Browse MCP servers
MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.
2 matching
Showing 1–2 of 2 servers
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Blockchain IQ x402 (remote, keyless)
streamable-httpio.github.jgmale123/blockchainiq-x402-remote
Pay-per-call crypto data over x402 (USDC on Base). Hosted, no wallet or key held by the server.
official 2 tools -
Blockchain IQ x402 Crypto Data
stdioio.github.jgmale123/blockchainiq-x402-mcp
Pay-per-call crypto market data over x402 (USDC on Base). Free catalog without a wallet.
official 4 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