Walden Yan

Co-founder and Chief Product Officer of Cognition, the AI company behind Devin. He works on agentic software-engineering systems, including model routing, context engineering, and multi-agent workflows.

Devin’s 80% Commit Share Shows Background Agents Becoming Production Infrastructure

Cognition co-founder and CPO Walden Yan and OpenInspect creator Cole Murray argue that software engineering is moving from IDE-based, step-by-step prompting toward background agents that can turn a specification into a tested pull request. Their case is that Devin’s rise from 16% to 80% of non-merge commits across three Cognition repos is not mainly a model benchmark, but evidence of a production workflow built on cloud sandboxes, scoped permissions, repo setup, testing, integrations, memory, and code review. Both warn that autonomy without those systems can degrade a codebase as quickly as it accelerates output.

Latent SpaceMay 28, 202623 min read