Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
17 matching
Showing 1–17 of 17 servers
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mcp hd wallet
stdioio.github.cryptoapis-io/mcp-hd-wallet
MCP server for HD wallet management, balance, and sync on EVM, UTXO, XRP via Crypto APIs
official 1 secrets -
mcp blockchain events
stdioio.github.cryptoapis-io/mcp-blockchain-events
MCP server for subscribing to and managing on-chain event webhooks via Crypto APIs
official 1 secrets -
mcp address latest
stdioio.github.cryptoapis-io/mcp-address-latest
MCP server for current balance and state of EVM, UTXO, Solana, XRP, Kaspa addresses via Crypto APIs
official 1 secrets -
mcp address history
stdioio.github.cryptoapis-io/mcp-address-history
MCP server for full transaction and token history on EVM and UTXO addresses via Crypto APIs
official 1 secrets -
mcp simulate
stdioio.github.cryptoapis-io/mcp-simulate
MCP server for dry-run Ethereum transaction simulation via Crypto APIs
official 1 secrets -
mcp broadcast
stdioio.github.cryptoapis-io/mcp-broadcast
MCP server for broadcasting signed raw transactions to multiple blockchains via Crypto APIs
official 1 secrets -
mcp prepare transactions
stdioio.github.cryptoapis-io/mcp-prepare-transactions
MCP server for building unsigned transactions on EVM, Tezos, Solana, Kaspa, XRP, UTXO, Tron
official 1 secrets -
mcp blockchain fees
stdioio.github.cryptoapis-io/mcp-blockchain-fees
MCP server for fee recommendations and gas estimation on EVM, UTXO, XRP, Tezos, Solana
official 1 secrets -
mcp aml
stdioio.github.cryptoapis-io/mcp-aml
MCP server for AML address verification and transaction screening via Crypto APIs
official 1 secrets -
mcp x402 pay
stdioio.github.cryptoapis-io/mcp-x402-pay
MCP server that pays x402-gated HTTP endpoints — fetch, and on a 402 authorize, sign, retry
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mcp x402 accept
stdioio.github.cryptoapis-io/mcp-x402-accept
Self-hosted MCP proxy that puts an x402 paywall in front of an existing MCP server
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mcp signer
stdioio.github.cryptoapis-io/mcp-signer
MCP server for local transaction signing on EVM, UTXO, Tron, and XRP — no API calls needed
official -
mcp utils
stdioio.github.cryptoapis-io/mcp-utils
MCP server for address derivation and encoding utilities across multiple blockchains via Crypto APIs
official 1 secrets -
mcp transactions data
stdioio.github.cryptoapis-io/mcp-transactions-data
MCP server for transaction lookup across EVM, UTXO, Solana, XRP, Kaspa via Crypto APIs
official 1 secrets -
mcp market data
stdioio.github.cryptoapis-io/mcp-market-data
MCP server for cryptocurrency asset prices, exchange rates, and market metadata via Crypto APIs
official 1 secrets -
mcp contracts
stdioio.github.cryptoapis-io/mcp-contracts
MCP server for smart contract ABIs and on-chain data from EVM and Solana via Crypto APIs
official 1 secrets -
mcp block data
stdioio.github.cryptoapis-io/mcp-block-data
MCP server for retrieving block-level data from EVM, UTXO, and XRP blockchains via Crypto APIs
official 1 secrets
Search this catalogue from your agent
The registry is itself an MCP server. Add it once and your agent runs these same searches, with no account and no key.
claude mcp add --transport http mcp-registry-search https://ai.mcpharbor.dev/mcp