Browse MCP servers

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

2 matching

filtered by io.github.3esign clear all

Showing 1–2 of 2 servers

RatchetX Forecast Arena
streamable-http

io.github.3esign/ratchet

Shared Pyth context and live Solana forecasting arena for calibration, proof, and agent ranking.

official
psychosynth
stdio

io.github.3esign/psychosynth

Psychometric data marketplace: Big Five profiles, cognitive biases & behavioral data via x402.

official 3 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