"Giving Claude full access to SQL Server for free" matching MCP servers:

A local-first MCP server for the WAX blockchain that enables AI hosts to query accounts, chain state, AtomicAssets, AtomicMarket, Hyperion history, and WAXP prices, as well as prepare unsigned transactions for wallet signing.

An 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.

A production-ready Model Context Protocol server implementation that connects AI assistants to the TON blockchain, allowing them to query wallet balances, transaction details, smart contracts, and other blockchain data.

Enables AI agents to inspect the public NFH protocol corpus, verify census status, and prepare bounded Ethereum wallet intents for claims and non-custodial market actions while never signing or submitting transactions.

Extends Claude Code with rich Telegram messaging (photos, files, keyboards, invoices) and TON blockchain tools, designed to safely coexist with Claude Channels by disabling polling in CHANNELS_MODE.

A 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.

23 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 graph

A Node.js service that provides spot trading functionality through the LnExchange API.

MCP 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.

Generates MCP servers from smart contract ABIs, enabling Claude to interact with any Ethereum contract via natural language commands.

MCP server for Pi Network that enables AI agents to query Pi chain data (balances, transactions) and verify user tokens, with optional payment sending that is off by default.

Generate crypto QR codes (BTC, ETH, SOL, USDC, USDT, EURC) and manage payment sessions from Claude Desktop or any MCP client. Non-custodial, free.

Provides access to DeFi Llama's free API for querying protocol TVL, chain TVL, yields, stablecoins, bridges, DEX volumes, and fees through natural language.

Enables users to compare current Aerodrome veNFT voting positions, bounded claimable rewards, and selected pools' voting evidence on Base against a saved local baseline, with retryable, atomically stored change reports. All tools are read-only on chain, requiring no keys, signing, or transactions.

An 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.

A server that exposes blockchain data (balances, tokens, NFTs, contract metadata) via the Model Context Protocol, enabling AI agents and tools to access and analyze blockchain information contextually.

MCP server for Blocklens Bitcoin on-chain analytics, providing AI agents access to 127 on-chain metrics and chart rendering.

Provides Claude with access to Jupiter's Portfolio API and Price API on Solana, enabling portfolio tracking, staking info, and real-time token prices.

MCP server giving AI agents access to Solana blockchain data. 7 tools: wallet balances, transaction history, token prices (Jupiter + CoinGecko), token metadata, DeFi yields (Raydium + Orca), and token safety checks (RugCheck scores, holder concentration, insider detection).

A Model Context Protocol server that provides Claude Code with seamless access to Binance exchange API functionality for market data retrieval, account management, and trading operations.