Next free-source huntWe check for new free data every weekday.
FinancialMCP serverFirst audited Nov 13, 2026

compatsy 3D printing

What fits, with live prices: specs, fit verdicts with rule ids and stock for 3D printing.The vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?
YesConnected in 871 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
YesSome tools say they can change things. Your AI client should ask you first.
Endpointhttps://compatsy.com/3d-printing/mcp

Source code Website Streamable HTTP · protocol 2025-11-25 · server version 0.1.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

  • Passed: Connections are encrypted (HTTPS).

  • Passed: No hidden instructions found in tool text.

Safety labels

  • Note: 1 tool is labelled as able to change things.

    Expected for tools that send, write or buy. Your AI client should ask before calling them.

    • report_issue
  • Passed: Every tool says whether it only reads or can change things.

Tools

  • Passed: 6 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (6)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

  • search_productsFind products by name or by category and spec filters; returns key specs and the best in-stock offer. Example: {"query":"hardened 0.4","category":"nozzle","limit":5}Read-only
  • get_productFull specs with per-field confidence and source, every offer with verified time, 30/90-day price range, and the top fits per category with counts. Example: {"product_id":"prusa-mk4s"}Read-only
  • compareSide-by-side spec table with offers and the fields that differ. Pass 2-10 product_ids, or a category with filters. Example: {"product_ids":["prusa-core-one","bambu-lab-p1s"]}Read-only
  • check_fitDoes this part fit that machine? Returns a verdict with the rule id and version that decided it, or the missing fields. Example: {"subject_id":"e3d-v6-1-75mm-brass-nozzles-0-40mm-1-75mm","target_id":…Read-only
  • check_stockAvailability and price per merchant, re-verified live when the data is over an hour old. Example: {"product_id":"e3d-v6-1-75mm-brass-nozzles-0-40mm-1-75mm","merchant_id":"e3d-online-com"}Read-only
  • report_issueFlag a wrong spec, price or fit verdict. Reports never edit facts; two independent reports mark a fact disputed. Example: {"entity_type":"product","entity_id":"prusa-mk4s","field":"nozzle_thread","cl…Can change things

Audit history

  1. Nov 13Passed

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

RequestAnswerTime
initializeHTTP 200871 ms
initializedHTTP 20226 ms
tools/listHTTP 200213 ms
unknown-methodHTTP 20029 ms

Run this server, or disagree with the result?

Fix the issue and it shows in the next weekly audit, or email us to ask for a re-audit or to dispute a finding. Read how we audit for what each check means.