MCP Server Directory

Myworker — 20 paid crypto & AI micro-APIs (x402) io.github.princearies/myworker

20 paid micro-APIs: token price, DeFi APY, FX rates, web scraping. Pay USDC per call.

SoChain com.sochain/mcp

Live Bitcoin, Litecoin, Dogecoin and Zcash data: balances, transactions, blocks, fees, prices.

Cryptographic Merkle tree verification engine for agent state transitions, tool call histories, and

Field Notes podcast library io.github.abarto666/pod-exp

Which podcasts and talks a person appeared on, with summaries and chapters. AI, investing, crypto.

3D print on demand through the 3DAPI API: quotes, orders, products, stock, wallet and webhooks.

xmlvalid com.xmlvalid/xmlvalid

Validate XML and e-invoices (XSD, DTD, RelaxNG, EN 16931, Peppol, XRechnung), explain errors

Supercycle com.supercyclehq/supercycle

AI buildout stocks: AI Exposure Scores, Fear & Greed, capex, AI agents' paper portfolios

Simpler.Asia asia.simpler/simpler-asia

Free back office for small businesses in Singapore and Southeast Asia: invoices, expenses, stock.

Onyx AML trade.onyxprotocol/onyx-aml

Crypto address risk checks for agents: USDT/USDC blacklists, sanctions, scam lists, poisoning

Rug check tokens on Base, Ethereum, Arbitrum, Optimism, Polygon, Solana: 0-100 risk score + reasons

textokit-mcp io.github.martinPisacreta/textokit-mcp

17 pay-per-call x402 tools on Base: web reader, FX/crypto rates, Argentine data. Remote or npx.

Redstone Markets com.redstonemarkets/redstone

Performance, risk, comparisons, backtests and screening for US stocks and ETFs, with charts.

Money Reactor io.github.makar52nn-crypto/x402-money-reactor

Pay-per-call x402 MCP: 22 agent APIs on Base USDC. Crypto, onchain reads, repo safety. From $0.001

Owner's Desk com.modernmustardseed/owners-desk

An owner's own Stripe: who owes you, today's money, draft invoices. Every write needs a confirm.

proof-of-custody io.github.onrampbtc/proof-of-custody

Bitcoin custody scores, failure registry, ETF custody, stablecoin and x402 data, source router.

Paddle com.paddle/mcp

Query and manage Paddle Billing: pricing, subscriptions, payments, revenue reports and webhooks.

itsmyship Agent Tools com.itsmyship/agent-tools

NZ working-day deadlines with the law section cited, plus IRD, NZ bank and ABN checksum checks.

140 GravityZone API methods, plus fleet health, billing and incident views across child companies.

Workspace369 com.workspace369/mcp

CRM, proposals, e-sign contracts, invoices, projects, time tracking and automations for client work.

Read-only crypto market data: prices, funding, open interest, DeFi TVL, stablecoins. No API keys.

AltcoinChasersHQ: Acai crypto research app.altcoinchasershq/acai

Crypto research: launch, surge, daily picks, forensics, research jobs, monitors, rug checks.

Bizday com.isitabizday/bizday

Cited US federal and Reserve Bank business days for agents.

Docs-to-JSON io.github.Alex-Dev-Web-C-DE/document-to-json-mcp

Convert documents to structured JSON (invoices, receipts, contracts) in 2 seconds

Cuddler Platform io.github.CuddlerAI/platform

Generate video and images with prepaid USD billing and explicit per-job spending limits.