io.github.ShoonEnterprises/shoon-a2a-sandbox
Shoon A2A Trust Services (pilot)
Five trust services for agents: claim checks, citation audits, extraction, tripwires, work audits.
alive probed 2026-10-05 · HTTP 200
5tools
3.3ktokens in Claude Opus 5.5
3.4ktokens in Claude Code
1.7 %of a 200k context window
2.1ko200k_base estimate
1.5 sto initialize
400 msto list tools
- Endpoint
- https://shoon-a2a-sandbox.onrender.com/mcp (streamable-http)
- Host
- shoon-a2a-sandbox.onrender.com
- Protocol
- 2025-06-18
- Reports itself as
- a2a-sandbox 0.1.0-sandbox
- Capabilities
- tools
- Instructions
- none
- Claude count
- Claude Opus 5.5, measured 2026-10-05. Counted again when the tool definitions change. Method.
- Repository
- https://github.com/ShoonEnterprises/shoonenterprises.github.io
- Website
- https://shoonenterprises.github.io/
- Registry
- active, updated 2026-09-19 · registry entry
- Reachable
- 6 of the last 6 probes
Most expensive tools
| Tool | Tokens (o200k) | Share of this server |
|---|---|---|
| claim_verification | 455 | 22 % |
| proof_of_work_audit | 430 | 21 % |
| news_tripwire | 407 | 20 % |
| citation_audit | 406 | 20 % |
| structured_extraction | 362 | 18 % |
History
We add a row when the result changes. A server with no change keeps its last row.
| Probed | Result | Init | Tools | Claude | o200k |
|---|---|---|---|---|---|
| 2026-10-05 14:26 | alive | 1.5 s | 5 | 3.3k | 2.1k |
| 2026-10-05 00:30 | alive | 684 ms | 5 | 2.1k | |
| 2026-10-04 10:03 | alive | 1.6 s | 5 | 2.1k | |
| 2026-10-04 07:56 | alive | 1.2 s | 5 | 2.1k | |
| 2026-10-03 20:36 | alive | 1.2 s | 5 | 2.1k | |
| 2026-10-03 17:52 | alive | 852 ms | 5 | 2.1k |
Badge and feed
[](https://mcpcost.ulehla.dev/s/io.github.ShoonEnterprises/shoon-a2a-sandbox)
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.