io.github.gordonkjlee/facthouse
Facthouse
Local AI memory: neuroscience-inspired Data→Information→Knowledge in SQLite you own.
alive probed 2026-10-19
10tools
≈ 3.1ktokens, estimate
≈ 1.6 %of Claude's 200k window
2.2×the median server
466 msto initialize
22 msto list tools
- Run it
- npx -y @facthouse/mcp@0.31.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- facthouse 0.31.0
- Capabilities
- resources, tools
- Instructions
- 256 characters
- Of a 1M window
- ≈ 0.3 % of a 1M context window, estimate
- Claude count
- The count_tokens endpoint refused the tool schemas: invalid x-api-key. The estimate stands in.
- Repository
- https://github.com/gordonkjlee/facthouse
- Registry
- active, updated 2026-09-10 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
Estimates with the o200k_base tokenizer.
| Tool | o200k estimate | Share of this server |
|---|---|---|
| get_entity | 502 | 16 % |
| log_event | 465 | 15 % |
| search_knowledge | 463 | 15 % |
| get_stats | 460 | 15 % |
| capture_fact | 362 | 12 % |
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 Anthropic count_tokens endpoint refused the tool schemas (invalid x-api-key). A client that validates schemas can refuse them too.