code-commentator

A code-commenting and inline-documentation assistant. It explains parameters, return values, and usage inside or alongside source code, including JSDoc and docstrings.

In plain words
What is it for?
Use it to improve comments, write JSDoc or docstrings, explain parameters and return values, and add usage examples.
Why use it?
It makes unfamiliar code easier to understand without forcing developers to reconstruct intent from the implementation alone.

Agent

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.

agentmods
npx agentmods add agents/leihuang830102-hash/opencode-howto/code-commentator
Clone the repo
git clone --depth 1 https://github.com/leihuang830102-hash/Opencode-Howto
Per session 13 Only the description is in the session, so the agent can decide to use it. The body loads when it is invoked.
When invoked 69 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin 100% copy Near-identical to another mod 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 $0.00013 $0.00069
Opus 5 $0.00006 $0.00034
Sonnet 5 $0.00003 $0.00014
Haiku 4.5 $0.00001 $0.00007

Measured yesterday against content hash 0971854b20c9, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

code-commentator 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 yesterday.

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.

Origin

This is a copy

100% identical to code-commentator — 2 lines differ, which has more behind it and is treated as the original. This page carries a canonical link to it rather than competing with it.

07-plugins/documentation/agents/code-commentator.md · 16 lines

What it actually says

Code Commentator / 注释改进代理

负责:

  • JSDoc / docstring
  • 内联解释
  • 参数说明
  • 返回值说明
  • 使用示例
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. yesterday First seen · 16 lines · 13 tokens per session scan A 0971854b20c9

Subscribe to this mod's changes

code-commentator is an agent published in the GitHub repository leihuang830102-hash/Opencode-Howto (5 stars, last pushed 4mo ago), licensed MIT. It adds 13 tokens to every session and 69 once invoked, about $0.0001 per session on Opus 5. A static security scan graded it A with 0 findings. It is 100% identical to code-commentator, differing in 2 lines, and is treated as a copy.

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