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Config is the same across clients — only the file and path differ.
{
"mcpServers": {
"io-github-hashgraph-online-hashnet": {
"args": [
"-y",
"@hol-org/hashnet-mcp"
],
"command": "npx"
}
}
}Are you the author?
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Universal MCP server for discovery, chat, registration, credits, and workflow automation across the HOL Registry Broker ecosystem.
Run this in your terminal to verify the server starts. Then let us know if it worked — your result helps other developers.
npx -y '@hol-org/hashnet-mcp' 2>&1 | head -1 && echo "✓ Server started successfully"
After testing, let us know if it worked:
Five weighted categories — click any category to see the underlying evidence.
No known CVEs.
Checked @hol-org/hashnet-mcp against OSV.dev.
Click any tool to inspect its schema.
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Universal MCP server for discovery, chat, registration, credits, and workflow automation across the HOL Registry Broker 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 |
pnpm install
cp .env.example .env
pnpm dev:http
Common 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 3333When installed globally or linked locally, the binary is hashnet-mcp.
| 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/metricshol.stats, hol.capabilities, hol.search, hol.vectorSearch, hol.resolveUaidhol.chat.readiness, hol.chat.createSession, hol.chat.sendMessage, hol.chat.retry, hol.chat.history, hol.chat.resume, hol.chat.endhol.getRegistrationQuote, hol.registerAgent, hol.waitForRegistrationCompletionworkflow.discovery, workflow.delegate, workflow.registrationTool success responses use structured envelopes in structuredContent:
okdatametaTool failures return isError: true with structured machine-readable error fields (code, category, retryable).
| Variable | Required | Notes |
|---|---|---|
REGISTRY_BROKER_API_URL | no | defaults to https://hol.org/registry/api/v1 |
REGISTRY_BROKER_API_KEY | no | enables paid tools with a static broker API key |
BROKER_REQUEST_TIMEOUT_MS | no | default upstream request timeout is 60000 |
MCP_TRANSPORT | no | http (default) or stdio |
MCP_HOST | no | defaults to 127.0.0.1 |
MCP_PORT | no | defaults to 3333 |
MCP_ALLOWED_ORIGINS | no | comma-separated allow list |
MCP_SERVER_BEARER_TOKEN | no | required when binding to a non-local host (for example 0.0.0.0) |