INDIVIDUAL MCP TOOL

payment_preflight

x402 paid deterministic payment firewall; 0.

phion.systemsnone authenticationAvailability not checked

LIVE ENDPOINT

https://phion.systems/mcp

No auth detected

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

{}

Potential side effects detected · medium confidence · heuristic, not a guarantee.

CONNECT WITH APPROVAL

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

Codex

~/.codex/config.toml

[mcp_servers.phion-evidence]
url = "https://phion.systems/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "phion-evidence": {
      "type": "http",
      "url": "https://phion.systems/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: phion-evidence
Remote MCP URL: https://phion.systems/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": {
    "phion-evidence": {
      "url": "https://phion.systems/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "phion-evidence": {
      "type": "http",
      "url": "https://phion.systems/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "phion-evidence",
  "transport": "streamable-http",
  "url": "https://phion.systems/mcp"
}

MCP Inspector

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

preflight — Free URL safety and reachability check.
try_service — Free representative preview, exact price and upgrade instructions for any PHION paid service; no wallet required.
verify — Free verification of a PHION signed receipt.
attest — x402 paid signed JSON attestation; 0.
fetch_evidence — x402 paid independent web evidence; 0.
mandate_reserve — x402 paid atomic spending-mandate reservation; 0.
inspect_agent — x402 paid AI-agent due diligence; 0.
journey_verify — x402 paid verification of a commerce journey; 0.