"Building OpenAI Agents SDK Using Official Documentation" matching MCP connectors:

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

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

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

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

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

Teardrop is the native economic layer for AI agents, providing a robust suite of tools for multi-chain portfolio tracking, DeFi yield analysis, and gas estimation. It enables autonomous agents to securely find Web3 data and manage micro-payments on-chain with zero human intervention.

Tesouro em Foco is a free remote MCP server that brings Brazilian government bond (Tesouro Direto) pricing into AI assistants such as Claude, Cursor, and any MCP-compatible client. The engine implements the Brazilian National Treasury's official pricing methodology — validated against 269,000+ real trades — and covers all retail bond types: fixed-rate (LTN, NTN-F), inflation-linked (NTN-B Principal, NTN-B), and retirement/education bonds (Renda+ and Educa+, NTN-B1).

Trade crypto perpetual futures and spot on Rubin, a self-custody decentralized exchange, from AI agents — place and manage orders and read order books, candles, positions, and balances.

Access premium IPO intelligence through AI agents. Retrieve detailed company profiles for upcoming and recent public offerings — including deal terms, SEC filings, AI-generated research with valuation models, competitor benchmarking, underwriter ratings, risk screening, and board analysis. Monitor overall market conditions with a proprietary daily sentiment score (-100 bearish to +100 bullish) with historical trend data to help time investment entries.

Real-time electricity price signals for AI agents. Spot prices, cheapest hours, and contract recommendations. 31 countries across Europe and Oceania. No authentication required.

Pre-reasoned Bitcoin & macro financial briefings for AI agents. Trend signals, regimes, 17 contexts.

Real-time crypto market intelligence for AI agents. Live price, funding rate, open interest, buy/sell ratio, fear/greed, orderflow, and OHLCV history across 20 exchanges and 24 tokens. Address risk scoring included.

Czech VAT-payer reliability (ADIS / nespolehlivý plátce DPH) + registered bank accounts by DIČ.

Deterministic market-state engine for trading agents — state, gate, coordinates, with receipts.

Pre-payout IBAN screening for AI agents: validation, sanctions (OFAC), Swiss clearing, risk

PayPerByte — per-byte data for AI agents: x402 USDC on Base, EIP-712-attested. No token.

Deterministic pre-execution audit for trading agents. PASS/WAIT/FAIL, reproducible verdict_hash.

MiCA compliance evidence, stablecoin risk scoring (105+ tokens), macroeconomic regime detection (86 FRED series), and AI agent governance. 79 tools across 5 MCP servers. Every response ECDSA-signed, blockchain-anchored, audit-ready. Free tier, no API key needed. Works with Claude Managed Agents.

Official ČNB exchange rates — daily & historical CZK vs EUR, USD, 30+ currencies. For accounting.

Official economic statistics with citations: World Bank, IMF WEO, ECB. Verify claimed figures.