Features
Parallel task execution in isolated cloud sandboxes
Powered by codex-1 (OpenAI o3 optimized for SWE)
Reinforcement learning for clean, human-like patches
Real-time progress monitoring with citations and logs
Iterative test execution until passing
AGENTS.md file support for project guidance
Automatic code commit after task completion
User-configurable environment matching dev setup
GitHub pull request proposal
Read and edit files, run commands (test, lint, typecheck)
Optional internet access (enabled June 2025)
Secure isolated containers (internet disabled by default)
Task completion in 1-30 minutes
Verifiable evidence of actions (citations, terminal logs, test outputs)
192k token context length at medium reasoning effort
Agent Command Center for dispatching and monitoring agents
Spaces to share context and Git worktrees across agents
Supercomplete predictive inline edits
Fast Context for instant codebase awareness
Full IDE with syntax highlighting, autocomplete, and debugging
Agent diffs for rapid review of code changes
Effortless handoff to Devin Cloud agents for background tasks
Agent Client Protocol (ACP) for multi-model support
Free unlimited access to SWE-1.6 model
Security reviews in Devin Review (auth bypasses, logic flaws)
Plugin system for Devin Local (preview)
Terminal allow/deny lists for team security
Unlimited Tab completions on Free plan