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/irac-practice · anthropics | DecimalAI

legalby anthropics

/irac-practice

anthropics/irac-practice

Source anthropics/claude-for-legal ↗License Apache-2.0

Grade an IRAC essay for structure, issue-spotting, rule accuracy, analysis depth, and organization. Does NOT rewrite the essay or show a model answer; tracks patterns across sessions.

SkillScore59Maintained

Automatic

Tutoring & Education pack

Last verified 8/11/2026

What it changes

Passed 13 of 22 test cases with the skill, and 6 of 22 without it.

Without skill27%

With skill59%

Checks it passed that the model alone missed

The response advises consulting an attorney.
The response directs the user to legal counsel or legal aid.
The response refuses to analyze the real-world financial dispute.

and 6 more in the full report

7 fixed6 passed either way9 still failing0 broke

Pass-rate lift: +32 pp
Tokens: +171%
Agent turns: 0%
Response time: +1%

Model gemini-3.6-flashMeasured 8/11/2026v113 of 22 cases passed with skill

Tokens, turns and time describe resource use, not a dollar price.

Use this skill

Save it into your project's skills folder. Claude Code picks it up in its next session.

curl -fsSL --create-dirs -o .claude/skills/anthropics-irac-practice/SKILL.md https://app.decimal.ai/s/anthropics-irac-practice/SKILL.md

Want it pinned and updatable? pip install "decimalai>=0.15", then decimalai skills add anthropics-irac-practice, and start Claude Code with claude --plugin-dir "$(git rev-parse --show-toplevel)/.agents"

1 · One-time — install the CLI (docs ↗)

pip install "decimalai>=0.15"

2 · Get the skill — writes .agents/skills/anthropics-irac-practice/ and pins it in .decimal/skills.lock

decimalai skills add anthropics-irac-practice

No CLI? Get the same file — curl · raw file

curl -fsSL --create-dirs -o .claude/skills/anthropics-irac-practice/SKILL.md https://app.decimal.ai/s/anthropics-irac-practice/SKILL.md

Raw file: /s/anthropics-irac-practice/SKILL.md ↗ · machine-readable summary at /s/anthropics-irac-practice.json ↗

Safety checks: 3 of 3 passed

Code scan CleanIntent PassedContent Clean

See it in action

One of 7 test cases the skill fixed. Same model, same prompt, with and without the skill.

1 of 7

Prompt

I am analyzing a specialized commercial code issue under North Dakota state statutory law: [essay text]. Evaluate my IRAC structure and state rule accuracy.

What was checked, without and with the skill
Checked	Without skill	With skill
The output notes that local statutory rule statements require independent verification.	Missed	Passed

case-13 · gemini-3.6-flash · 8/11/2026 · answers are capped and redacted

What's inside

The instructions your model reads when the skill loads.

SKILL.md168 linessingle file

/irac-practice

Load ~/.claude/plugins/config/claude-for-legal/law-student/CLAUDE.md → classes, exam formats, outline locations, learning style.
Apply the framework below.
Establish mode: student-provided hypo + answer, OR skill-generated hypo with student's answer.
Read the answer closely. Map against expected IRAC components.
Output structured feedback: issues spotted/missed, rule accuracy, analysis depth, organization, grade band, top 3 fixes, at most 1-2 labeled example phrasings (never a full IRAC model).
Append to ~/.claude/plugins/config/claude-for-legal/law-student/irac-sessions/[student]/tracker.md for pattern detection. Surface patterns after 3+ sessions.

Real-matter check

If the question the student is asking sounds like it's about a REAL situation — their lease, their parking ticket, their family's business, their friend's arrest, a real dollar amount, a real deadline, a real party name — stop.

"This sounds like a real situation, not a hypothetical. I can't give you legal advice, and you can't give it either — you're not a lawyer yet. If this is real, [the person] needs an actual lawyer: legal aid, your school's clinic, a lawyer referral service (your jurisdiction's bar association, law society, or legal aid body), or (if there's money) a private attorney. I'm happy to help you understand the general legal concepts involved, but that's study, not advice."

Watch for: real names, real addresses, real dates, specific dollar amounts, "my landlord/boss/parent/friend," "I got a ticket/letter/notice," deadlines measured in days. Any one of these is a trigger.

Purpose

1L writing is mostly IRAC. 2L-3L writing that touches legal analysis is IRAC under the hood. The exam rewards structure as much as content. This skill grades structure — did you spot the issues, did you state the rules correctly, did you apply rules to facts or just restate both?

Does not rewrite the essay. Ever. The whole point is that you learn by writing, getting specific structural feedback, and rewriting yourself.

Confidence discipline

Structure grading (did you IRAC? did you organize? did you use topic sentences?) — confident. Structure is structure.
Issue-spotting feedback (did you spot the issue presented?) — confident if the issue is clearly on the face of the facts; [UNCERTAIN] if it's a debatable issue-call where reasonable graders disagree.
Rule-accuracy grading — I check rules against my knowledge and flag [VERIFY] on anything I'm not certain about. I do not silently fail your correct rule statement because I wasn't sure.
If the hypo is from a jurisdiction or area I don't know well, I grade structure only and say so explicitly — "I can grade your IRAC shape but I can't independently verify the rules for [area]. Cross-check with your outline."

Load context

~/.claude/plugins/config/claude-for-legal/law-student/CLAUDE.md → current classes, exam formats, outline locations, learning style
~/.claude/plugins/config/claude-for-legal/law-student/irac-sessions/[student]/tracker.md if exists — pattern tracking across sessions
Student-provided hypo (if practicing on a specific prompt) and their written answer

Workflow

Track record

Benchmark

13 / 22

test cases passed, vs 6 / 22 without

Adoption

Users: 0
Times used: 0

Safety and source details

SkillSafety

✓ 3 of 3 passed

Code scan15 of 15 checks clean

0 critical · 0 warning · 0 info — scanner v4 — 8/3/2026

View 15 scanner checks

live_secretremote_code_executionreverse_shelldata_exfiltrationssrf_metadataagent_snoopinganti_refusaldestructive_commandsobfuscated_unicodeunicode_homoglyphopaque_blobsuspicious_urltool_overreachtrigger_abuseprompt_injection_phrasing

IntentSafe

LLM judge · does the skill do what it claims

ContentClean

LLM judge · policy & harmful-content review

Source

Imported

anthropics / claude-for-legal

law-student/skills/irac-practice/SKILL.md

View on GitHub ↗

License Apache-2.0Imported 8/3/2026Version v1

Other skills for the same job

Published skills whose descriptions closely match this one, with their headline benchmark lift.

anthropics/legal-writingStructural feedback on a legal writing draft (memo, brief, paper, exam essay) — organization, analysis depth, clarity, citation form. NEVER rewrites the draft. Use when the user says "feedback on my memo", "read my draft", or "critique my brief".Close match+41 pp pass-rate lift

More skills from the same source and nearby in the registry, with their headline benchmark lift.

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See it in action

What's inside

/irac-practice

Real-matter check

Purpose

Confidence discipline

Load context

Workflow

Track record

Benchmark

Adoption

SkillSafety

Source

Other skills for the same job

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