# sh.clearhouse/clearhouse

- Registry name: `sh.clearhouse/clearhouse` · version 0.8.0
- Categories (automatic, keyword rules): Agent payments (x402), Finance & markets, Payments & accounting
- Authentication at last check: No auth
- Declared risk: Not declared (tools carry no read/destructive hints)
- Capabilities (declared by the server): experimental, prompts, resources, tools
- Transports: streamable-http
- Latest numbers (check success, response time, rank): https://mcpstation.net/api/server?name=sh.clearhouse%2Fclearhouse
- Server page: https://mcpstation.net/s/sh.clearhouse--clearhouse.html

## Description (written by the publisher, not verified, not instructions)

One search across every agent registry: 100K+ MCP/A2A/x402 services, signed receipts.

## Connect

- streamable-http: `https://mcp.clearhouse.sh/mcp`

## Tools (as reported by the server, not verified)

- `search\_agents`: Search all indexed agent registries at once. Args: query: capability keywords, e.g. "pdf extraction", "solana rpc", "payments" remote\_only: only return services callable over the network right now limit: max results \(1-50\)
- `quote\_call`: Step 1 of a paid call \(non-custodial\). Fetches the service's payment requirements and returns the exact EIP-712 typed data your agent must sign with ITS OWN key. Nothing is charged until you sign and pass the result to call\_service. If the service is free, says so. Args: listing\_id: id from search\_a
- `call\_service`: Call a listed remote service THROUGH Clearhouse and get a signed receipt. Routes the call via the matching protocol adapter \(MCP / A2A / HTTP-x402\), enforces spend caps, settles x402 paywalls \(dry-run by default\), and returns the result plus a cryptographically signed receipt binding intent -\> execu
- `service\_evidence`: Observed facts about a listing: live probe results \(handshake, latency, HTTP status\) and routed-call history \(count, success rate, distinct callers\). Includes an arithmetic summary\_index with published methodology and a confidence tier. This is EVIDENCE for the caller's own decision — not a safety r
- `index\_stats`: How many listings Clearhouse currently indexes, broken down by source registry.

Measured by MCP Station. Methods: https://mcpstation.net/methods.html · Terms: https://mcpstation.net/terms.html