io.github.dafarusd/keephaven-mcp
keephaven-memory
Is the io.github.dafarusd/keephaven-mcp MCP server down? No. It answered initialize and tools/list in the probe of 2026-10-27.
Agent memory on your own Keephaven home server: files, append-only journal, search.
alive probed 2026-11-14 · unchanged since 2026-10-27
- Run it
- npx -y @dafarusd/keephaven-mcp@0.1.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- keephaven-memory 0.1.0
- Capabilities
- tools
- Instructions
- 847 characters
- Of a 1M window
- 0.1 % of a 1M context window
- Count
- 1.4k tokens in Claude Opus 5.5, exact, measured 2026-10-27. With the Claude Code prefix mcp__…__ on each tool name: 1.5k. The o200k_base estimate is 816. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/dafarusd/keephaven-mcp
- Registry
- active, updated 2026-10-26 · registry entry
Most expensive tools
The Claude column scales the o200k estimate of each tool by this server's ratio of exact to estimate, 1.74×.
| Tool | ≈ Claude tokens | o200k estimate | Share of this server |
|---|---|---|---|
| journal_append | 276 | 159 | 19 % |
| memory_write | 273 | 157 | 19 % |
| journal_read | 195 | 112 | 14 % |
| memory_read | 167 | 96 | 12 % |
| memory_search | 153 | 88 | 11 % |
Compare this server with others.
More servers
Other registry entries on npmjs.com, the ones next to this name; all of them.
- io.github.daanielcruz/gsearch · crashed on start
- hledit MCP io.github.dabito/hledit-mcp · alive
- io.github.dachhack/stathead-mcp · alive
- io.github.dadang11/cryptoiz · alive
- KLYPIX Shared Project Memory io.github.dahshanlabs/klypix-mcp · alive
- io.github.daleweaver1981/cockpit-mcp · alive
- io.github.daleweaver1981/dealflow-mcp · alive
- io.github.daleweaver1981/listingflow-mcp · alive
Servers that mention journal or append.
- DeepLedger QuickBooks MCP Server for ChatGPT, Claude & AI ai.deepledger/mcp · needs auth
- DocuGuru ai.docuguru/docuguru · TLS error
- Decision Log ai.decisionlog/mcp · alive
- aiponge app.aiponge/mcp · not MCP
- EdgeLock Trading Journal app.edgelock/journal · needs auth
- Framezone app.framezone/framezone · alive
- Penlog app.penlog/penlog · needs auth
- ai.smithery/lineex-pubmed-mcp-smithery · not found
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.