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Perf Torch Sync Free

Category: Security  ·  Sub-category: appsec-tools  ·  Last updated:
Identify and eliminate host-device synchronizations in PyTorch code. Detects sync points (.item(), .cpu(), boolean indexing, torch.tensor on CUDA), classifies false vs true dependencies, provides sync-free alternatives. Triggers: sync-free, synchronization, .item(), .cpu(), host-device sync, eliminate syncs, CPU stall, non_blocking, set_sync_debug_mode, cudaStreamSynchronize, cudaEventSynchronize, remove syncs, async GPU.
Security AStatic scan found no risk patternsHow grading works ›

About this skill (catalog notes)

Perf Torch Sync Free includes pricing or quota commentary; 7 code blocks for direct copy-paste. The SKILL.md runs to about 1,279 words, in the catalog's typical mid-range.

Source
docs.nvidia.com/skills
Original author
NVIDIA
Indexed lastmod
Catalog position
Security · appsec-tools
Indexed related skills
10

How Perf Torch Sync Free fits the catalog

Perf Torch Sync Free sits in the Security category under the appsec-tools sub-topic in the ClaudSkills catalog. There are 10 related skills indexed alongside it; comparing a few before installing usually reveals which fits your workflow best.

These notes are auto-generated from features detected in the SKILL.md file and from this catalog's structure — they aren't part of the source repository.

From the source SKILL.md

Sync-free code means the CPU continuously queues work to the GPU without waiting for GPU operations to complete. When host-device synchronizations are eliminated, the GPU works continuously without idle stalls.

What this skill does

Perf Torch Sync Free is a community-contributed Claude Code skill in the appsec-tools sub-category. It ships as a SKILL.md file that Claude Code auto-discovers under ~/.claude/skills/perf-torch-sync-free/ and loads when your prompt matches the skill's trigger.

Who uses this skill

The Perf Torch Sync Free Claude Code skill is built for security engineers, penetration testers, DevSecOps practitioners, and development teams hardening codebases and infrastructure. It's part of ClaudSkills (also referred to as Claude Skills or Claude Code Skills) — the open community-curated registry of 153,000+ SKILL.md files for Anthropic's Claude Code agent and the wider Claude ecosystem (Claude API, Claude Agent SDK).

How to install

Free

Manual install (2 steps)

mkdir -p ~/.claude/skills/perf-torch-sync-free
curl -L https://claudskills.com/skills/perf-torch-sync-free/SKILL.md \
  -o ~/.claude/skills/perf-torch-sync-free/SKILL.md

Or just download SKILL.md directly and drop it into ~/.claude/skills/perf-torch-sync-free/. Claude Code auto-discovers it on next session.

Skills live at ~/.claude/skills/perf-torch-sync-free/SKILL.md on macOS/Linux, or %USERPROFILE%\.claude\skills\perf-torch-sync-free\SKILL.md on Windows. See the full install guide for step-by-step instructions.

Telegram

📱 Install from your phone or desktop Telegram

Open @claudskills_bot on Telegram, tap Open Desktop App, and the desktop app installs this skill for you. Or share the bot link with a colleague — they get the same one-tap install. Learn more →

Pro

One-click install via the desktop app

The ClaudSkills desktop app installs any skill directly into ~/.claude/skills/ with one click — no terminal required. Pro starts at $9/mo or $149 lifetime.

Pro

For the full experience including quality scoring and one-click install features for each skill — upgrade to Pro.

Frequently asked questions

How do I install the Perf Torch Sync Free Claude Code skill?
Install via the ClaudSkills desktop app (one click) or copy SKILL.md from the source repository to ~/.claude/skills/perf-torch-sync-free/SKILL.md and restart Claude Code. Both flows are detailed at claudskills.com/install/.
What does the Perf Torch Sync Free skill do?
Identify and eliminate host-device synchronizations in PyTorch code. Detects sync points (.item(), .cpu(), boolean indexing, torch.tensor on CUDA), classifies false vs true dependencies, provides sync-free alternatives. Triggers: sync-free, synchronization, .item(), .cpu(), host-device sync, eliminate syncs, CPU stall, non_blocking, set_sync_debug_mode, cudaStreamSynchronize, cudaEventSynchronize, remove syncs, async GPU.
Is this skill free to install?
Yes. ClaudSkills is an open registry — every skill keeps its source repository's license, and manual install via copy is free. ClaudSkills Pro ($9/mo, $79/yr, or $149 one-time) adds one-click install via the desktop app and a multi-signal Quality Score.
When should I use the Perf Torch Sync Free skill?
Use Perf Torch Sync Free when your Claude Code task falls under the Security category — specifically in the appsec tools area. Claude Code auto-discovers installed skills and invokes the right one based on the task description, so you can also ask Claude directly (e.g. "use Perf Torch Sync Free" or describe the task and let Claude pick). Browse related skills at /category/security/.
What is a Claude Code skill and how does the Perf Torch Sync Free skill fit in?
A Claude Code skill is a SKILL.md file that lives under ~/.claude/skills/<name>/ and tells the Claude Code CLI agent how to perform a specific task (instructions, prompts, allowed tools). Skills are auto-discovered at session start. Perf Torch Sync Free is one of 67,000+ skills indexed in the open ClaudSkills catalog, classified under the Security category. Learn more at /learn/what-is-a-claude-skill/.

Attribution & license

Cite this skill

If you reference this skill in a blog post, paper, or documentation, you can cite it as:

APA
NVIDIA. (2026). Perf Torch Sync Free [Claude Code skill]. ClaudSkills. https://claudskills.com/skills/perf-torch-sync-free/
BibTeX
@misc{perf-torch-sync-free-2026,
  author    = {NVIDIA},
  title     = {Perf Torch Sync Free [Claude Code skill]},
  year      = {2026},
  publisher = {ClaudSkills},
  url       = {https://claudskills.com/skills/perf-torch-sync-free/}
}

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Security scan

Grade A · scanned 2026-07-18 — free static scan against the OWASP Agentic Skills Top 10.

No risk patterns were found in any of the ten OWASP-aligned categories. How grading works ›

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More Security skills

Browse all Security skills in the ClaudSkills registry, or explore these other picks from the same category:

Browse all Security skills → Top 100 skills
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