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"List of Easy-to-Use Free MCP Servers for Proof of Concept Development" matching MCP servers:
- AlicenseBqualityBmaintenanceAutonomous M2M compliance and trust APIs for AI agents (KYB, OFAC, VAT, Sanctions checking).5MIT
- Alicense-qualityCmaintenanceAn MCP server that enables fee-free USDC transfers on the Base blockchain network using Coinbase CDP MPC Wallet integration, with support for ENS and BaseName domain resolution.721MIT
- Alicense-qualityBmaintenanceEnables creating and verifying permanent, publicly verifiable content provenance stamps via MCP tools.8MIT
- Alicense-quality-maintenanceProvides tools and prompts for Trezoa blockchain development, including RPC methods for querying account balances, transaction data, and account information on the Trezoa network.1
- Flicense-qualityCmaintenanceProvides secure, audited MCP servers for Kadena blockchain interactions, including Pact smart contract operations, Chainweb API, module deployment, and security scanning.
- Alicense-qualityDmaintenanceA Node.js service that provides spot trading functionality through the LnExchange API.9ISC
- Alicense-qualityDmaintenanceMCP server providing real-time crypto prices (Chainlink + Binance), Polymarket prediction market data, deep web research, and JS-rendered web scraping. All services available via x402 Solana micropayments.MIT
- Flicense-qualityDmaintenanceGenerates MCP servers from smart contract ABIs, enabling Claude to interact with any Ethereum contract via natural language commands.35
- FlicenseAqualityCmaintenance9 tools, Lightning-gated. Pay per call. For agents that need verifiable signed actions with an audit trail. Nostr event signing via daemon Publish events to relays Create Lightning invoices Action receipts — signed proof of agent actions Identity attestation9
- AlicenseBqualityDmaintenanceA server that enables interaction with the Solana blockchain, providing access to over 40 Solana RPC methods including getting balances, transaction details, block information, and sending transactions.444MIT
- AlicenseBqualityDmaintenanceMerx - TRON Resource Exchange Merx is the first TRON resource exchange that aggregates energy and bandwidth providers into a single MCP server. GitHub: https://github.com/Hovsteder/merx-mcp Hosted SSE: https://merx.exchange/mcp/sse npm: merx-mcp Website: https://merx.exchange Stats * 52 tools, 30 prompts, 21 resources * 7+ energy providers (CatFee, ITRX, PowerSun, Fe531373MIT
- AlicenseCqualityCmaintenance23 tools for AI agents working with Nostr Open source. No API key. No account. NIP-46 remote signing Publish notes, reply, react, repost Encrypted DMs (NIP-04 + NIP-44) Fetch events, profiles, social graph23141MIT
- Alicense-qualityDmaintenancePay-per-task AI agent for writing, research, code, DeFi & blockchain. Pay in USDC on Base or Solana. Supports A2A, MCP, x402 and Agentmail protocols.4MIT
- Flicense-qualityDmaintenanceA Model Context Protocol server that enables Claude AI to interact with the Solana blockchain, allowing it to execute transactions, query accounts, manage wallets, get price predictions, trade tokens, and access various blockchain data sources.4
- AlicenseAqualityBmaintenanceMCP server for RugGuard, enabling AI agents to perform pre-trade rug checks on tokens, with paid tools for token scanning and pre-trade verification, and a free metrics resource.3MIT
- AlicenseAqualityAmaintenanceMCP server for Sean-Claude Van Damme's General Store, enabling AI agents to browse and purchase digital goods and services using USDC payments over the x402 protocol.92MIT
- AlicenseAqualityBmaintenanceCross-chain bridge aggregator MCP server for AI agents. Compares routes across LI.FI, deBridge, Relay, Across and Squid to find the best rate. Use when an agent needs to bridge or swap tokens between EVM chains, Solana, or Cosmos. The aggregator of aggregators.1264MIT
- AlicenseAqualityDmaintenanceMCP server enabling AI agents to purchase VPS and blockchain node products using USDC on Base via Easy Node's x402 API.787Business Source 1.1
- AlicenseAqualityFmaintenanceAn MCP server for CoinGecko that connects any MCP-compatible client to free crypto market data, providing tools for prices, market caps, trending coins, historical data, and global stats.845MIT