PNL Toolkit
Eight free investment and trading calculators with PNG charts and editable result links.
- 01Stars
- —
- 02Version
- 1.1.0
- 03License
- —
- 04Review
- Passed
- Registry update
- Oct 16, 2026
Connect
remote$claude mcp add --transport http calculators https://pnltoolkit.com/mcpHeaders
Nothing to configure — it works as is.
Security review
Review passedReviewed 1d ago.
- tools
- 8 tools scanned
- metadata
- scanned
No findings.
Tools
8historical_return
Historical investment return using installed monthly closes, not live quotes. Asset ticker, start/end months YYYY-MM, amount in USD (unit=cash) or historical shares/coins (unit=coins), buying fee in percent, optional benchmark and total/price return basis. Omitted dates use calculator defaults clamped to asset/benchmark coverage. Returns data coverage/source metadata and the free calc-return PNG. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
dca_backtest
Dollar-cost-averaging backtest using installed monthly closes, not live quotes. Asset ticker, start/end months YYYY-MM, initial deposit in USD, monthly in USD per purchase, frequency in months (1, 3 or 12), buying fee in percent, optional benchmark and total/price return basis. Initial deposit and first recurring purchase occur at the selected start month-end. Omitted dates use calculator defaults clamped to coverage. Returns data metadata and the free calc-dca PNG. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
compound_interest
Compound interest in USD: initial dollars, monthly dollars, annual return/fees/inflation in percent, and whole years. Creates a free calc-compound PNG. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
position_size
Position sizing for linear USD shares/coins: prices in USD, account risk in percent, fees/slippage in basis points, quantity increment in units. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
trade_expectancy
Trade expectancy and fractional Kelly: balance in USD, win rate/buffer/cap in percent, wins/losses/cost in R, fraction 0–1. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
drawdown_recovery
Drawdown recovery: balances/deposits in USD, drawdown and monthly return in percent, target horizon in whole months. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
spread_and_fees
Round-trip spread economics: one-side notional in USD; full spread, fee per fill and adverse cost in basis points (1 bp = 0.01%). Negative fees are rebates. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
inventory_quotes
Inventory quotes: mid and tick in USD, inventory weights in percent, spread/skew/cap in basis points. Skew is bps per 10 percentage points of inventory deviation. Returns results, conditions, assumptions, an editable link, share page and PNG. No account access or order execution.
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