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Xla Tuning

Agent skill
1 skill

Find the XLA flag / NCCL env-var combination that maximizes steady-state TGS for one (model × parallelism) cell. Produces an evidence-backed leaderboard, mechanistic explanation of the winning flag, and a deployment recipe. Use when the user asks to tune XLA flags, tune NCCL, find best collective-permute / all-gather threshold, optimize FSDP/PP/TP, close a parallelism-vs-parallelism throughput gap, or sweep cross-iteration prefetch / overlap-limit / async-stream-priority knobs for a specific model.

Install with
Claude CodeCodexCursorGitHub CopilotGemini CLI

Supported by the Atlas install prompt. Skill-specific requirements vary.

Skill stats

Skills1CategoryEngineeringStars0

About this skill

Find the XLA flag / NCCL env-var combination that maximizes steady-state TGS for one (model × parallelism) cell. Produces an evidence-backed leaderboard, mechanistic explanation of the winning flag, and a deployment recipe. Use when the user asks to tune XLA flags, tune NCCL, find best collective-permute / all-gather threshold, optimize FSDP/PP/TP, close a parallelism-vs-parallelism throughput gap, or sweep cross-iteration prefetch / overlap-limit / async-stream-priority knobs for a specific model.

Quick start

  1. Copy the install prompt. Use the green button above this README.
  2. Send it to your agent. Paste it into your coding agent’s chat and send.
  3. Review the setup. Your agent checks the skill’s instructions, requirements, and installation scope.
Review, license & listing details
Review the source before using this skill

This is an imported listing. We haven’t certified its safety, license, or compatibility. Skills may include executable scripts.

Automated security scan: Partial

Only SKILL.md was scanned. Supporting files and scripts were not checked. No safety grade has been assigned.

0 potential findings · Scanned 11/4/2026 · Scanner 0.2.1

Content SHA-256: 0383d82ead325ee022094b915a89dfc04858b67bf46ef7ddecb1cb47eb55260a

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About this listing

Category
Engineering
Reported license
MIT
Listing language (estimated)
English
Review status
Not individually reviewed
Agent compatibility
Atlas installation supports Claude Code, Codex, and Cursor. Skill-specific dependencies and features are checked during setup.
Xla Tuning | Agent Skills Atlas