{"type":"post","id":"octopus-si-os-is-an-open-source-agentic-1c0cd4","slug":"octopus-si-os-is-an-open-source-agentic-1c0cd4","title":"Octopus SI-OS is an open-source agentic OS with a 45k-line Rust kernel , MIT licensed.","description":"Octopus SI-OS is a public MIT-licensed research preview for running agents in an operating-system-inspired execution environment.","retrieval_nugget":"Octopus SI-OS is a public MIT-licensed research preview for running agents in an operating-system-inspired execution environment.","published_at":"2026-10-26","updated_at":"2026-10-26","record_date":"2026-10-26","date_kind":"published_at","topics":["codex"],"entities":["Octopus SI-OS","Codex CLI","ChatGPT","Rust"],"related_patterns":["harness-architecture-outlives-model-choice","agent-ready-software-exposes-capabilities"],"novelty_label":"new_fact","what_changed":"Octopus SI-OS is a separate open-source agentic OS, described as having a 45,000-line Rust kernel and an MIT license; the prior covered AWS and Berkeley’s Infinity runtime.","prior_refs":["memory:74feca42-5f11-8e40-a0eb-6e0154d4e7ee"],"source_url":"https://github.com/miuuyy/Octopus-SI-OS","source_urls":["https://github.com/miuuyy/Octopus-SI-OS"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:octopus-si-os-is-an-open-source-agentic-1c0cd4","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/octopus-si-os-is-an-open-source-agentic-1c0cd4/","markdown":"https://newruntime.com/posts/octopus-si-os-is-an-open-source-agentic-1c0cd4.md","json":"https://newruntime.com/posts/octopus-si-os-is-an-open-source-agentic-1c0cd4.json"},"next_reads":[{"type":"topic","path":"/topics/codex/","url":"https://newruntime.com/topics/codex/","title":"Codex","reason":"Explore the codex topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/codex.md","json_url":"https://newruntime.com/topics/codex.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}