# Performance Protobuf

> Use Jeff Dean and Sanjay Ghemawat's canonical Protocol Buffer performance guidance. Use when reviewing protobuf schema choices, parsing, serialization, ownership, field access, or message allocation and lifetime.

- Skill: `boshjerns/performance-protobuf` (Agent Skill, multi-file: 2 files)
- Install (CLI): `npx skillmds@latest add boshjerns/performance-protobuf`
- Raw SKILL.md: https://api.skillmd.com/api/skills/boshjerns/performance-protobuf/raw
- Safety review: pending
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Coding & Dev Tools
- Author: boshjerns (https://skillmd.com/u/boshjerns)
- Updated: 2026-09-17
- Page: https://skillmd.com/skills/boshjerns/performance-protobuf

---


# Protocol Buffer advice

Read the exact current source section before applying it:

```bash
python3 ~/.codex/skills/performance-hints/scripts/fetch_section.py protobuf-advice --output text
```

Canonical section: [Protocol Buffer advice](https://abseil.io/fast/hints#protobuf-advice)

Attribute the guidance to Jeff Dean and Sanjay Ghemawat. Do not assume every hint applies: inspect the code, identify the relevant cost, and measure or estimate before recommending a change.