INDIVIDUAL MCP TOOL

assay_preflight

Gate a remote MCP, A2A, or x402 endpoint before calling or paying it by probing live JSON-RPC reachability, hashing tools/list (SHA-256), and scanning for prompt-injection poisoning.

agentdiet.devnone authenticationAvailability not checked

LIVE ENDPOINT

https://assay.agentdiet.dev/mcp

No auth detected

Connect to this endpoint to inspect the live schema for assay_preflight and invoke it with your own arguments.

Indexed input schema

{}

Risk classification

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

Parent server

agentdiet.dev

CONNECT WITH APPROVAL

Client installation

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.assay]
url = "https://assay.agentdiet.dev/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "assay": {
      "type": "http",
      "url": "https://assay.agentdiet.dev/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: assay
Remote MCP URL: https://assay.agentdiet.dev/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "assay": {
      "url": "https://assay.agentdiet.dev/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "assay": {
      "type": "http",
      "url": "https://assay.agentdiet.dev/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "assay",
  "transport": "streamable-http",
  "url": "https://assay.agentdiet.dev/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

Related tools

assay_probe — Register a new remote MCP, A2A, or x402 endpoint or refresh its public Assay Observatory dossier by running a live HTTP, agent-card, and JSON-RPC tools/list inspection without policy gating.
assay_verify_delivery — Audit a paid x402 or A2A provider after payment to confirm delivery or prove an SLA breach with an HMAC-SHA256 signed receipt.
assay_get_ledger_policy — Retrieve historical conformance observations and manage pinned SHA-256 tools/list policy hashes in the Assay ledger for a target endpoint.