TrueCalci
truecalci-official/truecalci# TrueCalci Precision Compute Engine Deterministic statutory, financial, and engineering computational tools for AI agents, developers, and autonomous workflows over the Model Context Protocol (MCP). ### Capabilities (25 Verified Engines): - **Specialist FinOps:** Remote Contractor vs. W-2 Parity, S-Corp Reasonable Compensation (IRS Rev. Rul. 74-44), Solo 401(k) Shelter, Cross-Border FX Drag, Billable Capacity Floor. - **Global & Cross-Border Tax:** US Form 2555 FEIE Nomad Stacking, B2B Foreign Withholding Radar, European VAT/Sales Tax, Indian Section 115BAC Income Tax, Statutory GST. - **Quantitative & Physics:** Black-Scholes-Merton Options & Greeks, US Mortgage (PITI & PMI), Euler-Bernoulli Beam Bending, 2D Ballistic Projectile Motion, Casio fx-991 Simultaneous & Linear Equation Solver. ### Zero Hallucination Guarantee: All calculations execute deterministically in sub-millisecond edge isolates with IEEE 754 precision and statutory legal references.
Score: 100/100
Handshake verified by our own probe.
Tools · 29
Lists the official rate tables each calculator uses (free, no credits). Shows the active government rate tables (Income Tax Department, IRS Rev. Proc., HMRC, etc.), hash checksums, and legal enactment…
Calculate statutory Tax Deducted at Source (TDS) under the Indian Income-tax Act, 1961 (the Act, rates and thresholds in force on as_of_date). Supports Section 194C (contractor), 194J (professional/te…
Calculate statutory Tax Collected at Source (TCS) under Section 206C of the Indian Income-tax Act, 1961 (the Act, rates and thresholds in force on as_of_date). Computes liability for Section 206C(1H) …
Calculate Indian GST on a supply under the regular scheme: CGST + SGST for an intra-state supply, IGST for an inter-state supply, export or SEZ supply, with optional compensation cess, reverse charge …
Calculate statutory GST quarterly tax liabilities under the Composition Scheme (Section 10 of CGST Act). Computes applicable turnover tax for traders, manufacturers, restaurant service providers and, …
Calculate Indian advance tax instalments and the interest for late or short payment (Sections 234A, 234B and 234C; sections 207-211). Instalment deadlines: 15% by 15 June, 45% by 15 September, 75% by …
Compute Indian personal income tax for the tax year in force on as_of_date (Income-tax Act, 2025 from tax year 2026-27; the 1961 Act before), comparing the new regime (standard deduction and Section 8…
Simulate Public Provident Fund (PPF) 15-year statutory compound wealth accumulation under Ministry of Finance notifications. Enforces ₹1,50,000 annual deposit ceiling, the sovereign interest rate noti…
Simulate Sukanya Samriddhi Yojana (SSY) sovereign small savings scheme for girl child education and marriage under Government of India statutory guidelines. Computes compounding at the rate notified f…
Calculate Bank and Corporate Fixed Deposit (FD) maturity amount and interest returns. Computes quarterly, monthly, half-yearly, and cumulative compounding with Section 194A TDS threshold analysis for …
Calculate Gold and Silver commodity valuation, hallmarking purity adjustments (24K, 22K, 18K, 14K), statutory GST (3%), making charges, and Indian regional unit conversions (Tola, Sovereign, Sovereign…
Calculate tax liabilities, statutory benefits, and net take-home cash between W-2 salaried employment and 1099 independent contractor billing, solving the exact breakeven billing rate ($/hr). Behavio…
Compute employment taxes with and without an S-Corporation election: reasonable officer salary split, SECA/FICA payroll taxes, the fees entered, and the net difference, under IRS Rev. Rul. 74-44. Comp…
Compare Solo 401(k) and SEP-IRA contribution limits for the tax year in force on as_of_date, and the income-tax reduction their pre-tax part gives at the marginal rate entered. Behavior: Deterministi…
Compare the local currency that lands from a USD invoice across the payment providers you name, using each provider's fees as you supply them, against a published reference exchange rate (European Cen…
Solve the exact minimum billable hourly rate required to achieve a target net spendable cash income, factoring in unpaid weeks, non-billable administrative drag, deductible overhead, health insurance,…
Calculate monthly US mortgage payments broken down into PITI (Principal, Interest, Property Taxes, Homeowners Insurance, and Private Mortgage Insurance) along with full 30-year amortization schedule. …
Calculate European Value Added Tax (VAT) and global sales taxes in either Add Mode (Net price to Gross price) or Remove Mode (Gross price to Net price) with statutory rate verification. Behavior: Det…
Standard precision: this calculator uses ordinary floating-point arithmetic, keeps no dated table of official rates, and has not yet passed our full reference-test suite. Simulate long-term compound i…
Calculate Systematic Investment Plan (SIP) mutual fund maturity wealth with optional annual percentage step-up (top-up) for compounding wealth growth. Behavior: Deterministic, idempotent calculation …
Calculate reducing-balance monthly Equated Monthly Installment (EMI), total interest payable, and amortization schedule for home, auto, or personal loans. Behavior: Deterministic, idempotent calculat…
Calculate multi-provider LLM API inference token costs, prompt caching economics (up to 95% discount), batch API savings (50%), and cross-model cost disparity multipliers across frontier and high-effi…
Model early-stage startup cash runway calendar exhaustion date, Post-Money SAFE note conversion cap dilution, and Series A unallocated option pool shuffle waterfall. Behavior: Deterministic, idempote…
Track IRS Form 2555 Foreign Earned Income Exclusion (FEIE) Physical Presence Test eligibility (330 full foreign days in rolling 365 days), the statutory exclusion cap for the tax year in force on as_o…
Analyze tiered AWS/GCP public cloud internet data transfer egress pricing versus Cloudflare Zero-Egress Bandwidth Alliance and edge caching proxies, quantifying monthly and annual infrastructure cost …
Standard precision: this calculator uses ordinary floating-point arithmetic, keeps no dated table of official rates, and has not yet passed our full reference-test suite. Compute Net Present Value (NP…
Calculate Compound Annual Growth Rate (CAGR), real inflation-adjusted purchasing power growth (Fisher equation), and exact investment doubling time (Rule of 72 exact logarithmic solution). Behavior: …
Standard precision: this calculator uses ordinary floating-point arithmetic, keeps no dated table of official rates, and has not yet passed our full reference-test suite. Calculate cost-volume-profit …
Convert Indian regional and universal land measurement units under the Legal Metrology Act, 2009 and State Land Revenue Codes (UP, Punjab, Haryana, West Bengal, Gujarat, Bihar, Assam, HP, MP, Rajastha…
Resources · 4
How TrueCalci computes: dated official-source rate packs, exact decimal money arithmetic, refusal instead of guessing, and the current list of calculators.
truecalci://docs/system-architecture
Governing mathematical equations for Euler-Bernoulli beam deflection, Darcy-Weisbach pipe friction, Tsiolkovsky rocket delta-v, and RLC resonance.
truecalci://formulas/engineering-physics
Recent statutory changes, tax slab updates, small-savings interest rates, and monthly market rate pack rolls.
truecalci://updates/recent
Same feed as truecalci://updates/recent. Recent statutory changes, tax slab updates, small-savings interest rates, and monthly market rate pack rolls.
updates://recent
Prompts · 5
Complete financial and statutory evaluation comparing a W-2 salaried offer vs a 1099 contractor billing rate, computing the breakeven hourly rate and the cost of benefits.
Workflow for freelancers and single-member LLCs: computes employment taxes with and without an S-Corp election (salary under IRS Rev. Rul. 74-44, fees entered) and Solo 401(k) contribution limits. Com…
Calculate the non-negotiable minimum billable hourly rate required to achieve a target spendable cash income, factoring in unpaid vacation weeks, non-billable administrative drag, health insurance, an…
Comprehensive mortgage PITI and amortization analysis: models down payment equity, monthly principal and interest, property taxes, hazard insurance, and PMI termination thresholds.
Corporate capital budgeting appraisal: calculates Net Present Value (NPV), exact Internal Rate of Return (IRR) via Newton-Raphson polynomial convergence, profitability index, and discounted payback pe…
How to use
Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://truecalci.com/mcp
Cursor or Cline: add to your MCP config:
{
"mcpServers": {
"truecalci": {
"url": "https://truecalci.com/mcp",
"transport": "http"
}
}
}