, while teams observe, take over, and reuse knowledge and Playbooks.
Where it fits
Find engines, frameworks, code libraries, version control, and production automation.
What to check
Devin is a proprietary hosted product combining free quota, subscriptions, and paid overage; enterprise capabilities follow order-specific terms. Autonomous execution and output still carry correctness, security, and IP risk, so review diffs, tests, and dependency licenses before merge or deployment.