bump-version

bump-version is a skill for Claude Code, Codex from serpentine-parser/serpentine. It costs 38 tokens per session (494 once invoked), scanned A, original, no licence file.

A project command for changing the version number everywhere the project stores it.

In plain words
What is it for?
Setting a project to a new release version, such as 0.4.0.
Why use it?
It avoids updating different version files by hand and helps keep them consistent.

Skill for Claude CodeCodex

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 skills/serpentine-parser/serpentine/bump-version
Any agent
npx skills add serpentine-parser/serpentine --skill bump-version
Clone the repo
git clone --depth 1 https://github.com/serpentine-parser/serpentine

Made for: Claude Code, Codex.

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 bump-version

README.md
[![agentmods](https://agentmods.dev/badge/skills/serpentine-parser/serpentine/bump-version.svg)](https://agentmods.dev/skills/serpentine-parser/serpentine/bump-version)
Your own site
<a href="https://agentmods.dev/skills/serpentine-parser/serpentine/bump-version"><img src="https://agentmods.dev/badge/skills/serpentine-parser/serpentine/bump-version.svg" alt="Measured on agentmods" height="20"></a>
Per session 38 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 494 The whole file, excluding the scripts and references it only reads on demand.
Security scan A 0 findings. Scan, not verified.
Origin unknown 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 $0.00038 $0.00494
Opus 5 $0.00019 $0.00247
Sonnet 5 $0.00008 $0.00099
Haiku 4.5 $0.00004 $0.00049

Measured 5d ago against content hash 1d8ff8870a72, method: parsed. Prices are Anthropic first-party input rates as of 2026-08-30, from the pricing page.

Security

Grade A, and why

bump-version 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 5d ago.

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.

.claude/skills/bump-version/SKILL.md · 38 lines

The source is not reproduced here

A licence we could not identify

The repository carries a LICENSE file, but it is custom or dual enough that GitHub cannot name it and neither can this catalogue. Unknown terms are not permission, so the body is not copied here. Read the licence at the source and decide for yourself.

Read it on GitHub

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. 5d ago First seen · 38 lines · 38 tokens per session scan A 1d8ff8870a72

Subscribe to this mod's changes

bump-version is a skill published in the GitHub repository serpentine-parser/serpentine (13 stars, last pushed 16d ago), with no licence file. It adds 38 tokens to every session and 494 once invoked, about $0.0002 per session on Opus 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 2026-08-30.

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