Update to Development OS
Snapshot Oct 24, 2026 · 13:24 UTC · version 4.1.9
Declared capabilities changed
Full description — Now says: Development OS packages an activation-resilient development session kernel plus coordinated meaning, perspective, proof, and execution specialists.
Observed in instructions or declared skills. Runtime behavior has not been tested.
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All fields and original values.
Full description
Oct 9, 2026 · 00:10 UTC
Development OS packages the canonical reasoning skills used to shape, build, verify, and govern software work.
Oct 24, 2026 · 13:24 UTC
Development OS packages an activation-resilient development session kernel plus coordinated meaning, perspective, proof, and execution specialists.
Long description
Oct 9, 2026 · 00:10 UTC
provides five coordinated reasoning skills for software and digital-product work while remaining independent of any specific repository, provider, or connected tool.
Oct 24, 2026 · 13:24 UTC
is a skills-only development reasoning system for software and digital-product work. It keeps one session kernel active while composing specialist skills for product meaning, professional perspective, evidence, and execution.
Short description
Oct 9, 2026 · 00:10 UTC
Effectively create anything.
Oct 24, 2026 · 13:24 UTC
Development reasoning system
Declared skills
Oct 9, 2026 · 00:10 UTC
[{"description":"Automatically use for software and digital-product development work. Own the active development session: fresh present intent, stable objective/constraints, stage and mode, authority, scoped authorization, referent-scope...
Oct 24, 2026 · 13:24 UTC
[{"description":"Automatically use as the session kernel for software and digital-product development work, including audits, architecture, implementation, debugging, provider operations, waits/resumption, and terse continuation. Own pre...
Compare saved observations
Download comparison JSONFull technical diff · 15 changed fields
added /is_template_instance
Field was absent
false
changed /release/description
"Development OS packages the canonical reasoning skills used to shape, build, verify, and govern software work."
"Development OS packages an activation-resilient development session kernel plus coordinated meaning, perspective, proof, and execution specialists."
changed /release/id
"pluginrel_14ba42aad6c08191a6f2ba21af29e7cf"
"pluginrel_1e0a6afe7a888191b5da70beeb088dd8"
changed /release/interface/capabilities
[ "Read" ]
[ "Development workflow", "Product reasoning", "Evidence verification", "Execution guidance" ]
changed /release/interface/category
"Productivity"
"Developer Tools"
changed /release/interface/composer_icon_url
"https://files.openai.com/content?id=file_000000002a28821181b5da6ef338b7c1"
"https://files.openai.com/content?id=file_00000000a33481f68b24d30a0c2a193b"
changed /release/interface/logo_url
"https://files.openai.com/content?id=file_00000000ddf081f48ae397ccbca4c27f"
"https://files.openai.com/content?id=file_000000007a4081f688182796d1503c65"
changed /release/interface/long_description
"Development OS provides five coordinated reasoning skills for software and digital-product work while remaining independent of any specific repository, provider, or connected tool."
"Development OS is a skills-only development reasoning system for software and digital-product work. It keeps one session kernel active while composing specialist skills for product meaning, professional perspective, evidence, and execution."
changed /release/interface/plugin_category_id
"productivity"
"developer tools"
changed /release/interface/privacy_policy_url
null
"https://github.com/pyralisxc/Development-OS/blob/8c118d521f2b24a7463952fe0ae2a9fc07731bcc/PRIVACY.md"
changed /release/interface/short_description
"Effectively create anything."
"Development reasoning system"
changed /release/interface/terms_of_service_url
null
"https://github.com/pyralisxc/Development-OS/blob/8c118d521f2b24a7463952fe0ae2a9fc07731bcc/TERMS.md"
changed /release/interface/website_url
null
"https://github.com/pyralisxc/Development-OS"
changed /release/skills
[
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"description": "Use with Development OS whenever development work materially depends on proof, uncertainty, tests, runtime/provider evidence, documentation authority, regressions, acceptance, or deciding what evidence deserves permanence. Development OS must remain active as the session kernel; Evidence Stewardship manages the transition from uncertainty to justified confidence.",
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"display_name": "evidence-stewardship",
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"iconography": "radar",
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]changed /release/version
"4.1.6"
"4.1.9"
Full snapshot data
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