"CTS" matching MCP connectors:

0s and 1s CIS calculatorsA

uk.co.0sand1s

Free UK CIS calculators: deductions, deadlines, late penalties, gross payment test, verification.

outcometickAOAuth

io.github.outcometick

Historical tick, order book and settlement data for Polymarket and Predict.fun crypto up/down markets, plus smart-money lists and backtest quotes, over a read-only MCP server.

Confere a NFS-e brasileira para IBS/CBS antes de transmitir. Sem cadastro e sem chave.

Multi-rail settlement binder MCP. binder_verify proves integrity only — not settlement.

Quant research, backtesting, marketplace subscriptions, editable forks, copy trading, and execution.

Find HS codes and UK/US import duty rates for goods. $0.004/call via x402.

Korea POPBiLL e-tax-invoice: AI agents issue, query & transmit e-invoices, stateless BYO.