Cosine is an agentic AI software engineer for end-to-end coding tasks across CLI, editor, and cloud workflows.

Features
- Codebase-level understanding and planning
- Parallel multi-agent execution for complex tasks
- Works across CLI and editor workflows
- Produces isolated, review-friendly PR outputs
- Supports refactors, migrations, and bug-fix flows
- Reduces manual serial effort in long tasks
Use Cases
- Large-scale refactoring and migrations
- Complex bug diagnosis and automated fixes
- Batch handling of engineering backlog
- Parallel development across multiple tickets
- Higher throughput and delivery speed
- Automation of repetitive engineering operations
FAQ
Cosine is an end-to-end AI software engineering assistant that understands codebases, plans tasks, executes changes, and opens reviewable PRs. Its multi-agent execution model is suited for refactors, migrations, and other long-horizon engineering work. Core capabilities include: Codebase-level understanding and planning, Parallel multi-agent execution for complex tasks, Works across CLI and editor workflows.
Common scenarios include: Large-scale refactoring and migrations, Complex bug diagnosis and automated fixes, Batch handling of engineering backlog.