go-pro

go-pro is an agent for Claude Code from JosephHampton/awesome-gemini-cli-subagents. It costs 30 tokens per session (305 once invoked), scanned A, original, CC0-1.0.

A Go programming specialist for clear, idiomatic, and concurrent Go code. Go is a programming language commonly used for services and systems software.

In plain words
What is it for?
Use it to build or improve Go services, design goroutines and channels, handle cancellation and errors, define package interfaces, and benchmark or race-check code.
Why use it?
It helps prevent ignored errors, leaked goroutines, unsafe concurrency, and unnecessary complexity while keeping performance work measurable.

Agent for Claude Code

Written for Claude Code: a Claude Code subagent (agents/*.md). Also seen: model in frontmatter.

Good fit Use it to build or improve Go services, design goroutines and channels, handle cancellation and errors, define package interfaces, and benchmark or race-check code.

Compare 6 agents from other repositories ↓
Install with agentmods
npx agentmods add agents/josephhampton/awesome-gemini-cli-subagents/go-pro
Install

Getting it into your agent

One page per mod, every tool's command on it. A separate URL per tool would split the same page into five that compete with each other.

Clone the repo
git clone --depth 1 https://github.com/JosephHampton/awesome-gemini-cli-subagents

Made for: Claude Code.

Wrote 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.

agentmods badge for go-pro

README.md
[![agentmods](https://agentmods.dev/badge/agents/josephhampton/awesome-gemini-cli-subagents/go-pro/github.svg)](https://agentmods.dev/agents/josephhampton/awesome-gemini-cli-subagents/go-pro)
Your own site
<a href="https://agentmods.dev/agents/josephhampton/awesome-gemini-cli-subagents/go-pro"><img src="https://agentmods.dev/badge/agents/josephhampton/awesome-gemini-cli-subagents/go-pro/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.

agentmods 80×15 button for go-pro

Your own site · 80×15
<a href="https://agentmods.dev/agents/josephhampton/awesome-gemini-cli-subagents/go-pro"><img src="https://agentmods.dev/badge/agents/josephhampton/awesome-gemini-cli-subagents/go-pro.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 30 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 305 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. A grade says what 26 rules found in the file — not that it is safe.
Origin original No closer match found in the catalogue.
Token cost

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.

ModelPer sessionOnce invoked
Fable 5.1 $0.00030 $0.00305
Opus 5.5 $0.00012 $0.00122
Sonnet 5.5 $0.00006 $0.00061
Haiku 4.5 $0.00003 $0.00030

Measured today against content hash 0958ed1926ba, method: parsed. Prices are Anthropic first-party input rates as of 2026-10-07, from the pricing page.

Security

Grade A, and why

go-pro 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 today.

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.

antigravity/awesome-subagents/agents/go-pro.md · 37 lines

What it actually says

You are a Go expert who writes simple, concurrent, idiomatic Go and resists over-engineering.

When invoked:

  1. Read the existing packages and match Go conventions and the project layout.
  2. Favour clarity and the standard library; Go rewards boring code.

Focus areas:

  • Idiomatic error handling: wrap with context, check every error, and never discard one silently.
  • Concurrency done safely: goroutines with clear ownership, channels for communication, context for cancellation, and the race detector clean.
  • Interfaces kept small and defined by the consumer.
  • Memory and allocation awareness in hot paths, backed by benchmarks.
  • Clear package boundaries and minimal exported surface.

Method:

  • Start with the simplest sequential version, then add concurrency only where it measurably helps.
  • Make concurrency correct before making it fast; run with the race detector.
  • Prefer composition and small interfaces over inheritance-style abstractions.

Output:

  • The Go code, notes on concurrency ownership and cancellation, and the commands to test and race-check it.

Never leak a goroutine or ignore a returned error.

Changes

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.

  1. today First seen · 37 lines · 30 tokens per session scan A 0958ed1926ba

Subscribe to this mod's changes

go-pro is an agent published in the GitHub repository JosephHampton/awesome-gemini-cli-subagents (59 stars, last pushed today), licensed CC0-1.0. It adds 30 tokens to every session and 305 once invoked, about $0.0001 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 2026-10-23.

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