Free Tool #15 Β· In-Person Web3 Retail & Hospitality Simulator

Interactive Crypto POS & QR Register Simulator

Test how your cafe, boutique, hotel desk, or event booth accepts USDT & USDC in person. Model local bill + tip math, preview the customer QR screen, compare 0.5% XPayr POS against 3.2% international tourist card fees, and copy a shareable setup link.

1. Enter Counter Register Bill

Register Summary: Zero hardware lease ($0/mo). Cashier displays QR → buyer scans with any Web3 wallet or Binance/Bybit app → 99.5% settles directly to your store wallet.

2. Live Customer QR Terminal & Net Split

POS-TABLE-12
$93.50 USDC
Subtotal $85.00 + Tip $8.50 (10%)
DYNAMIC
POS QR
READY
Store Wallet Receives (99.5%) $93.03
XPayr Flat POS Fee (0.5%) $0.47
Expected Counter Finality ~1–2 sec
Annual Savings vs 3.2% Card FX $13,632 / yr
API v1 Counter POS Session Payload (POST /api/v1/payments)


            
MCP Tool Call (xpayr_create_payment_session via @xpayr/mcp-server) Run in MCP Playground →

        
More Ungated Web3 Calculators

Explore the complete XPayr 15-tool engineering suite.

Partner revenue

Partner & Affiliate Earnings Calculator

Model your recurring 30% RevShare and CPA earnings across referred merchants and volume.

Fee savings

Crypto Payment Fee Calculator

Compare your current processor cost with XPayr flat 0.5% gateway pricing.

Network choice

USDT Network Cost Estimator

Choose the right stablecoin rail across TRON, Ethereum, Solana, Polygon, and BNB Chain.

Launch readiness

Crypto Payment Readiness Checker

Score whether your business is ready for links, widgets, API checkout, and mainnet review.

Settlement design

Stablecoin Settlement Planner

Model accepted assets, preferred settlement asset, routing complexity, and operational controls.

Checkout preview

Testnet Checkout Simulator

Walk through session creation, wallet payment, confirmation, webhook, and reconciliation.

Developer QA

Webhook Tester

Generate sample payment events, headers, HMAC signatures, and verification snippets locally.

No-code embed

Crypto Payment Button Generator

Customize an embeddable multi-chain crypto checkout button with live modal preview and HTML/React snippets.

AI Agent QA

Interactive MCP Server Playground

Execute live JSON-RPC 2.0 tool calls against https://xpayr.com/api/mcp and inspect all 21 AI agent tools.

Agent guardrails

AI Agent Spending Policy Simulator

Model per-tx limits, daily caps, auto-approval thresholds, and chain whitelists for autonomous AI commerce agents.

License Kit QA

ES256 Wallet License Verifier

Simulate cryptographic wallet-bound software licenses for extensions, plugins, and SaaS with @xpayr/extension-kit (v0.2.0).

Treasury payouts

Batch Payout & Treasury Dispersion Planner

Model non-custodial multi-recipient payouts (10 to 5,000 wallets), gas savings, and JSON manifests for XPayr Payout Hub.

Zero chargebacks

Chargeback & Dispute Loss ROI Calculator

Calculate annual profit lost to card chargebacks, $15-$25 dispute fees, and rolling reserves vs XPayr 0.5% non-custodial finality.

B2B invoicing

Crypto Invoice & Payment Link Studio

Build itemized B2B USDT/USDC invoices, preview 99.5% direct wallet splits, and copy ready-to-run API v1 & MCP session payloads.

XPayr Β· Built on Arc Network

USDC Gas Calculator for Arc Testnet by XPayr

Estimate an Arc Testnet transaction budget in USDC using the gas inputs you provide. This XPayr tool is a planner, not a Mainnet quote.

XPayr Β· Built on Arc Network

USDC Bridge Planner for Arc Testnet by XPayr

Plan a USDC route into or out of Arc Testnet, separate the bridge amount from the XPayr operation fee and continue to wallet-signed execution.

XPayr Β· Built on Arc Network

Stablecoin Swap Planner for Arc Testnet by XPayr

Preview a same-chain stablecoin conversion, slippage budget and XPayr operation fee before requesting an executable quote.

Shareable State & AI / MCP Automation

Share this exact calculation or run it inside Claude, Cursor & VS Code via @xpayr/mcp-server

All form inputs on this tool automatically sync to the page URL query string for one-click team sharing or autonomous AI execution.

πŸ€– 21-Tool MCP Portal ⚑ OpenAPI Playground