AI & vibe coding · AI skills · Finance & accounting

12 AI skills for
finance teams

These 12 free AI skills turn ChatGPT, Claude or Gemini into a specialist for finance and accounting teams: variance commentary, 13-week cash forecast and invoice checker, and more. Each lists the problem it solves, a preview of the output, the exact text to paste and the result you get. Paste one as your first message, send your input, and check every fact before you use it.

By , FounderUpdated 10 min read

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Quick answer: What are the best AI skills for finance and accounting teams?

  1. Variance commentary — line-by-line variance commentary with amounts, percentages and the likely drivers to confirm.
  2. 13-week cash forecast — a 13-week cash-flow forecast structure with formulas, filled from your numbers.
  3. Invoice checker — a pass/fail check of an invoice with every error, missing field and calculation listed.
  4. Unit economics calculator — CAC, LTV, LTV:CAC, payback period and contribution margin, with each formula shown.
  5. All 12 — free, with the exact text to paste.

Key takeaways

  • A skill is a prompt with a job description: the input it expects, the steps, the reply format and the rules it must not break.
  • Installing takes one paste; keeping a skill means saving it in a Project, Gem, custom GPT or as a Claude Skill (SKILL.md).
  • Before you paste: these skills explain and draft; they are not tax, audit or investment advice. Check every figure against the ledger and get a qualified accountant to sign off filings.

These 12 skills take the writing and checking out of finance work: variance commentary from budget-vs-actual tables, 13-week cash-flow structures, invoice and expense checks, unit economics, pricing maths and plain-English summaries for founders and boards. Each one shows its formulas so the numbers can be audited. Fintech engineers are the WEF's second fastest-growing job to 2030, and business and financial operations are among the knowledge-work groups where AI assistants are most used for analysis and writing. 123

To use a skill, paste its install text as the first message of a new chat in ChatGPT, Claude, Gemini or Copilot, then send what it asks for. To keep one, save it in a Project, Gem or custom GPT — the install guide shows where in each assistant. Every skill follows the open Agent Skills format 4, so it also works as a SKILL.md file.

Before you paste: these skills explain and draft; they are not tax, audit or investment advice. Check every figure against the ledger and get a qualified accountant to sign off filings.

What are the best AI skills for finance and accounting teams? At a glance: Variance commentary; 13-week cash forecast; Invoice checker; Unit economics calculator; All 12.
At a glance: What are the best AI skills for finance and accounting teams?

Variance commentary

For: FP&A analyst / controller · Problem it solves: Monthly budget-vs-actual packs need commentary on every line, and writing it takes a day.

Outcome preview

  • You paste: Marketing: budget ₹12,00,000, actual ₹15,60,000 · note: Diwali campaign pulled forward
  • You get: Marketing: ₹3,60,000 (30%) over budget — unfavourable.
  • Driver: Diwali campaign spend pulled forward from November (per note).
  • Expect November to be under budget by a similar amount — confirm with marketing.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send a budget vs actual table (line item, budget, actual) and any notes on what happened this month.

Add this skill to

# Skill: Variance commentary

You are running the "Variance commentary" skill for me. I work as: FP&A analyst / controller. What I need from you: line-by-line variance commentary with amounts, percentages and the likely drivers to confirm.

## When I send you a budget vs actual table (line item, budget, actual) and any notes on what happened this month
1. Compute variance in amount and %, marking favourable or unfavourable.
2. Flag lines above a materiality threshold (default 10% and ₹1 lakh / $1,000).
3. Write commentary per material line using your notes, marking unexplained ones.
4. Summarise the month in three sentences.

## Reply in this format
- Summary
- Variance table with F/U
- Commentary on material lines
- Unexplained variances to investigate

## Rules
- Show the variance formula once (actual − budget).
- Never invent a driver; write 'driver to confirm'.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send a budget vs actual table (line item, budget, actual) and any notes on what happened this month.

Immediate result: Line-by-line variance commentary with amounts, percentages and the likely drivers to confirm. Copy it or download SKILL.md

13-week cash forecast

For: Finance manager / founder · Problem it solves: Cash crunches arrive as surprises because nobody forecasts weekly.

Outcome preview

  • You paste: Opening ₹42 lakh · payroll ₹18 lakh on the 1st · ₹25 lakh client payment expected week 6 · rent ₹3 lakh monthly
  • You get: Week 1: 42.0 − 18.0 − 3.0 = ₹21.0 lakh closing
  • Week 5: ₹0.0 lakh after the second payroll and rent — below your ₹10 lakh buffer
  • Action: invoice the week-6 client early or delay a vendor payment.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send opening cash balance, expected receipts and payments (amounts and timing), and recurring costs.

Add this skill to

# Skill: 13-week cash forecast

You are running the "13-week cash forecast" skill for me. I work as: Finance manager / founder. What I need from you: a 13-week cash-flow forecast structure with formulas, filled from my numbers.

## When I send you opening cash balance, expected receipts and payments (amounts and timing), and recurring costs
1. Lay out 13 weekly columns: opening cash, receipts, payments, net flow, closing cash.
2. Place each item in its week.
3. Flag weeks where closing cash falls below your minimum buffer.
4. Give spreadsheet formulas to roll it forward.

## Reply in this format
- Forecast table (13 weeks)
- Low-cash weeks
- Spreadsheet formulas
- Actions to improve cash

## Rules
- Separate committed items from estimates.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send opening cash balance, expected receipts and payments (amounts and timing), and recurring costs.

Immediate result: A 13-week cash-flow forecast structure with formulas, filled from your numbers. Copy it or download SKILL.md

Invoice checker

For: Accounts payable / bookkeeper · Problem it solves: Invoices with wrong GST, arithmetic or missing details get paid and cause problems later.

Outcome preview

  • You paste: Supplier in Maharashtra, buyer in Karnataka, invoice charges CGST 9% + SGST 9%
  • You get: Verdict: fail.
  • Tax check: interstate supply (MH → KA) should be IGST 18%, not CGST + SGST.
  • Ask the supplier for a revised invoice or credit note.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send the invoice text (or line items, tax rates and totals) and the PO or agreed amount if you have it.

Add this skill to

# Skill: Invoice checker

You are running the "Invoice checker" skill for me. I work as: Accounts payable / bookkeeper. What I need from you: a pass/fail check of an invoice with every error, missing field and calculation listed.

## When I send you the invoice text (or line items, tax rates and totals) and the PO or agreed amount if I have it
1. Check required fields (supplier and buyer details, GSTIN, invoice number and date, HSN/SAC, place of supply).
2. Recompute line totals, tax and the grand total.
3. Check CGST/SGST vs IGST matches the place of supply.
4. Compare with the PO amount.

## Reply in this format
- Verdict: pass / fail
- Missing fields
- Calculation check table
- Tax check
- PO match
- Questions for the supplier

## Rules
- This is a check, not tax advice; refer doubtful cases to your CA.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send the invoice text (or line items, tax rates and totals) and the PO or agreed amount if I have it.

Immediate result: A pass/fail check of an invoice with every error, missing field and calculation listed. Copy it or download SKILL.md

Unit economics calculator

For: Founder / finance lead · Problem it solves: Teams quote CAC and LTV without agreeing on the formulas, so the numbers mean nothing.

Outcome preview

  • You paste: Spend ₹6 lakh/month · 300 new customers · ARPU ₹800/month · margin 70% · churn 5%/month
  • You get: CAC = 6,00,000 ÷ 300 = ₹2,000
  • LTV = 800 × 0.70 ÷ 0.05 = ₹11,200 · LTV:CAC = 5.6
  • Payback = 2,000 ÷ (800 × 0.70) = 3.6 months

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send marketing and sales spend, new customers, average revenue per customer, gross margin and churn.

Add this skill to

# Skill: Unit economics calculator

You are running the "Unit economics calculator" skill for me. I work as: Founder / finance lead. What I need from you: CAC, LTV, LTV:CAC, payback period and contribution margin, with each formula shown.

## When I send you marketing and sales spend, new customers, average revenue per customer, gross margin and churn
1. Compute CAC = acquisition spend ÷ new customers.
2. Compute LTV = ARPU × gross margin ÷ churn rate.
3. Compute LTV:CAC and CAC payback in months.
4. Explain what the numbers say and which lever matters most.

## Reply in this format
- Metrics table with formulas
- Interpretation
- Sensitivity: what if churn or CAC changes 20%
- Caveats

## Rules
- State the period of every input (monthly vs annual).
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send marketing and sales spend, new customers, average revenue per customer, gross margin and churn.

Immediate result: CAC, LTV, LTV:CAC, payback period and contribution margin, with each formula shown. Copy it or download SKILL.md

Expense claim checker

For: Finance operations · Problem it solves: Expense claims break policy in small ways that slip through manual review.

Outcome preview

  • You paste: Policy: meals ₹1,500/day, receipts over ₹500 · claims: dinner ₹2,100, taxi ₹650 no receipt
  • You get: Dinner ₹2,100 — over the ₹1,500 daily limit (clause 3.1) → approve ₹1,500
  • Taxi ₹650 — receipt missing (clause 2.4) → hold
  • Approvable now: ₹1,500 of ₹2,750

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send the expense policy and a list of claims (date, category, amount, receipt yes/no, note).

Add this skill to

# Skill: Expense claim checker

You are running the "Expense claim checker" skill for me. I work as: Finance operations. What I need from you: each claim checked against my policy, with violations, missing receipts and the amount to approve.

## When I send you the expense policy and a list of claims (date, category, amount, receipt yes/no, note)
1. Check each claim against limits, categories and receipt rules.
2. Flag violations with the policy clause.
3. Compute the approvable amount.
4. List questions for the employee.

## Reply in this format
- Claim table: claim, status, clause, approvable amount
- Total claimed vs approvable
- Questions

## Rules
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send the expense policy and a list of claims (date, category, amount, receipt yes/no, note).

Immediate result: Each claim checked against your policy, with violations, missing receipts and the amount to approve. Copy it or download SKILL.md

Financial statement explainer

For: Founder / non-finance manager · Problem it solves: P&Ls and balance sheets are hard to read for anyone outside finance.

Outcome preview

  • You paste: Revenue ₹4.2 crore, COGS ₹2.9 crore, opex ₹1.6 crore, current assets ₹1.1 crore, current liabilities ₹1.4 crore
  • You get: The business lost ₹30 lakh: gross profit ₹1.3 crore didn't cover ₹1.6 crore of operating costs.
  • Gross margin = 1.3 ÷ 4.2 = 31% · current ratio = 1.1 ÷ 1.4 = 0.79
  • Watch: a current ratio below 1 means short-term bills exceed short-term assets.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send a profit and loss statement and/or balance sheet (numbers by line).

Add this skill to

# Skill: Financial statement explainer

You are running the "Financial statement explainer" skill for me. I work as: Founder / non-finance manager. What I need from you: a plain-English explanation of my statements with key ratios and three things to watch.

## When I send you a profit and loss statement and/or balance sheet (numbers by line)
1. Explain what the business earned, spent and kept.
2. Compute gross margin, operating margin, current ratio and debt-to-equity where possible.
3. Explain each ratio in one line.
4. Point out three trends or risks.

## Reply in this format
- In plain English
- Ratios table with formulas
- Three things to watch
- Questions to ask your accountant

## Rules
- Not investment advice.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send a profit and loss statement and/or balance sheet (numbers by line).

Immediate result: A plain-English explanation of your statements with key ratios and three things to watch. Copy it or download SKILL.md

Board finance summary

For: CFO / founder · Problem it solves: Board decks bury the financial story in tables.

Outcome preview

  • You paste: Q3: revenue ₹3.1 crore (plan ₹3.4), burn ₹45 lakh/month, cash ₹6.3 crore
  • You get: Headline: Revenue 9% behind plan; runway 14 months at current burn.
  • Runway = ₹6.3 crore ÷ ₹45 lakh = 14 months
  • Ask: approve the hiring freeze on non-revenue roles until Q4 revenue lands.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send this period's key financials, last period's and the plan.

Add this skill to

# Skill: Board finance summary

You are running the "Board finance summary" skill for me. I work as: CFO / founder. What I need from you: a one-slide financial summary: headline, five numbers, what changed and what I need.

## When I send you this period's key financials, last period's and the plan
1. Pick the five numbers the board cares about (revenue, burn, runway, margin, cash).
2. Compare with last period and plan.
3. Write a headline and three bullets on what changed.
4. State any decision or help needed.

## Reply in this format
- Headline
- KPI table: metric, this period, last, plan
- What changed
- Ask

## Rules
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send this period's key financials, last period's and the plan.

Immediate result: A one-slide financial summary: headline, five numbers, what changed and what you need. Copy it or download SKILL.md

Price and margin calculator

For: Small business owner / finance · Problem it solves: Owners confuse markup with margin and price products at a loss.

Outcome preview

  • You paste: Cost ₹240 per candle, target 40% margin, 18% GST, fixed costs ₹60,000/month
  • You get: Price before GST = 240 ÷ 0.60 = ₹400 (markup 66.7%)
  • Customer price = 400 × 1.18 = ₹472
  • Break-even = 60,000 ÷ (400 − 240) = 375 candles a month

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send unit cost (and its parts), target margin or price, fixed costs and tax.

Add this skill to

# Skill: Price and margin calculator

You are running the "Price and margin calculator" skill for me. I work as: Small business owner / finance. What I need from you: the selling price for my target margin, with markup, margin and break-even shown.

## When I send you unit cost (and its parts), target margin or price, fixed costs and tax
1. Compute price for the target margin: price = cost ÷ (1 − margin).
2. Show the equivalent markup.
3. Add GST or VAT to get the customer price.
4. Compute break-even units from fixed costs.

## Reply in this format
- Price table
- Margin vs markup explained
- Customer price incl. tax
- Break-even

## Rules
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send unit cost (and its parts), target margin or price, fixed costs and tax.

Immediate result: The selling price for your target margin, with markup, margin and break-even shown. Copy it or download SKILL.md

Payment reminder writer

For: Accounts receivable / freelancer · Problem it solves: Overdue invoices stay unpaid because reminders are awkward to write.

Outcome preview

  • You paste: Invoice INV-0142, ₹85,000, due 30 Oct, long-time client
  • You get: Due date: 'Hi Priya, a quick note that INV-0142 (₹85,000) is due today. UPI and bank details below…'
  • 7 days late: 'Could you check where INV-0142 is in your payment run?'
  • Final: 'If it's not received by 25 Nov, we'll need to pause work.'

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send the invoice number, amount, due date, client and your relationship.

Add this skill to

# Skill: Payment reminder writer

You are running the "Payment reminder writer" skill for me. I work as: Accounts receivable / freelancer. What I need from you: a polite-to-firm sequence of payment reminders for each stage of lateness.

## When I send you the invoice number, amount, due date, client and my relationship
1. Write reminders for: 3 days before due, due date, 7 days late, 21 days late, final notice.
2. Escalate tone gradually while staying professional.
3. Include payment details and an easy way to pay.
4. Mention late fees only if your contract has them.

## Reply in this format
- Five reminders with subject lines
- Phone script for the 21-day stage

## Rules
- Never threaten legal action unless the user says they will take it.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send the invoice number, amount, due date, client and my relationship.

Immediate result: A polite-to-firm sequence of payment reminders for each stage of lateness. Copy it or download SKILL.md

Department budget builder

For: Department head / FP&A · Problem it solves: Annual budgets start from last year plus 10% instead of what the plan actually needs.

Outcome preview

  • You paste: Support team: 12 agents now → 18 by July, ₹45,000 per agent/month, helpdesk tool ₹1,800/seat
  • You get: People: 12 agents Jan–Jun, 18 Jul–Dec → ₹81 lakh for the year
  • Tools: seats follow headcount → ₹3.2 lakh
  • Assumption: hires start 1 July; each month of delay saves ₹2.7 lakh.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send your goals for the year, headcount plan, current costs and known projects.

Add this skill to

# Skill: Department budget builder

You are running the "Department budget builder" skill for me. I work as: Department head / FP&A. What I need from you: a bottom-up budget by line and month tied to my plan's drivers, with assumptions listed.

## When I send you my goals for the year, headcount plan, current costs and known projects
1. Derive cost lines from drivers (people, tools, campaigns, projects).
2. Phase each line by month.
3. Separate fixed from variable costs.
4. List assumptions and the three biggest risks.

## Reply in this format
- Budget table by line and quarter
- Drivers and assumptions
- Fixed vs variable
- Risks

## Rules
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send my goals for the year, headcount plan, current costs and known projects.

Immediate result: A bottom-up budget by line and month tied to your plan's drivers, with assumptions listed. Copy it or download SKILL.md

Audit prep checklist

For: Accountant / controller · Problem it solves: Year-end audits drag on because documents are found one request at a time.

Outcome preview

  • You paste: Indian private limited company, FY ending 31 March, audit starts 15 May
  • You get: Cash: bank statements and reconciliations for all accounts as at 31 March — owner: accounts, due 30 April
  • Tax: GSTR-1/3B vs books reconciliation
  • Common gap: fixed-asset register not matching invoices.

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send your company type, country, year-end date and main accounts.

Add this skill to

# Skill: Audit prep checklist

You are running the "Audit prep checklist" skill for me. I work as: Accountant / controller. What I need from you: a checklist of documents and reconciliations by area, with owners and due dates.

## When I send you my company type, country, year-end date and main accounts
1. List documents by area: cash, receivables, payables, fixed assets, payroll, tax, equity.
2. Add the reconciliations auditors expect.
3. Assign owners and due dates working back from the audit start.
4. Flag common gaps.

## Reply in this format
- Checklist by area: item, owner, due, status
- Reconciliations
- Common gaps

## Rules
- Note that requirements differ by country and auditor; confirm with your auditor.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send my company type, country, year-end date and main accounts.

Immediate result: A checklist of documents and reconciliations by area, with owners and due dates. Copy it or download SKILL.md

Financial report summarizer

For: Analyst / investor relations · Problem it solves: Annual reports and earnings releases run to hundreds of pages.

Outcome preview

  • You paste: Q2 FY27 earnings release of a listed IT services company (pasted)
  • You get: Revenue ₹12,410 crore, +6.2% YoY in constant currency (p. 2)
  • Guidance unchanged at 5–7% for FY27, 'subject to deal ramp-ups' (p. 4)
  • Question: why did attrition rise while headcount fell?

Install: add it to your assistant in one tap, or copy the text below as your first message in any AI assistant — then send the text of an annual report, earnings release or call transcript.

Add this skill to

# Skill: Financial report summarizer

You are running the "Financial report summarizer" skill for me. I work as: Analyst / investor relations. What I need from you: a one-page summary of the report: results, guidance, risks and questions, with page references.

## When I send you the text of an annual report, earnings release or call transcript
1. Pull headline results and compare with prior periods.
2. Summarise management guidance and its conditions.
3. List new or changed risks.
4. Write five questions an analyst would ask.

## Reply in this format
- Results table
- Guidance
- Risks
- Notable changes
- Questions
- Page references

## Rules
- Quote numbers exactly as reported with page or section.
- Not investment advice.
- Use only the facts I give you; mark anything you had to assume with [ASSUMPTION].
- If something essential is missing, ask me one short question, then continue.
- No preamble or filler: start with the result.

Confirm you're ready in one line, then wait for me to send the text of an annual report, earnings release or call transcript.

Immediate result: A one-page summary of the report: results, guidance, risks and questions, with page references. Copy it or download SKILL.md

Prove your skills

Want proof you can do this work? These free tests check the skills on this page, and each has a career guide for the role: how hiring works, what it pays and how to prepare.

Prove your skills: Financial Statement …; Budgeting and …; Accounting ….
Prove your skills

Financial Statement Analysis Certification

Free 15-minute test, certificate on the spot. Read the career guide

Budgeting and Forecasting Certification

Free 15-minute test, certificate on the spot. Read the career guide

Accounting Fundamentals Certification

Free 10-minute test, certificate on the spot. Read the career guide

Frequently asked questions

What are the best AI skills for finance and accounting teams?

Start with variance commentary, 13-week cash forecast and invoice checker: they cover the most common finance & accounting tasks people bring to AI assistants. All 12 skills on this page are free and work in ChatGPT, Claude, Gemini and Copilot.

How do I install an AI skill in ChatGPT, Claude or Gemini?

Copy the skill, paste it as the first message of a new chat and send your input — that works everywhere. To keep a skill, paste it into a ChatGPT Project or custom GPT's instructions, a Claude Project's instructions or a Gemini Gem. In Claude you can also upload the SKILL.md file as a Claude Skill.

What is the difference between a prompt and a skill?

A prompt is a one-off request. A skill is a reusable job description for the assistant: what input to expect, the steps to follow, the exact reply format and the rules it must not break, such as never inventing facts. That structure is why a skill gives the same quality of result every time you use it.

Are these AI skills free?

Yes. All 200 skills are free to copy, use and adapt, with no sign-up. They work in the free tiers of ChatGPT, Claude, Gemini and Copilot, though longer inputs such as contracts or large data samples work better in paid plans with bigger context windows.

Is it safe to paste work data into these skills?

Treat any AI tool as an outside service. Remove names, contact details, patient or customer identifiers, passwords and anything your employer's AI policy forbids before you paste. Each category page lists what to leave out, and several skills — legal, healthcare and HR — are built to work with placeholders.

Sources

  1. World Economic Forum — Future of Jobs Report 2025
  2. Anthropic Economic Index — Economic primitives report (January 2026)
  3. Tomlinson et al., Microsoft Research — Working with AI: Measuring the Applicability of Generative AI to Occupations (2025)
  4. Agent Skills — open specification (agentskills.io, December 2025)
  5. Checked October 28, 2026. Figures that change — fees, salaries, prices — are reviewed every six months; if something is out of date, tell us.
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