PostgreSQL MCP (HenkDz)
Last tested 2026-10-22
Score 80/100 · Last tested 2026-10-22 · Version tested 1.0.7 · Package @henkey/postgres-mcp-server · Repo HenkDz/postgresql-mcp-server
Summary: PostgreSQL MCP (HenkDz) completed an MCP handshake without credentials and exposed 18 tools.
Test results
| Test | Result | Points | Evidence |
|---|---|---|---|
| install | pass | 20 | npm install @henkey/postgres-mcp-server (Node 20, Linux) succeeded in 2s. |
| handshake | pass | 30 | MCP initialize + tools/list over stdio succeeded with no credentials; 18 tools listed in 4.0s. |
| maintenance | partial | 5 | Repo pushed 120 days before test. |
| 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 | AGPL-3.0 (OSI-approved). |
Local-model readiness
Schema context cost: ~5,787 tokens for 18 tools (27,749 bytes) · about 71% 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): low.
Small-model task runs: Not yet tested.
Functional tasks (1/1 passed, tested 2026-10-22)
| Task | Tool | Result | Evidence |
|---|---|---|---|
| SQL SELECT on seeded table (expect testedmcp-alpha) | pg_execute_sql | pass | [{"type":"text","text":"SQL executed successfully. Retrieved 2 rows.\n\nResults:\n[\n {\n \"name\": \"testedmcp-alpha\"\n },\n {\n \"name\": \"testedmc |
Not tested
We did not test behavior with real credentials, security, or performance under load. These are planned; see methodology.
Tools listed
pg_analyze_database, pg_debug_database, pg_manage_schema, pg_manage_functions, pg_manage_triggers, pg_manage_indexes, pg_manage_constraints, pg_manage_rls, pg_manage_users, pg_manage_query, pg_execute_query, pg_execute_mutation, pg_execute_sql, pg_manage_comments, pg_export_table_data, pg_import_table_data, pg_copy_between_databases, pg_monitor_database
Config used in our test
{
"mcpServers": {
"postgresql-mcp-henkdz": {
"command": "npx",
"args": [
"-y",
"@henkey/postgres-mcp-server",
"--connection-string",
"postgresql://postgres@127.0.0.1:5432/test"
]
}
}
}FAQ
Is PostgreSQL MCP (HenkDz) deprecated?
No. @henkey/postgres-mcp-server was not deprecated or archived when we last tested it on 2026-10-22.
What replaces PostgreSQL MCP (HenkDz)?
Nothing; PostgreSQL MCP (HenkDz) is not deprecated as of 2026-10-22.
Does PostgreSQL MCP (HenkDz) need an API key?
No. It completed an MCP handshake with no credentials and listed 18 tools.
Embed the badge
The badge always shows the current score; payment never changes it.