io.github.przeslijmi/real-fake-data-mcp
Real Fake Data
Realistic synthetic test data — valid PESELs, NIPs, IBANs, addresses, people across 27 EU countries.
alive probed 2026-10-15
2tools
578tokens in Claude Opus 5.5
608tokens in Claude Code
0.3 %of a 200k context window
342o200k_base estimate
214 msto initialize
6 msto list tools
- Run it
- npx -y @przeslijmi/real-fake-data-mcp@1.0.0 (stdio, probed in a container with the network off)
- Host
- npmjs.com
- Reports itself as
- real-fake-data 1.0.0
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-15. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/przeslijmi/real-fake-data-mcp
- Website
- https://api.real-fake-data.com/docs
- Registry
- active, updated 2026-07-04 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| generate | 256 | 75 % |
| list_generators | 86 | 25 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.przeslijmi/real-fake-data-mcp)
An entry for every probe that changed the result, the tool count or the token cost: Atom feed. Add it to a feed reader or a Slack RSS app to hear when the server stops answering or its tool set grows.