io.github.contextflo/postgres-mcp
Postgres (read-only)
Is the Postgres (read-only) MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-26.
Read-only Postgres: drop-in for the archived server-postgres, with schema context.
alive probed 2026-11-14 · unchanged since 2026-10-26
- Run it
- npx -y @contextflo/postgres-mcp@0.1.4 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- contextflo/postgres-mcp 0.1.4
- Capabilities
- resources, tools
- Instructions
- none
- Of a 1M window
- 0.1 % of a 1M context window
- Count
- 1.1k tokens in Claude Opus 5.5, exact, measured 2026-10-26. With the Claude Code prefix mcp__…__ on each tool name: 1.1k. The o200k_base estimate is 647. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/contextflo/postgres-mcp
- Website
- https://contextflo.com/postgres-mcp
- Registry
- active, updated 2026-09-28 · registry entry
- Changes
- 2 recorded, reachable in 2 of them. A row is added when the result, the tool count or the cost changes.
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.65×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| add_table_context | 373 | 226 | 35 % |
| list_tables | 337 | 204 | 32 % |
| get_table_context | 183 | 111 | 17 % |
| query | 175 | 106 | 16 % |
Compare this server with others.
More servers
Other registry entries on npmjs.com, the ones next to this name; all of them.
- Transistor MCP Server io.github.conorbronsdon/transistor-mcp · alive
- io.github.constellation-works/orbit · not found
- io.github.contactxyz-admin/morningform · needs env
- io.github.containers/kubernetes-mcp-server · crashed on start
- io.github.contextium-io/mcp-server · alive
- ContextStream MCP Server io.github.contextstreamio/mcp-server · alive
- ContinueWith io.github.continuewith-ai/continuewith · alive
- io.github.coo-quack/calc-mcp · alive
Servers that mention postgres.
- Ekwo OS — open source accounting: ledger, invoices and VAT on your own Supabase or Postgres ai.ekwo/mcp · needs auth
- ai.getvda/kafka-and-postgres-monitoring-stack · newer protocol
- ai.getvda/minio-postgres-redis-stack-generator · newer protocol
- ai.getvda/postgres-grafana-stack-generator · newer protocol
- ai.getvda/postgres-kafka-prometheus-stack-generator · newer protocol
- ai.getvda/postgres-kafka-stack-generator · newer protocol
- ai.getvda/postgres-minio-stack-generator · newer protocol
- ai.getvda/postgres-prometheus-stack-generator · newer protocol
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-26 07:00 | alive | 626 ms | 4 | 1.1k | 647 |
| 2026-10-19 06:51 | alive | 493 ms | 4 | 647 |
Badge for the README
The result of the latest probe, the tool count and the token cost. The feed has an entry for every probe that changed them.
A mail when this server changes
Stops answering, comes back, tool set or cost changes. One confirmation mail first, a stop link in every mail.
For the publisher
- The server answers initialize and tools/list. Nothing to fix.