Browse MCP servers

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

4 matching

filtered by io.github.89rat clear all

Showing 1–4 of 4 servers

code402 verify mcp
streamable-http

io.github.89rat/code402-verify-mcp

Verify code402 XDR-1 receipts: keccak digest + secp256k1 signer recovery. Free, stateless.

official 18 tools
x402 checks
streamable-http

io.github.89rat/x402-checks

Machine-payable deterministic identifier checks + signed XDR-1 receipts for agents.

official 57 tools
code402
streamable-http

io.github.89rat/code402

Discover machine-payable APIs, probe x402 payment terms, and run seller operations. Non-custodial.

official 58 tools
openfang-rail
streamable-http

io.github.89rat/openfang-rail

Deterministic banking, LEI, VAT, SWIFT & compliance checks via MCP with signed XDR-1 receipts.

official 58 tools

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