Devin

Unlike AI coding copilots that require constant human direction at every step, Devin operates autonomously within a cloud-based IDE environment, handling multi-step engineering tasks that previously required a skilled human developer.

From hunting down and fixing obscure bugs in large codebases to building and deploying full-stack applications, Devin represents a fundamental step change in what AI can accomplish in software development.

Devin 2.0, released in 2025, introduced a dramatically improved architecture along with a major price reduction bringing the starting cost from $500/month down to just $20/month, making autonomous AI engineering accessible to a much broader range of developers and teams.

The new version completes over 83% more junior-level development tasks per Agent Compute Unit compared to its predecessor, a significant benchmark improvement that reflects both better planning capabilities and more efficient use of compute resources during complex task execution.

The Devin interface takes inspiration from professional development environments, presenting users with a VS Code-style IDE that allows them to review Devin's work, suggest edits, run tests, and monitor task progress in real time.

One of Devin 2.0's most powerful features is the ability to spin up multiple Devin instances in parallel, enabling teams to tackle multiple engineering tasks simultaneously dramatically accelerating throughput for organizations with large engineering backlogs or tight sprint timelines.

Beyond raw code generation, Devin functions as an intelligent engineering partner. It can generate detailed project plans, answer questions about existing codebases with cited references, create technical wikis and documentation, and identify where code improvements would have the most impact.