x402_check — Horizon Pulse MCP Tool
x402_check
(x402 check) is one of 17 tools on the
Horizon Pulse
MCP server. Connect the server and your client discovers it on the handshake.
by client
How to call x402_check from your client
- Claude Code Horizon Pulse x402_check run in your project directory
- Claude Desktop Horizon Pulse x402_check ~/Library/Application Support/Claude/claude_desktop_config.json
- Cursor Horizon Pulse x402_check ~/.cursor/mcp.json
- VS Code Horizon Pulse x402_check .vscode/mcp.json
- Zed Horizon Pulse x402_check ~/.config/zed/settings.json
- Windsurf Horizon Pulse x402_check ~/.codeium/windsurf/mcp_config.json
- Cline Horizon Pulse x402_check ~/Library/Application Support/Code/User/globalStorage/saoudrizwan.claude-dev/settings/cline_mcp_settings.json
- Gemini CLI Horizon Pulse x402_check ~/.gemini/settings.json
- Grok Horizon Pulse x402_check .mcp.json (in your project root)
- ChatGPT Horizon Pulse x402_check Settings → Connectors → Advanced → Developer mode
- Claude.ai Horizon Pulse x402_check Settings → Connectors → Add custom connector
- LangChain Horizon Pulse x402_check pip install langchain-mcp-adapters
Fastest route
claude mcp add --transport http horizon-pulse https://horizonpulse.dev/mcpOther tools on this server
This list was read from the server itself, by connecting to it and calling tools/list on 12 October 2026. It is what
the server actually exposes, not what its listing claims.
Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. The registry stores tool names only; connect the server for its live schemas.