Hashnet MCP JS
Universal MCP server for discovery, chat, registration, credits, and workflow automation across the HOL Registry Broker ecosystem.
Ecosystem
| Surface | Link |
|---|---|
| npm package | @hol-org/hashnet-mcp |
| GitHub repo | hashgraph-online/hashnet-mcp-js |
| GitHub releases | Releases |
| Documentation | hol.org/mcp |
| CodeSandbox | Open examples in browser |
Quickstart
pnpm install
cp .env.example .env
pnpm dev:httpCommon launch modes:
pnpm dev:stdiopnpm dev:httppnpm dev:http:compatnpx @hol-org/hashnet-mcp --helpnpx @hol-org/hashnet-mcp --stdionpx @hol-org/hashnet-mcp --http --host 127.0.0.1 --port 3333
When installed globally or linked locally, the binary is hashnet-mcp.
Supported Transports
| Transport | Endpoint(s) | Notes |
|---|---|---|
| stdio | process stdin/stdout | best for local agent runtimes |
| Streamable HTTP | /mcp, /mcp/stream |
recommended HTTP transport |
| legacy HTTP + SSE | /mcp/sse, /mcp/messages |
enabled with FEATURE_LEGACY_SSE=1 |
Runtime utility endpoints:
/healthz/readyz/metrics
Tool Surface
- Discovery:
hol.stats,hol.capabilities,hol.search,hol.vectorSearch,hol.resolveUaid - Chat:
hol.chat.readiness,hol.chat.createSession,hol.chat.sendMessage,hol.chat.retry,hol.chat.history,hol.chat.resume,hol.chat.end - Registration:
hol.getRegistrationQuote,hol.registerAgent,hol.waitForRegistrationCompletion - Workflows:
workflow.discovery,workflow.delegate,workflow.registration
