Browse MCP servers

MCP Harbor, an MCP Server Registry, Directory, and Tower to Buzz.

2 matching

filtered by io.github.base-buzz clear all

Showing 1–2 of 2 servers

PayStage
streamable-http

io.github.base-buzz/mcp

Umbrella MCP: payment preflight, auth watch, HIP-3 trade preflight, velocity checks

official 9 tools 2 secrets
PayStage Preflight
stdio

io.github.base-buzz/preflight

Evaluate x402 PaymentRequired against a local spending policy before an agent pays

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