Brick NJ Local directory

Is Brick NJ Local directory MCP server safe?

• None of the hidden-instruction wordings we know were found in its tool descriptions.
• Its error messages showed no secrets or internal details.
• 5 of its 7 tools are labeled read-only; the others may change or send things.
• Overall it scored 93/100 on 1 Nov 2026.

A test can only see what the server shows from outside, not what it does with your data behind the scenes. Connect servers from makers you trust.

What it can do

7 tools, in the server's own words.

Test results

Safe mode: only tools labeled read-only were run. How the test works

• !
  Every tool is described

  6 warnings

  • !search_businesses: Inputs with no description: query, category, place, near_lat, near_lng, radius_km, open_now, open_24_hours, open_sunday, has_free_trial, max_monthly_price, amenity, bookable_only, contactable_only, limit
  • !get_business: Inputs with no description: id
  • !list_places: Inputs with no description: state, name_contains, limit
  • !check_availability: Inputs with no description: business_id, start_date, days
  • !contact_business: Inputs with no description: business_id, message, first_name, email, kind, phone, last_name, confirmed
  • !book_appointment: Inputs with no description: business_id, start, first_name, email, phone, last_name, note, confirmed
  note
• !
  Follows MCP best practices (not scored yet)

  1 tip (not scored)

  • !4 tools answer with structured data but don't declare its shape (outputSchema): search_businesses, list_categories, list_places, check_availability. If those answers change shape, nothing can catch it; with a schema, every answer is checked
  note
• ✓
  ConnectsConnected in 298 ms
  pass
• ✓
  Ready for the newest MCP versionUses the latest MCP version (2026-07-28)
  pass
• ✓
  Lists its toolsFound 7 tools
  pass
• ✓
  Tools are labeled safe or dangerousEvery tool has a safety label
  pass
• ✓
  No known hidden instructionsNone of the hidden-instruction wordings we know were found in tool descriptions. New wordings can get past this check.
  pass
• ✓
  Tools work with good inputs

  All good

  • ✓search_businesses: Worked (88 ms)
  • ✓list_categories: Worked (85 ms)
  • ✓list_places: Worked (180 ms)
  • ✓check_availability: Worked (65 ms)
  • –get_business: Not run: labeled read-only, but its description says "publishes", which usually means it changes something. Skipped to be safe: if it only reads, a clearer description helps AI apps too, or test again with --owner
  • –contact_business: Not run: labeled dangerous
  • –book_appointment: Not run: labeled dangerous
  pass
• ✓
  Bad inputs give a clean error

  All good

  • ✓search_businesses: Refused wrong type for "query" with a clear error
  • ✓list_places: Refused wrong type for "limit" with a clear error
  • ✓check_availability: Refused missing required input "business_id" with a clear error
  • ✓check_availability: Refused wrong type for "business_id" with a clear error
  pass
• ✓
  Fast enough

  All good

  • ✓Connecting took 298 ms
  • ✓Listing tools took 91 ms
  • ✓Average tool answer: 105 ms
  • ✓list_places: Slowest tool: list_places (180 ms)
  pass
• ✓
  No secrets leakedChecked 4 error messages: no secrets or internal details
  pass
• –
  Tools work togetherNo tool's answer could be fed into another tool, so there were no chains to test (not counted either way)
  not tested

Test it yourself

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Score over time

• 1 Nov 202693

One test so far. New tests will show here.

Reviews

Coming soon: reviews from people who use Brick NJ Local directory, signed in with GitHub, one per person. Reviews never change the score.