"protocols.io" matching MCP connectors:

Free real-estate underwriting, no key or account. 6 strategies, stress tests, max offer.

merona — x402 settlement indexA

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

Ask your AI assistant a cost question. Get allocation, correlation, and explanation in one response. Costory connects Claude, Codex, or Cursor to normalized cost data across AWS, GCP, Azure, Datadog, OpenAI, and Anthropic. https://costory.io Free trial 14 days, 250 USD / month up to 10M Spend

Derived MEV intelligence — liquidation waves, searcher leaderboards, and builder routing. Pay-per-call via x402 USDC on Base.

On-chain stablecoin market cap and Bitcoin institutional holdings data.

byte-protocolA

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

MFAPI.in MCP — Indian mutual-fund NAV (net asset value) data.

Banco Central do Brasil (Brazil's central bank) MCP.

FRED MCP — Federal Reserve Economic Data (St. Louis Fed)

EDGAR MCP — SEC EDGAR public APIs (free, no auth)

SEC XBRL MCP — wraps SEC EDGAR XBRL API (data.sec.gov)

Quiver Quantitative MCP — alternative-data on public companies (quiverquant.com)

Hong Kong Monetary Authority (HKMA) public open API MCP. Keyless.

Czech National Bank (Česká národní banka, ČNB) public API MCP. Keyless.

TapelineA

Transparent stock screener with a public, verifiable track record. Scan, score, and check picks.

SEC 8-K event triage — query our pre-classified mirror of every

Finance Feeds MCP.

National Bank of Romania (Banca Naţională a României, BNR) FX reference rates MCP. Keyless.

Real SEC, 13F, insider, congress & macro data your AI agent can cite. Hosted MCP, 24 tools.

SEC Regulations MCP — US securities regulations (17 CFR).