"How to create an MCP tool" matching MCP connectors:

Live exit costs by venue, depth concentration, and a sealed calls record that keeps its misses.

See what actually settles on x402: wash-adjusted volume, payTo checks. Free, no key, no signup.

Underwrite real-estate deals: 0-100 scores, cash flow, DSCR, stress tests, max offer. Free, no key.

Reference data for prediction markets: graded resolution clarity, cross-venue links, provenance.

Reviewed competitor pricing, offer comparisons, and market-change evidence with x402 payments.

Bank and lender failure early warning, with the validated record served beside every claim.

The Brain Layer for AI Trading Agents — quant calls + cross-venue arb across perp venues via MCP.

Independent auditor for Japanese construction & renovation estimates; flags overcharge risk.

Savvly MCP: query fund data, model projections, and compare against alternative retirement products.

Verify claims, resolve FIGI identity, extract claims, and sign x402 delivery receipts over MCP.

Agent-facing intake for HORIZON SHIELD, the Japanese construction estimate auditor.

Research-only MCP server: turn your AI into a quant research desk — backtests, no trades.

Funding stress early warning for US money markets from free public data, with an honest backtest.

AgentFeed: 47 tools — our own liquidation tape + tokenized-equity peg data, paid in USDC.

Validate EU, UK, AU VAT numbers for AI agents. EU ViDA e-invoicing compliance.

Curated, probe-verified directory of paid x402 APIs. Agents check it before spending money.

530 MCP tools across 561 fintech tools: ChainGraph AP2 decisions, execution_hash. Zero PII.

Live multi-asset market data for AI agents with provenance, starter credits, x402, and examples.

Read-only martingale data: Martingale Score & Startingale for 250+ cryptos and US stocks.

Taiwan stock market data (TWMD): official-source, point-in-time-safe datasets via read-only tools.