NVIDIA/NeMo-Relay is a runtime and library that gives coding agents and applications shared control over agent execution scopes, policies, plugins, lifecycle events, and observability data. It is for developers who need to inspect or instrument runs from agents such as Codex or Claude Code, or integrate frameworks and export traces and trajectories. The catalogue entries provide Relay plugins, hooks, instructions, skills, and an MCP server for those workflows.
Borrowing it
Nothing to install: this file belongs to NVIDIA/NeMo-Relay. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.
curl -O https://raw.githubusercontent.com/NVIDIA/NeMo-Relay/main/.agents/skills/prepare-code-freeze/SKILL.mdgit clone --depth 1 https://github.com/NVIDIA/NeMo-RelayWrote this? Show the measurements
A badge with what this costs and how it scanned, read live from this page, so it follows the numbers instead of freezing them. Markdown for a README, HTML for a documentation site or a project page.
[](https://agentmods.dev/skills/nvidia/nemo-relay/prepare-code-freeze)<a href="https://agentmods.dev/skills/nvidia/nemo-relay/prepare-code-freeze"><img src="https://agentmods.dev/badge/skills/nvidia/nemo-relay/prepare-code-freeze/github.svg" alt="Measured on agentmods" height="20"></a>Or the 80×15 button, for a site that already has a row of RSS and ATOM ones. Only the verdict fits; the numbers stay here.
<a href="https://agentmods.dev/skills/nvidia/nemo-relay/prepare-code-freeze"><img src="https://agentmods.dev/badge/skills/nvidia/nemo-relay/prepare-code-freeze.svg" alt="Reviewed on agentmods" width="80" height="20"></a>- NVIDIA SkillSpector pass
What it costs to keep this loaded
Counted locally with the o200k_base tokenizer, which is exact for GPT models; Claude uses its own tokenizer and its counts differ. Treat this as one consistent yardstick across the catalogue rather than a bill. Prices are per million input tokens.
| Model | Per session | Once invoked |
|---|---|---|
| Fable 5.1 | $0.00047 | $0.00823 |
| Opus 5.5 | $0.00019 | $0.00329 |
| Sonnet 5.5 | $0.00009 | $0.00165 |
| Haiku 4.5 | $0.00005 | $0.00082 |
Grade A, and why
prepare-code-freeze scanned grade A with 0 findings against 26 rules in 11 categories — prompt injection, anti-refusal, data exfiltration, privilege escalation, supply chain, agent snooping, system-prompt leakage, SSRF and excessive agency — measured 1mo ago.
A static scan of the body, not an audit. Every finding is printed with the line that produced it so you can judge whether it matters here. A mod is markdown that instructs an agent; that is exactly why what it instructs is worth reading.
Nothing flagged
None of the 26 patterns this scan looks for appear in this file: no shell pipes, no recursive deletes, no credential paths, no hidden text, no instruction-override or anti-refusal phrasing, no agent-config snooping. That is not a guarantee, it is the absence of the things that are checkable.
How it starts
The opening of the file, as written. The whole thing — 83 lines — stays where its author put it; the contents beside it link to each section on GitHub.
Prepare Code Freeze
Use this skill when the user asks to start, prepare, or automate a NeMo Relay code freeze.
Workflow
This workflow assumes upstream is the NVIDIA repository remote
(NVIDIA/NeMo-Relay). The origin remote can be a maintainer's personal fork.
-
Confirm or infer the target release version from
upstream/main:Cargo.toml. Derive the release branch asrelease/<major>.<minor>. -
Prompt for
<next-version>if the user did not provide it. This is the version thatmainmoves to after the release branch is cut. -
Fetch the latest
mainand create the release branch fromupstream/main:git fetch upstream main git branch release/<major>.<minor> upstream/main git push upstream release/<major>.<minor>If the remote release branch already exists, verify it points where expected before continuing.
-
Create a PR branch from latest
upstream/main, for examplechore/version-bump-<major>.<minor>. -
Update
.github/nightly-alpha-branches.yamlto include the new release branch. -
Run
just set-version <next-version>to update all project-owned unified-release version surfaces onmain, including Cargo, Python, Node, plugins, lockfiles, and coding-agent manifests. Regenerate the dynamic worker-plugin fixture lockfile so its path dependencies use the new workspace version:cargo generate-lockfile --manifest-path crates/core/tests/fixtures/worker_plugin/Cargo.toml -
Search documentation source for references to the old version and update current-version install commands, package examples, and configuration examples to
<next-version>where appropriate:rg -n '<old-version>' README.md docs fern --glob '!docs/_build/**' || trueReview matches before changing them. Leave intentional historical references alone, such as release notes, changelogs, generated build output, and third-party dependency attribution entries.
-
Validate with targeted checks:
What this file has done since we first saw it
Hashed on every crawl. A supply-chain change to an agent config is a question of when, not whether, so the history is kept rather than the latest state alone.
- 1mo ago Changed 735e5e7d073c
- 1mo ago Changed · -4 lines · +10 tokens per session f752aeece529
- 1mo ago First seen · 87 lines · 37 tokens per session scan A f92271a94ac5
prepare-code-freeze is a skill published in the GitHub repository NVIDIA/NeMo-Relay (196 stars, last pushed today), licensed Apache-2.0. It adds 47 tokens to every session and 823 once invoked, about $0.0002 per session on Opus 5.5. A static security scan graded it A with 0 findings. No closer match exists in the catalogue, so it is treated as the original; first seen 2026-08-30.
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