guesty-mcp-server (DLJRealty/guesty-mcp-server) is an MCP server listed on the M8ven Trust Index. M8ven has not graded it: we have no way to read this server ourselves. No publisher has claimed this listing.

C
Emerging
74/100
14 days ago

guesty-mcp-server

MCP server for Guesty property management. Manage reservations, guests, messaging, financials, listings, and operations via AI clients.

Emerging. No concerning findings. Grades remain capped until the project builds reputation through adoption. Grades reflect the full trust pyramid: code, verification depth, and reputation. New projects cap at C until adoption is earned.

How we verified

Code Verified⚡ Live Monitored: not connected

Verified is a snapshot. Live keeps it current, and builds your track record.

⚡ Connect GitHub → continuous verification on every pushwhy connect →

Who stands behind it

DLJRealty

Source: Glama

Is this your MCP?

Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find. Or connect your repo for our deepest verification, Live Monitored: read-only, revoke anytime. What we access →

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// key findings
43 tools verified — handlers match their declared behaviour
23 read-only tools verified — handlers contain no write/delete/exec
No credential exfiltration, no sensitive file access, no obfuscation
Static analysis found nothing flowing your secrets to unexpected places.
Open source with a license and README
Anyone can audit the code, the license is declared, and the publisher documents what it does.
🔐
You'll be asked for 2 credentials: GUESTY_CLIENT_SECRET, GUESTY_MCP_LICENSE_KEY
These are read from process.env at runtime. Make sure you trust where they’ll be sent.
// environment variables
To run this server yourself, you supply these values. They go in your own MCP client configuration and stay on your machine. The secret label means the value is sensitive, not that the server mishandles it.
configGUESTY_CLIENT_ID"": "your-client-id",
🔐 secretGUESTY_CLIENT_SECRET"": "your-client-secret"
🔐 secretGUESTY_MCP_LICENSE_KEY
configHEALTH_PORT
configIOT_DB_PATH
configIOT_WEBHOOK_PORT
configMCP_HTTP_PORT
configWEBHOOK_PORT
Deployment configuration, supplied by whoever hosts the server. Users are not asked for these.
deployPORT
// quality suggestions

openWorldHint matches behaviour

23 tools claim openWorldHint=false but make outbound HTTP — get_reservations → open-api.guesty.com (line 50); get_listing → open-api.guesty.com (line 50); get_financials → open-api.guesty.com (line 50)

Either flip openWorldHint to true (acknowledging external reach) or refactor the handler to avoid outbound HTTP. If the only network calls are to a known fixed endpoint that you consider part of the tool itself, document that and keep openWorldHint=false; otherwise true is honest.

Tool inputs are validated

22/23 tool handlers declare input schemas (96%)

Declare an inputSchema with zod/joi/yup on every tool definition.

Tool test coverage

Only 5/43 tools referenced in tests (12%)

Write tests that reference each tool by name so every tool has at least one test.

Secrets not logged

5 secret values sent to console.log

Redact or omit secret values from log output.

Claim the listing to review these findings one by one and send us a correction where you disagree, straight to the team. Claiming also means we tell you when the grade moves, and reach you first if we find anything urgent.

// full audit trail
The findings above are the summary. The full trail, every check we ran, each deduction, the network hosts observed and the dependency advisories, goes to verified publishers, along with an alert whenever a new one lands. Verified publishers can also review each finding and dispute it in one click. Publisher corrections have sharpened several of our checks this month, because the maintainer knows the codebase better than any scanner.
// improvement guidance — verified publishers only
We have 4 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.
// embed badge in your README
[![M8ven Score](https://m8ven.ai/badge/mcp/dljrealty-guesty-mcp-server-35aeun)](https://m8ven.ai/mcp/dljrealty-guesty-mcp-server-35aeun)
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commit: f40202d261d11d4f174c14dcb4bdcd777b2a686f
code hash: 570720f5c53904bd06c310efe6dae159e6e00501a9e1f4426e19add2f6cc0c03
verified: 8/16/2026, 5:52:45 PM
view raw JSON →
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