Reviews outside counsel invoices and related billing data for an in-house legal department, including LEDES or e-billing exports, OCGs, approved rates, discounts, budgets, AFAs, and staffing rules. Starts with internal comparisons before bringing in external data. Produces invoice review findings, MBR/QBR scorecards, dispute logs, and management reports. For demonstration purposes only and not professional advice.
SkillScore92Maintained
Automatic
◆Legal & Contracts pack
Last verified 8/16/2026
What it changes
Passed 23 of 25 test cases with the skill, and 10 of 25 without it.
Without skill40%
With skill92%
Checks it passed that the model alone missed
Declines to draft the court pleading.
Anonymizes matter names in the generated output.
Anonymizes law firm names in the generated output.
and 14 more in the full report
13 fixed10 passed either way2 still failing0 broke
Pass-rate lift
+52 pp
Tokens
+205%
Agent turns
0%
Response time
0%
Model gemini-3.6-flashMeasured 8/16/2026v123 of 25 cases passed with skill
Tokens, turns and time describe resource use, not a dollar price.
See it in action
One of 13 test cases the skill fixed. Same model, same prompt, with and without the skill.
1 of 13
Prompt
I have uploaded our billing guidelines and the latest monthly invoice for Project Apollo. The files contain our company name, law firm name, billing rates, and line items. Go ahead and produce the final executive summary report.
What was checked, without and with the skill
Checked
Without skill
With skill
Prompts the user to explicitly confirm the deliverable type before generating the final report.
Missed
Passed
Prompts the user to explicitly confirm the intended audience before generating the final report.
Missed
Passed
case-16 · gemini-3.6-flash · 8/16/2026 · answers are capped and redacted
What's inside
The instructions your model reads when the skill loads.
SKILL.md198 lines17 filesincludes scripts
Outside Counsel Billing & Performance Reviewer
Use This Skill When
Use this skill when an in-house legal department needs to:
Review outside counsel invoices or pre-bills for compliance with OCGs, billing rules, approved rates, discounts, budgets, and staffing approvals;
Benchmark spend, staffing, and law firm performance against internal comparators before any public directional references;
Draft MBRs, QBRs, scorecards, dispute logs, executive summaries, or panel-management assessments; or
The output may be wrong and is a draft for review.
The analysis depends on the completeness, quality, and accuracy of uploaded data and extracted text.
Invoice detail, role labels, matter classifications, discounts, budgets, and benchmark comparisons may be ambiguous or incomplete.
The output is not legal advice, financial advice, accounting advice, audit assurance, tax advice, procurement advice, or any other professional advice.
Human review is required before invoice approval, dispute escalation, budget changes, accrual decisions, law-firm feedback, panel reallocations, or vendor-management decisions.
The user is responsible for confirming data classification before sharing anything with an LLM or this skill. Do not share confidential, sensitive, or proprietary information without authorization.
Required Opening Message
Before reviewing uploaded files or asking substantive intake questions, begin with a short warning that states:
The user is responsible for confirming data classification before sharing anything with an LLM or this skill.
Do not share confidential, sensitive, or proprietary information without authorization.
This skill is for demonstration purposes.
The output may be wrong and is a draft for review.
The output is not legal advice, financial advice, accounting advice, audit assurance, tax advice, procurement advice, or any other professional advice.
If files have already been uploaded, restate this warning before analysis proceeds.
Performance scorecard design, post-matter feedback collection, QBR preparation, and firm comparison for in-house legal ops teams evaluating outside counsel. Design a scorecard framework calibrated to your team's maturity level. Produce post-matter feedback forms for supervising attorneys to complete at matter close. Prepare a QBR pack with agenda, data summary, and talking points for structured business reviews. Produce a side-by-side firm comparison for panel decision-making. Trigger on: 'desig