Web3 & Decentralized Tech MCP connectors
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Concentrated liquidity on Uniswap/Aerodrome (rebalance, compound, leverage) or single-sided lending.
Marketplace of pay-per-call APIs for AI agents. Top up once with USDC, then call any listed API - gasless, walletless, metered per request. Includes onboarded providers and hundreds of x402-native APIs discovered on-chain.
On-chain ERC-8004 agent registry. Search, register, and check reputation across 16 chains.
8 CIPHER tools — Solana scan, breach check, Jito, FRED, Drift, repo health, more. x402-paid on Base.
Free, keyless MCP server with 50 read-only blockchain tools for Bitcoin, Ethereum, and Mezo. No installation, no API key required -- just add the URL to your MCP client and start querying balances, transactions, blocks, ENS names, ERC-20 tokens, smart contracts, and more. Runs on Cloudflare's global edge network via Streamable HTTP. All tools are strictly read-only and stateless.
Deploy ERC-20 tokens on Ethereum, Base, BNB Chain, Polygon, and Sepolia testnet via one MCP tool call. Returns a deployed contract address. $10 flat fee per mainnet deployment — same as human users. Free on Sepolia testnet. Requires an API key from https://avagenesis.com/api/agents/keys
Cross-chain cryptocurrency swaps via Chainflip. Get quotes, execute swaps, and track progress.
Deploy ERC-20 tokens on Ethereum, Base, BNB, Polygon via MCP. One call = deployed contract.
Search ATProto writing, annotations, identity, agents, and forum posts. 12 read-only tools.
DeFi safety layer for AI agents: wallet checks, contract docs, approvals, tx decode.
Provide AI agents and automation tools with contextual access to blockchain data including balance…
Etherscan MCP — multichain block-explorer API (Etherscan V2)
Blockchair multi-chain block explorer (BTC, ETH, LTC, DOGE, XMR, +12 more)
Live crypto trading signals, sentiment, Polymarket analytics. Free demo + x402 micropayments.
FlareOracle - 12 Flare tools: FTSO oracles, FAssets, state connector, FXRP, FlareDrops.
Hosted MCP gateway for Web3 infra discovery across 20+ networks via one endpoint.
Aave - 6 tools for lending rates, supply, and borrow data