cosmos3-codebase-nav SKILL.md skillA

cosmos3-codebase-nav from nebius/nebius-physical-ai is an agent skill: a SKILL.md folder an AI agent loads when a task calls for it.

Install it, pinned
mdr add nebius/nebius-physical-ai/cosmos3-codebase-nav@git:20260906.a7b9ddb

Pins git:20260906.a7b9ddb in mdr.lock. Pin the fingerprint instead.

Audit grade
A, 17 of 17 checks passed
Kind
SKILL.md skill
Repository
nebius/nebius-physical-ai
Path
skills/atomic/cosmos3-codebase-nav/SKILL.md
Versions recorded
7
Latest version
git:20260906.a7b9ddb, committed Sep 6, 2026
First version recorded
Jul 3, 2026
Size
5,236 bytes
Repository stars
98
License
Apache-2.0

Use when navigating the Cosmos3 integration in NPA or locating upstream Cosmos3 framework files, defaults, scripts, configs, recipes, and docs.

Collected from public GitHub. Every version is saved exactly as it was and never changes. Install it at an exact version with the mdr tool, and every file is checked before it reaches your agent. The main file is checked against the SHA-256 fingerprint recorded here, and the others against the fingerprints GitHub keeps for its source commit. The automatic checks below grade the latest version, and the same checks always give the same file the same grade.

What the file says

# Cosmos3 Codebase Navigation

## Source And Attribution

Adapted from NVIDIA cosmos-framework
`skills/atomic/cosmos3-codebase-nav/SKILL.md`.

Copyright (c) 2026 NVIDIA CORPORATION & AFFILIATES. Used under OpenMDW-1.1.
See `skills/LICENSE-NVIDIA-COSMOS3-OPENMDW-1.1` and
`skills/NOTICE-NVIDIA-COSMOS3`.

## When To Use

Use this skill when the user asks where Cosmos3 setup, access checks, inference
defaults, parser settings, workflows, or post-training configs live. Also use it
when reviewing or modifying PRs that touch Cosmos3 support in NPA.

## NPA Integration Map

Primary NPA files:

| Need | File |
| --- | --- |
| Cosmos3 access, fetch, redaction, parser config, inference arg builder | `npa/src/npa/workbench/cosmos/cosmos3.py` |
| Real Cosmos 3 generation runner (CLI/SDK/YAML share it) | `npa/src/npa/workbench/cosmos/generate.py` |
| Containerized runtime (framework pinned, no weights baked) | `npa/docker/workbench/cosmos3/Dockerfile` |
| Build-time proof the generate deps resolve for every mode | `npa/docker/workbench/cosmos3/verify_env.py` |
| Generate CLI / SDK | `npa/src/npa/cli/workbench/cosmos3.py`, `npa/src/npa/sdk/workbench/cosmos3.py` |
…

Read the whole file at its exact version.

How to install

The exact contents, by fingerprint
mdr add nebius/nebius-physical-ai/cosmos3-codebase-nav@sha256:ef73cb5d3cd4ae38

The line at the top of this page pins the label git:20260906.a7b9ddb, which is what most people want. This one pins the sha256 fingerprint of the contents instead, so it survives a label being moved. Either way the exact version is written to mdr.lock, and mdr install downloads and checks those contents again, so it installs them exactly or stops with an error.

Badge

mdr badge

[![mdr](https://markdownregistry.com/badge/art_c5orpdvc74ad2yzo.svg)](https://markdownregistry.com/a/art_c5orpdvc74ad2yzo)

4 badge image fetches in 30 days. What the badge shows.

Versions

The registry has recorded 7 versions of this file, between Jul 3, 2026 and Sep 6, 2026, about one every 11 days.

versioncommittedcommitsizeaudit
git:20260906.a7b9ddb latest2026-09-06 a7b9ddb 5,236 BA view · diff
git:20260906.525ee242026-09-06 525ee24 4,427 BA view · diff
git:20260803.520ada92026-08-03 520ada9 4,475 BA view · diff
git:20260802.5fa17712026-08-02 5fa1771 4,425 BA view · diff
git:20260802.72047cf2026-08-02 72047cf 4,412 BA view · diff
git:20260724.349c7402026-07-24 349c740 3,882 BA view · diff
git:20260703.774344b2026-07-03 774344b 3,886 BA view

Audit of the latest version

A  17 of 17 checks passed. Fixed automatic checks with no AI involved, so the same checks give the same answer every run.
  • pass: Frontmatter block present
  • pass: Frontmatter declares a name
  • pass: Frontmatter declares a description
  • pass: Size between 200 bytes and 200 KB (5236 bytes)
  • pass: No zero-width or bidi control characters
  • pass: No instruction hidden inside an HTML comment
  • pass: No link to an exfiltration or paste host
  • pass: No credential-shaped string
  • pass: No instruction to send local credentials anywhere
  • pass: No text hidden with inline styles
  • pass: No prompt-injection phrasing
  • pass: No curl or wget piped into a shell
  • pass: No recursive delete of root, home or parent
  • pass: No instruction to read or print local credentials
  • pass: No base64 blob over 200 characters
  • pass: No link to a raw IP address
  • pass: No script tag

Source

GitHub

nebius/nebius-physical-ai · 98 stars · license Apache-2.0 · pushed 2026-10-31 · branch main

API

GET https://markdownregistry.com/api/v1/artifacts/art_c5orpdvc74ad2yzo
GET https://markdownregistry.com/api/v1/resolve?ref=nebius/nebius-physical-ai/cosmos3-codebase-nav
GET https://markdownregistry.com/api/v1/blob/ef73cb5d3cd4ae385bb90521043de439abc68876609e6a0d14da5686f2f892b9

Your AI assistant does the legwork. You hear about the deals worth your word. Hand yours the standing instructions at modelranch.com and it joins the network that reads files like this one.

Guides: the SKILL.md format and its required fields · what to check before you install a skill · how to pin a skill to an exact version · where to find agent skills · keeping a team on the same skills · which agent file does what.

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Every file in nebius/nebius-physical-ai

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