vanehub-ai: Skill for Claude Code

.claude/skills/openspec-new-change/SKILL.md

openspec-new-change is a skill for Claude Code from cdavid817/vanehub-ai. It costs 40 tokens per session (872 once invoked), scanned A, a copy of openspec-new-change, Apache-2.0.

A guided workflow for starting an OpenSpec software change, such as a new feature, bug fix, or other modification, through structured planning documents.

In plain words
What is it for?
Use it to begin a new change from a name or description and work through its planning steps.
Why use it?
It turns an idea into an organized change plan and asks for clarification when the requested work is unclear.

Skill for Claude Code

Written for Claude Code: allowed-tools in frontmatter.

This is cdavid817/vanehub-ai's own configuration. It tells Claude Code how to work on vanehub-ai itself, so it is not a mod to install elsewhere. Copy it as a starting point and replace the rules that are about this project. Everything vanehub-ai configures →

Reuse

Borrowing it

Nothing to install: this file belongs to cdavid817/vanehub-ai. Take a copy, put it at the same path in your own repository, and replace the rules that are about this project with yours.

Copy the file
curl -O https://raw.githubusercontent.com/cdavid817/vanehub-ai/main/.claude/skills/openspec-new-change/SKILL.md
Clone the repo
git clone --depth 1 https://github.com/cdavid817/vanehub-ai

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 openspec-new-change

README.md
[![agentmods](https://agentmods.dev/badge/skills/cdavid817/vanehub-ai/openspec-new-change/github.svg)](https://agentmods.dev/skills/cdavid817/vanehub-ai/openspec-new-change)
Your own site
<a href="https://agentmods.dev/skills/cdavid817/vanehub-ai/openspec-new-change"><img src="https://agentmods.dev/badge/skills/cdavid817/vanehub-ai/openspec-new-change/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 openspec-new-change

Your own site · 80×15
<a href="https://agentmods.dev/skills/cdavid817/vanehub-ai/openspec-new-change"><img src="https://agentmods.dev/badge/skills/cdavid817/vanehub-ai/openspec-new-change.svg" alt="Reviewed on agentmods" width="80" height="20"></a>
Per session 40 Skills are progressive disclosure: only the name and description are preloaded; the body loads when the skill is used.
When invoked 872 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 98% 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 5.1 $0.00040 $0.00872
Opus 5 $0.00020 $0.00436
Sonnet 5 $0.00008 $0.00174
Haiku 4.5 $0.00004 $0.00087

Measured 11d ago against content hash 5308cae84a22, method: parsed. Prices are Anthropic first-party input rates as of 2026-09-10, from the pricing page.

Security

Grade A, and why

openspec-new-change 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 11d 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.

Origin

This is a copy

98% identical to openspec-new-change — 3 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.

.claude/skills/openspec-new-change/SKILL.md · 78 lines

What it actually says

Start a new change using the experimental artifact-driven approach.

Store selection: If the user names a store (a store is a standalone OpenSpec repo registered on this machine) or the work lives in one, run openspec store list --json to discover registered store ids, then pass --store <id> on the commands that read or write specs and changes (new change, status, instructions, list, show, validate, archive, doctor, context, view). Once selected, treat --store <id> as sticky for the rest of the workflow. Every unscoped example of those commands below is shorthand: before running it, append the flag. For example, run openspec status --change "<name>" --json --store "<id>", not the unscoped form shown below. Other commands do not take the flag. Hints printed by commands already carry the flag; keep it on follow-ups. Without a store, commands act on the nearest local openspec/ root.

Input: The user's request should include a change name (kebab-case) OR a description of what they want to build.

Steps

  1. If no clear input provided, ask what they want to build

    Ask the user (open-ended, no preset options):

    "What change do you want to work on? Describe what you want to build or fix."

    From their description, derive a kebab-case name (e.g., "add user authentication" → add-user-auth).

    IMPORTANT: Do NOT proceed without understanding what the user wants to build.

  2. Determine the workflow schema

    Use the default schema (omit --schema) unless the user explicitly requests a different workflow.

    Use a different schema only if the user mentions:

    • A specific schema name → use --schema <name>
    • "show workflows" or "what workflows" → run openspec schemas --json and let them choose

    Otherwise: Omit --schema to use the default.

  3. Create the change directory

    openspec new change "<name>"
    

    Add --schema <name> only if the user requested a specific workflow. This creates a scaffolded change in the planning home resolved by the CLI.

  4. Show the artifact status

    openspec status --change "<name>" --json
    

    Use the returned planningHome, changeRoot, artifactPaths, and nextSteps instead of assuming repo-local paths.

  5. Get instructions for the first artifact The first artifact depends on the schema (e.g., proposal for spec-driven). Check the status output to find the first artifact with status "ready".

    openspec instructions <first-artifact-id> --change "<name>"
    

    This outputs the template and context for creating the first artifact.

  6. STOP and wait for user direction

Output

After completing the steps, summarize:

  • Change name and location
  • Schema/workflow being used and its artifact sequence
  • Current status (0/N artifacts complete)
  • The template for the first artifact
  • Prompt: "Ready to create the first artifact? Just describe what this change is about and I'll draft it, or ask me to continue."

Guardrails

  • Do NOT create any artifacts yet - just show the instructions
  • Do NOT advance beyond showing the first artifact template
  • If the name is invalid (not kebab-case), ask for a valid name
  • If a change with that name already exists, suggest continuing that change instead
  • Pass --schema if using a non-default workflow
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. 11d ago First seen · 78 lines · 40 tokens per session scan A 5308cae84a22

Subscribe to this mod's changes

openspec-new-change is a skill published in the GitHub repository cdavid817/vanehub-ai (116 stars, last pushed 2d ago), licensed Apache-2.0. It adds 40 tokens to every session and 872 once invoked, about $0.0002 per session on Opus 5. A static security scan graded it A with 0 findings. It is 98% identical to openspec-new-change, differing in 3 lines, and is treated as a copy.

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