io.github.alekskram/arcus-agent-gateway
Arcus Agent Gateway
Read-only MCP gateway to 194 tokenized US equities on Robinhood Chain: quotes, holders, whale moves.
alive probed 2026-10-14
13tools
4.0ktokens in Claude Opus 5.5
4.2ktokens in Claude Code
2.0 %of a 200k context window
2.3ko200k_base estimate
3.5 sto initialize
576 msto list tools
- Run it
- uvx arcus-agent-gateway==0.2.4 (stdio, probed in a container with the network off)
- Host
- pypi.org
- Reports itself as
- arcus-agent-gateway 0.2.4
- Capabilities
- logging, prompts, resources, tools
- Instructions
- 510 characters
- Claude count
- Claude Opus 5.5, measured 2026-10-14. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/alekskram/arcus-agent-gateway
- Registry
- active, updated 2026-09-23 · registry entry
- Reachable
- 1 of the last 1 probe
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| price_history | 286 | 12 % |
| transfer_history | 254 | 11 % |
| sector_view | 209 | 9 % |
| onchain_info | 195 | 8 % |
| wallet_holdings | 181 | 8 % |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.alekskram/arcus-agent-gateway)
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.