AgentBuffs

Is AgentBuffs MCP server safe?

• No hidden instructions were found in its tool descriptions.
• Its error messages showed no secrets or internal details.
• All 2 of its tools are labeled read-only.
• Overall it scored 95/100 on 29 Oct 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

2 tools, in the server's own words.

Test results

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

• !
  Ready for the newest MCP version

  1 warning

  • !Uses an older MCP version (2025-11-25). It works today, but it isn't on the July 2026 version (2026-07-28) yet.
  note
• ✓
  ConnectsConnected in 186 ms
  pass
• ✓
  Lists its toolsFound 2 tools
  pass
• ✓
  Every tool is describedAll 2 tools and their inputs are described
  pass
• ✓
  Tools are labeled safe or dangerousEvery tool has a safety label
  pass
• ✓
  No hidden instructionsNo hidden instructions found in tool descriptions
  pass
• ✓
  Tools work with good inputs

  All good

  • ✓find_tools: Answered with an error, probably because of our sample input: {"error":"Pass a use_case or a query.","hint":"Pass use_case to browse a job, or query to search."}
  • ✓get_install: Answered with an error, probably because of our sample input: {"error":"No tool named \"test\".","hint":"Search with GET /api/discover/v1/search?q=<words>, or call find_tools with a query."}
  pass
• ✓
  Bad inputs give a clean error

  All good

  • ✓find_tools: Refused wrong type for "use_case" with a clear error
  • ✓get_install: Refused missing required input "slug" with a clear error
  • ✓get_install: Refused wrong type for "slug" with a clear error
  pass
• ✓
  Fast enough

  All good

  • ✓Connecting took 186 ms
  • ✓Listing tools took 21 ms
  • ✓Average tool answer: 25 ms
  • ✓find_tools: Slowest tool: find_tools (26 ms)
  pass
• ✓
  No secrets leakedChecked 5 error messages: no secrets or internal details
  pass
• ✓
  Follows MCP best practices (not scored yet)Tool names, safety labels and tool list size follow the MCP guide
  pass
• –
  Tools work togetherNo safe tool returned data to start a chain from, so chains were not tested (not counted either way)
  not tested

Test it yourself

Free and open source. Same checks, same score.

Show this score on GitHub

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Score over time

• 29 Oct 202695

One test so far. New tests will show here.

Reviews

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