Elasticsearch (official)
Last tested 2026-10-22
Score 45/100 · Last tested 2026-10-22 · Version tested 0.3.1 · Package @elastic/mcp-server-elasticsearch · Repo elastic/mcp-server-elasticsearch
Summary: Elasticsearch (official) requires credentials or a backing service before it will list tools; it is deprecated or archived, so prefer a maintained alternative.
Test results
| Test | Result | Points | Evidence |
|---|---|---|---|
| install | pass | 20 | npm install @elastic/mcp-server-elasticsearch (Node 20, Linux) succeeded in 5s. |
| handshake | fail | 0 | Server did not complete the handshake without credentials or a backing service (nvalid_string", "message": "Invalid Elasticsearch URL format", "path": [ "url" ] } ] exited code 1). |
| maintenance | fail | 0 | Deprecated on npm: This package is deprecated. Please see the README at https://github.com/elastic/mcp-server-elasticsearch for details on how to run v0.4.0 or later.. |
| docs | pass | 15 | README over 3,000 chars; install instructions present; mcpServers config example present. Automated check of the package's own README (README shipped in npm package). |
| license | pass | 10 | Apache-2.0 (OSI-approved). |
Local-model readiness
Not yet tested (no tools/list response without credentials).
Not tested
We did not test behavior with real credentials, security, or performance under load. These are planned; see methodology.
Tools listed
Not available (handshake did not complete without credentials).
Config used in our test
{
"mcpServers": {
"elasticsearch-official": {
"command": "npx",
"args": [
"-y",
"@elastic/mcp-server-elasticsearch"
]
}
}
}FAQ
Is Elasticsearch (official) deprecated?
Yes. @elastic/mcp-server-elasticsearch is deprecated on npm (as of 2026-10-22). npm says: "This package is deprecated. Please see the README at https://github.com/elastic/mcp-server-elasticsearch for details on how to run v0.4.0 or later."
What replaces Elasticsearch (official)?
None identified. We have no evidence of a maintained replacement yet.
Does Elasticsearch (official) need an API key?
Unknown. It did not complete the handshake in our test without credentials or a backing service, and gave no clear credential message.
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