1,334 tagged Web3 and blockchain, measured the same way as everything else here.
Browse within: mcp-server 189model-context-protocol 188defi 132blockchain 128crypto 110base 90x402 69ethereum 55bitcoin 36LLM 35cryptocurrency 35cursor 31solana 31agent-commerce 29
CSOAI-ORG/blockchain-verification-mcp
MCP server Claude CodeCodexCursor +2
MCP server for blockchain verification. Features mint certificate, verify certificate, audit trail. From MEOK AI Labs. Runs locally from the blockchain-verification-mcp Python package.
MCP server Claude CodeCodexCursor +2
Payments for AI agents: gasless USDC on Base + JIT single-use virtual cards, PAN never in context. Runs locally from the z-zero-mcp-server npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Send physical mail with Solana cryptocurrency - AI agents can send real letters worldwide. Runs locally from the solmail-mcp npm package. Needs 4 environment variables to run.
Cyberweasel777/botindex-mcp-server
MCP server Claude CodeCodexCursor +2
DeFi signal intelligence + agent discovery. Funding arb, whale alerts, Zora, compliance. Runs locally from the botindex-mcp-server npm package. Needs 1 environment variable to run.
ExpertVagabond/solana-mcp-server
MCP server Claude CodeCodexCursor +2
Solana MCP server for wallet, transactions & programs. Runs locally from the solana-mcp-server npm package.
CryptoAPIs-io/cryptoapis-mcp-hd-wallet
MCP server Claude CodeCodexCursor +2
MCP server for HD wallet management, balance, and sync on EVM, UTXO, XRP via Crypto APIs. Runs locally from the @cryptoapis-io/mcp-hd-wallet npm package. Needs 1 environment variable to run.
MCP server Claude CodeCodexCursor +2
Forex, IOF tax, US accounts, stablecoins, and international payments in Brazil. Runs locally from the ozav-mcp-server npm package.
MCP server Claude CodeCodexCursor +2
Expose foundry-zksync (forge, cast, anvil-zksync) tools for zkSync Era development. Runs locally from the foundry-zksync-mcp npm package.
MCP server Claude CodeCodexCursor +2
Security suite for AI agents — catch the dangerous thing before it's signed. Preflight an unsigned EVM transaction for drains, inspect EIP-712 signatures for permit-phishing, and gate agent actions by policy. Pairs with any wallet or MCP stack; ships a non-custodial wallet too. Runs locally from the chain-signer…
MCP server Claude CodeCodexCursor +2
Solana token safety for AI agents — rug-pull, honeypot & Token-2022 trap detection before you buy. Remote server at web-production-58d585.up.railway.app.
Rotwang9000/seneschal-data-api
MCP server Claude CodeCodexCursor +2
Monero/Zcash payment webhooks + DeFi liquidation & Ethereum builder data over MCP. Free tier; x402. Remote server at mcp.seneschal.space.
soundsparkaudiolab/tollboothswap-mcp
MCP server Claude CodeCodexCursor +2
Token swaps and honeypot/rug checks for AI agents on 8 chains, paid per-call in USDC via x402. Runs locally from the tollboothswap-mcp npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
Solana on-chain intelligence — token scans, wallet profiling, bundle detection, 19 MCP tools. Remote server at noesisapi.dev.
MCP server Claude CodeCodexCursor +2
MCP server for no-payment x402 surface triage, 402 Index health checks, and paid review handoff. Runs locally from the x402-triage-mcp npm package.
MCP server Claude CodeCodexCursor +2
Validate Token-2022 configs (transfer fee, soulbound, delegate). Read-only — no keys or RPC. Runs locally from the @smeltr/mcp-server npm package.
MCP server Claude CodeCodexCursor +2
Solana Mainnet verification, intelligence, machine receipts, and agent logistics through MCP. Remote server at agents.privatedao.org.
MCP server Claude CodeCodexCursor +2
MCP server for ZebPay crypto exchange — fetch prices, balances, and manage orders. Runs locally from the @zebpay_rajesh/zebpay-mcp-server npm package. Needs 2 environment variables to run.
MCP server Claude CodeCodexCursor +2
XRPL domains for AI agents — availability, pricing, profiles, portfolio, and register links. Runs locally from the @xrpname/xrpname-mcp npm package.
MCP server Claude CodeCodexCursor +2
Interact with Counterparty — the token protocol on Bitcoin. Query, compose, sign. Runs locally from the @21e14/mcp-server npm package. Needs 3 environment variables to run.
MCP server Claude CodeCodexCursor +2
Submit AI inference to XFuel, pay per task (USDC via x402 or TFUEL), fetch/verify ZK proofs. Runs locally from the xfuel-mcp npm package. Needs 6 environment variables to run.
MCP server Claude CodeCodexCursor +2
AI agents discover, acquire, and re-serve tokenised web content via the $402 protocol. Runs locally from the path402 npm package. Needs 3 environment variables to run.
berkingurcan/stellar-agent-search
MCP server Claude CodeCodexCursor +2
Discover and rank Stellar 8004 agents with a read-only MCP server and fail-closed contract probes. Runs locally from the stellar-agent-search npm package. Needs 4 environment variables to run.
MCP server Claude CodeCodexCursor +2
Pre-transaction token risk checks for autonomous agents on six chains. Read-only; paid via x402. Remote server at api.bitfence.ai.
MCP server Claude CodeCodexCursor +2
AI agent access to Asian crypto markets. Korean exchange routing and x402 paid APIs. Runs locally from the crossfin-mcp npm package. Needs 3 environment variables to run.