MCP Server Directory

OpenAI Billing io.github.mcp-dir/openai_billing-mcp

OpenAI organization usage and cost reporting through an admin API key connected by the user.

Medical-billing tools for AI agents: prior-auth checks, denial decoding, claim triage, appeals.

ROKI Connect la.roki/connect

Verified ROKI Connect payments contract for coding agents: operations, schemas, validator.

Qoory Crypto Intelligence io.github.qoory-ai/qoory

One Data Plane for crypto research, with 42 live tools for markets, entities, news, and signals.

Coinfuty com.coinfuty/coinfuty

Free crypto futures data: open interest, funding, long/short, liquidations, volume. No API key.

Self-hosted MCP proxy that puts an x402 paywall in front of an existing MCP server

Fakto.app — wFirma MCP Server app.fakto/wfirma

wFirma.pl (Polish accounting) via MCP: invoices, contractors, payments, reports. Full read-write.

LightBill ISP billing MCP server: 134 tools (customers, routers, OLT, invoices, payment).

Crypto Trends API ai.trendsapi/crypto

Track crypto token and narrative attention across platforms. Free key at trendsapi.ai

Kronos market intelligence with calibrated ranges, audits, and x402 payments on Base.

Gloria AI io.github.cryptobriefing-labs/gloria-mcp

Real-time curated crypto news for AI agents with sentiment, recaps, and search.

Real-time Bitcoin regime-switch signals from three independent sensors. Free tier available.

AP Control Labs Finance Controls io.github.juodoc/ap-control

Read-only finance and operations controls for AI agents with evidence and safe next actions.

MCPVOT — x402 Facilitator Machine io.github.MCPVOT/mcpvot

x402 paid APIs for AI agents on Base. Blockchain, wallet, DEX, crypto, web search.

Diavgis — Greek Public Procurement gr.diavgis/procurement

Greek public procurement: tenders, awards, contracts, payments, suppliers, expiring contracts.

QuickBooks Online MCP server for invoices, customers, and payments. OAuth 2.1 + PKCE, stdio/HTTP.

cryptoetf io.github.sly13/cryptoetf

Live spot crypto ETF flows for 16 assets and their funds, CEFI index and prices.

Agents Get Paid Kit — x402 MCP + Unlock ($49) io.github.AgentsGetPaid/agents-get-paid-kit

x402 MCP get-paid path: USDC, spend caps, AUP, $49 kit. CAPTCHA/web-unlock for payment-ready agents.

nukez-mcp io.github.ZlaylowZ/nukez-mcp

Agent-native storage with cryptographic verification on Solana. Keyless: clients sign and pay.

Thousand API com.thousand-api/thousand-api

Certainty for AI Agents. Deterministic MCP tools for dates, crypto, finance. 84 tools.

TradeOnyx io.tradeonyx/tradeonyx

Trading journal with pattern detection: log trades by voice, query your own history.

x402 pay-per-call crypto sentiment, divergence & analyst reads. USDC on Base. NFA.

Rho co.rho/api

Tools for your business banking with Rho, including accounts, transactions, and more

Local agent spend-policy checks. No funds, keys, payment authority, or network access.