dev.cz-agents/ares
cz-agents/ares
Czech & Slovak business registry — company lookup by IČO, name, legal form, VAT. Official ARES.
alive probed 2026-10-06 · HTTP 200
11tools
2.8ktokens in Claude Opus 5.5
2.8ktokens in Claude Code
1.4 %of a 200k context window
1.6ko200k_base estimate
1.1 sto initialize
218 msto list tools
- Endpoint
- https://ares.cz-agents.dev/mcp (streamable-http)
- Host
- ares.cz-agents.dev
- Protocol
- 2025-11-25
- Reports itself as
- cz-agents/ares 0.1.0
- Capabilities
- tools
- Instructions
- 634 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-06. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/martinhavel/cz-agents-mcp
- Website
- https://cz-agents.dev
- Registry
- active, updated 2026-06-02 · registry entry
- Reachable
- 7 of the last 7 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| search_companies | 289 | 18 % |
| get_owners | 208 | 13 % |
| search_by_address | 171 | 10 % |
| search_by_nace | 167 | 10 % |
| watch_entity | 146 | 9 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-06 10:55 | alive | 1.0 s | 11 | 2.8k | 1.6k |
| 2026-10-05 13:57 | alive | 1.1 s | 10 | 2.4k | 1.4k |
| 2026-10-05 00:24 | alive | 543 ms | 10 | 1.4k | |
| 2026-10-04 10:00 | alive | 1.3 s | 10 | 1.4k | |
| 2026-10-04 07:53 | alive | 1.1 s | 10 | 1.4k | |
| 2026-10-03 20:33 | alive | 1.2 s | 10 | 1.4k | |
| 2026-10-03 17:50 | alive | 412 ms | 10 | 1.4k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/dev.cz-agents/ares)
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.