MongoDB (official)

Last tested 2026-10-22

Score 100/100 · Last tested 2026-10-22 · Version tested 3.1.0 · Package mongodb-mcp-server · Repo mongodb-js/mongodb-mcp-server

Summary: MongoDB (official) completed an MCP handshake without credentials and exposed 27 tools.

Test results

TestResultPointsEvidence
installpass20npm install mongodb-mcp-server (Node 20, Linux) succeeded in 8s.
handshakepass30MCP initialize + tools/list over stdio succeeded with no credentials; 27 tools listed in 9.9s.
maintenancepass25Repo pushed 0 days before test; 1,148 GitHub stars.
docspass15README over 3,000 chars; install instructions present; mcpServers config example present. Automated check of the package's own README (README shipped in npm package).
licensepass10Apache-2.0 (OSI-approved).

Local-model readiness

Schema context cost: ~13,591 tokens for 27 tools (60,208 bytes) · about 166% of an 8k context. Method: tiktoken cl100k_base over compact JSON of name+description+inputSchema (approximate).

Small-model friendly (schema heuristic, not a model result): medium.

Small-model task runs: Not yet tested.

Not tested

We did not test behavior with real credentials, security, or performance under load. These are planned; see methodology.

Tools listed

aggregate-db, aggregate, collection-indexes, collection-schema, collection-storage-size, connect, count, create-collection, create-index, db-stats, delete-many, disconnect, drop-collection, drop-database, drop-index, explain, export, find, insert-many, list-collections, list-connections, list-databases, mongodb-logs, rename-collection, update-many, search-knowledge, list-knowledge-sources

Config used in our test

{
  "mcpServers": {
    "mongodb-official": {
      "command": "npx",
      "args": [
        "-y",
        "mongodb-mcp-server"
      ]
    }
  }
}

FAQ

Is MongoDB (official) deprecated?

No. mongodb-mcp-server was not deprecated or archived when we last tested it on 2026-10-22.

What replaces MongoDB (official)?

Nothing; MongoDB (official) is not deprecated as of 2026-10-22.

Does MongoDB (official) need an API key?

No. It completed an MCP handshake with no credentials and listed 27 tools.

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Tested by TestedMCP: 100/100

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