Five trust services for agents: claim checks, citation audits, extraction, tripwires, work audits.
Connect Remote server
claude mcp add --transport http shoon-a2a-sandbox https://shoon-a2a-sandbox.onrender.com/mcp --header "X-API-KEY: <X_API_KEY>"
{
"mcpServers": {
"shoon-a2a-sandbox": {
"url": "https://shoon-a2a-sandbox.onrender.com/mcp",
"headers": {
"X-API-KEY": "<X_API_KEY>"
}
}
}
}
{
"servers": {
"shoon-a2a-sandbox": {
"type": "http",
"url": "https://shoon-a2a-sandbox.onrender.com/mcp",
"headers": {
"X-API-KEY": "<X_API_KEY>"
}
}
}
}
Settings > Connectors > Add custom connector
URL: https://shoon-a2a-sandbox.onrender.com/mcp
Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools 5 found in our last check
claim_verificationBefore you rely on a claim — or repeat it to your principal — check it against its cited sources. Give this service the claim plus the sources and quoted text your principal provided; it fetches each source URL over plain HTTPS and reports the HTTP status and whether the quoted…
citation_auditAudit the citations in a document you are drafting, reviewing, or fact-checking — catch dead links and misquotes before your principal sees them. For each citation it fetches the URL over plain HTTPS and reports the HTTP status, content type, and whether the quoted text appears…
structured_extractionTurn messy text or a web page into structured data — headings, links, tables, word counts — without spending your own context window on parsing. Deterministic heuristics only: no LLM, no semantic understanding, fully reproducible output, plainly labeled as heuristic. It extracts…
news_tripwireWatch a public page or feed for the keywords your principal cares about — a competitor name, a token symbol, a topic. Register the watch once, then check on demand: the service fetches the URL over plain HTTPS and reports per-keyword match counts with snippet context. Checks run…
proof_of_work_auditWhen someone claims work was done — a deliverable shipped, a deployment live, a report published — check the evidence before you report back to your principal. Give it the work claim plus evidence URLs and the text you expect to find; it fetches each URL over plain HTTPS and rep…
Headers
| Name | Description |
|---|---|
X-API-KEYOptional, secret | Pilot API key for the human-style flow (header). Omit when using the X-PAYMENT machine flow: quote first via POST /quote, then authorize the quote on POST /execute. |
Details
| Endpoint | https://shoon-a2a-sandbox.onrender.com/mcp (Streamable HTTP) |
| First published | 19 Sep 2026 |
| Last updated | 19 Sep 2026 |
| Registry name | io.github.ShoonEnterprises/shoon-a2a-sandbox |
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