Agent skill

Grace Spec

by osovv in osovv/grace-marketplace

Interview the user and create an approved GRACE 4 GraceChangeSpec plus optional design-context.xml inside .grace/changes/active/C-/.

MITAuto-check passed

Install Grace Spec

skills CLI
$ npx skills add osovv/grace-marketplace --skill grace-spec -a claude-code

Project install by default; add -g for ~/.claude/skills/.

GitHub CLI
$ gh skill install osovv/grace-marketplace grace-spec --agent claude-code

Project scope by default; add --scope user for a personal install. Needs GitHub CLI 2.90.0 or later (public preview).

Manual copy
$ git clone --depth 1 https://github.com/osovv/grace-marketplace.git skills-src && mkdir -p .claude/skills && cp -r skills-src/skills/grace/grace-spec .claude/skills/grace-spec && rm -rf skills-src

Use ~/.claude/skills/ instead of .claude/skills for a personal install. The folder must contain SKILL.md.

Claude Code skills documentation · loads skills from .claude/skills/

Facts

Skill name
grace-spec
GitHub stars
251
Token cost
~545 tokens
SKILL.md length
238 words
Files
4 (incl. references)
Skills in repo
10
Repo updated
First seen
Licence
MIT

At a glance

Interview the user and create an approved GRACE 4 GraceChangeSpec plus optional design-context.xml inside .grace/changes/active/C-/.

  • Works in 6 steps: Ask one focused question at a time until… → Propose a concise design summary and… → Create a deterministic uppercase-kebab… → …
  • Instructions only: no scripts, shell commands, URLs or credentials in SKILL.md

What it does

Grace Spec is an agent skill from osovv/grace-marketplace. Interview the user and create an approved GRACE 4 GraceChangeSpec plus optional design-context.xml inside .grace/changes/active/C-/.

Its SKILL.md is about 550 tokens, which your agent loads only when the skill is triggered. The skill folder holds 5 other files, including reference files (for example `agents/openai.yaml`).

The repository describes itself as: GRACE (Graph-RAG Anchored Code Engineering): open Agent Skills for contract-driven AI code generation with semantic markup, knowledge graphs, and support for Claude Code, Codex… The licence is MIT.

Example prompts

  • “/grace-spec”

Workflow steps

6 steps, taken from the first numbered list in SKILL.md.

  1. Ask one focused question at a time until goal, scope, constraints, non-goals, acceptance criteria, affected areas, and verification…
  2. Propose a concise design summary and explicit assumptions. Ask for approval before writing an approved spec.
  3. Create a deterministic uppercase-kebab C-* change id.
  4. Write spec.xml from references/change-spec-template.xml with exactly one direct C-* wrapper and no empty required section.
  5. If rationale, alternatives, scenarios, or external constraints would otherwise bloat the spec, write non-normative design-context.xml from…
  6. If approval is not explicit, leave spec.xml as status="draft" and report the approval step needed.

What it can do on your machine

Read from SKILL.md and the folder at commit 70f5ec4. It shows what the files ask for, not the result of running them.

  • Tool permissions

    Pre-approves nothing: there is no allowed-tools line, so your agent's usual permission prompts apply.

    From allowed-tools in the SKILL.md frontmatter.

  • Runs code

    No scripts in the folder and no shell commands in SKILL.md.

    From the folder's file list and the shell code blocks in SKILL.md.

  • Network

    No URLs in SKILL.md.

    From URLs in SKILL.md, links to its own repository left out.

  • Credentials

    Names no API keys, tokens, secrets or passwords.

    From names ending in _API_KEY, _TOKEN, _SECRET, _KEY or _PASSWORD in SKILL.md.

Context cost

Grace Spec loads about 545 tokens when it runs, and up to ~848 if it reads all its reference files. Until then it costs about 36 tokens; SKILL.md has 238 words of instructions outside code blocks.

Always · name and description, kept in context so the agent knows when to use it
~36
When it runs · the whole SKILL.md, loaded when a task matches
~545
With references · SKILL.md plus every file in references/, read only if the agent opens them
~848

Estimates: characters ÷ 4, the usual rule of thumb; real counts depend on the model's tokenizer. Scripts and assets cost tokens only if the agent reads them.

Safety

Auto-check passed

The automated check found no risky patterns in SKILL.md.

Automated static check — not a guarantee. Review scripts before installing. It scans the text of SKILL.md for risky patterns (piping downloads into a shell, reading credential files, hidden Unicode, destructive commands); files beside SKILL.md are not scanned.

SKILL.md

The full file from osovv/grace-marketplace at commit 70f5ec4, republished under its MIT licence (© osovv). 238 words, ~545 tokens.

Download SKILL.mdSave it as .claude/skills/grace-spec/SKILL.md (or your agent's skills folder). This skill also uses 3 other files; get the full folder from GitHub.
name
grace-spec
description
Interview the user and create an approved GRACE 4 GraceChangeSpec plus optional design-context.xml inside .grace/changes/active/C-*/.
<skill>
<change_bundle_contract>
`.grace/changes/active/C-CHANGE-ID/`
  • spec.xml — normative GraceChangeSpec
  • design-context.xml — optional, explanatory only
  • plan.xml — created later by grace-plan </change_bundle_contract>

<status_rules> Create spec.xml as status="draft". Set status="approved" only after explicit user approval. Rejected or cancelled specs move to archive with terminal status. Do not create or edit plan.xml in this skill. </status_rules>

<strict_contract> The direct C-* wrapper must contain exactly one meaningful Summary, Goals, Constraints, NonGoals, AcceptanceCriteria, AffectedAreas, and VerificationIntent section. Empty containers are not approval-ready. Semantic anchors are canonical attribute-free XML tags, never attributes or attribute values. </strict_contract>

<workflow>
1. Ask one focused question at a time until goal, scope, constraints, non-goals, acceptance criteria, affected areas, and verification expectations are clear.
2. Propose a concise design summary and explicit assumptions. Ask for approval before writing an approved spec.
3. Create a deterministic uppercase-kebab `C-*` change id.
4. Write `spec.xml` from `references/change-spec-template.xml` with exactly one direct `C-*` wrapper and no empty required section.
5. If rationale, alternatives, scenarios, or external constraints would otherwise bloat the spec, write non-normative `design-context.xml` from its template.
6. If approval is not explicit, leave `spec.xml` as `status="draft"` and report the approval step needed.
</workflow>

<hard_rules>

  • spec.xml is the source of truth for grace-plan; design context never adds requirements.
  • Do not implement code, mutate current graph/verification state, or create retroactive change bundles.
  • Recommend grace lint --path <project-root> --assertions current as a pre-implementation active-baseline check after writing the bundle; never present it as target or final evidence. </hard_rules>
    </skill>

© osovv, MIT. Rendered from Markdown: HTML in the file is shown as text, images as links, and headings moved down two levels. Raw file

Files

SKILL.md and 3 other files (references) in skills/grace/grace-spec of osovv/grace-marketplace.

  • SKILL.md
  • agents/openai.yaml
  • references/change-spec-template.xml
  • references/design-context-template.xml

Open the folder on GitHubat commit 70f5ec4

Compare with similar skills

Grace Spec next to the 5 skills that share the most tags, products or categories with it. Stars are the repository's; “used in” counts other GitHub owners with a copy.

Grace Spec compared with similar skills
SkillStarsUsed inTokensAuto-checkLicenceRepo updated
Grace Spec this skillosovv/grace-marketplace251—~545Automated safety check: PassMIT
Interviewalirezarezvani/claude-skills28k—~1.1kAutomated safety check: PassMIT
Interviewcodewhale-hq/Codewhale41k—~232Automated safety check: PassMIT
Interview Meaddyosmani/agent-skills103k6 repos~3.8kAutomated safety check: PassMIT
Interview Coachsickn33/agentic-awesome-skills47k2 repos~751Automated safety check: PassMIT
InterviewQ00/ouroboros6.2k—~13kAutomated safety check: PassMIT

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Questions about Grace Spec

What does Grace Spec do?

Interview the user and create an approved GRACE 4 GraceChangeSpec plus optional design-context.xml inside .grace/changes/active/C-/. Grace Spec is an agent skill from osovv/grace-marketplace.grace/changes/active/C-/.

How do I install Grace Spec in Claude Code?

Run `npx skills add osovv/grace-marketplace --skill grace-spec -a claude-code`. Or copy the skill folder (skills/grace/grace-spec in osovv/grace-marketplace) into .claude/skills/grace-spec in your project. Claude Code loads it when a task matches its description.

How do I install Grace Spec in Codex?

Run `npx skills add osovv/grace-marketplace --skill grace-spec -a codex`. Or copy the skill folder (skills/grace/grace-spec in osovv/grace-marketplace) into .agents/skills/grace-spec in your project. Codex loads it when a task matches its description.

Can I use Grace Spec in Cursor, Gemini CLI or GitHub Copilot?

Cursor, Gemini CLI, GitHub Copilot and OpenCode also load SKILL.md folders. With the skills CLI, run `npx skills add osovv/grace-marketplace --skill grace-spec -a cursor` (or -a gemini-cli, github-copilot or opencode for the others). To copy it by hand, put the folder in .cursor/skills/grace-spec, .gemini/skills/grace-spec, .github/skills/grace-spec and .opencode/skills/grace-spec in your project.

What does Grace Spec need to run?

SKILL.md names no scripts, command-line tools or credentials: Grace Spec is instructions for the agent only.

Does Grace Spec access the network?

SKILL.md contains no URLs. Any network use would come from the scripts or tools the agent runs. This is read from the text; nothing was executed.

Is Grace Spec safe to install?

Our automated static check of SKILL.md found no risky patterns, such as piping downloads into a shell, reading credential files or hidden Unicode. It is not a guarantee. Review the folder before installing.

What licence does Grace Spec use?

Grace Spec is published under the MIT licence (the repository's licence). It allows redistribution, so the full SKILL.md is shown on this page.

How many tokens does Grace Spec use?

About 545 tokens (SKILL.md is roughly 2.2k characters). Agents keep only the skill's name and description in context until a task matches; then they load SKILL.md in full. Its references folder adds about 303 tokens, read only when the agent opens those files.

What are the alternatives to Grace Spec?

Skills that share tags, products or a category with Grace Spec: Interview (alirezarezvani/claude-skills, 28k stars), Interview (codewhale-hq/Codewhale, 41k stars), Interview Me (addyosmani/agent-skills, 103k stars) and Interview Coach (sickn33/agentic-awesome-skills, 47k stars). The comparison table on this page puts their stars, adoption, token cost, safety result and licence side by side.

Who maintains Grace Spec?

osovv (a GitHub user) maintains it in osovv/grace-marketplace, which has 251 GitHub stars. The repository holds 10 skills in this directory. The repository was last updated on September 24, 2026.

Source: osovv/grace-marketplace on GitHub. Facts on this page come from the repository at the commit we read; the author's words are quoted as theirs.