| name | calculating-crypto-taxes |
| description | Calculate cryptocurrency tax obligations with cost basis tracking, capital gains computation, and Form 8949 generation.
Use when calculating crypto taxes, generating tax reports, comparing cost basis methods, or identifying taxable events.
Trigger with phrases like "calculate crypto taxes", "generate tax report", "cost basis FIFO", "capital gains", "Form 8949", or "crypto taxable events".
|
| allowed-tools | Read, Write, Bash(crypto:tax-*) |
| version | 1.27.0 |
| author | Jeremy Longshore <jeremy@intentsolutions.io> |
| license | MIT |
| tags | ["crypto","cost-optimization","calculating-crypto"] |
| compatibility | Designed for Claude Code |
Calculating Crypto Taxes
Overview
Calculate cryptocurrency tax obligations from transaction history. Supports FIFO, LIFO, and HIFO cost basis methods, identifies taxable events (trades, staking, airdrops), and generates Form 8949 compatible reports.
DISCLAIMER: This tool provides informational calculations only, not tax advice. Consult a qualified tax professional.
Prerequisites
- Transaction history exported as CSV from your exchanges (Coinbase, Binance, Kraken, etc.)
- Python 3.8+ installed
- Understanding of your tax jurisdiction's crypto rules
Instructions
-
Prepare transaction data by exporting CSV from each exchange:
| Exchange | Export Location |
|---|
| Coinbase | Reports > Tax documents > Transaction history CSV |
| Binance | Orders > Trade History > Export |
| Kraken | History > Export |
| Generic | See ${CLAUDE_SKILL_DIR}/references/exchange_formats.md for column mapping |
-
Run basic tax calculation using FIFO (IRS default):
python ${CLAUDE_SKILL_DIR}/scripts/tax_calculator.py --transactions your_trades.csv --year 2025
-
Compare cost basis methods to understand tax implications:
python ${CLAUDE_SKILL_DIR}/scripts/tax_calculator.py --transactions trades.csv --compare-methods
Methods: --method fifo (IRS default), --method lifo (Last In First Out), --method hifo (minimize gains)
-
Generate Form 8949 report as CSV:
python ${CLAUDE_SKILL_DIR}/scripts/tax_calculator.py --transactions trades.csv --method fifo --year 2025 --output form_8949.csv --format csv
-
Handle income events (staking, airdrops, mining, DeFi yield):
python ${CLAUDE_SKILL_DIR}/scripts/tax_calculator.py --transactions all_events.csv --income-report
