Ouroboros: A Self-Developing Frontier Coding Agent with Reviewed Core Evolution

We present Ouroboros, a self-developing agent harness whose tools, prompts, context assembly, and core implementation improve through reviewed commits that become the runtime for later work. Core evolution proceeds in two modes. In recursive free evolution, improvement is itself a task, and completing one evolution cycle can schedule the next. In experience-driven core evolution, ordinary work and social interaction expose bugs, rough edges, and inefficient context construction that lead to revi

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ethics.ai (7 August 2026), “Ouroboros: A Self-Developing Frontier Coding Agent with Reviewed Core Evolution,” evidence record 17969, https://ethics.ai/record/17969 (originally published by HuggingFace Daily Papers).

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