{"schema_version":"1.0","server":{"name":"bel-fuse-mcp","version":"2.3.4","description":"Bel Fuse product data server - power, magnetics, circuit protection, inductors, and ethernet. Query parts, search catalogs, compare specs, and export data."},"protocol":{"version":"2025-11-25","supported_versions":["2026-07-28","2025-11-25"],"transport":"streamable-http","content_types":["application/json","text/event-stream"]},"endpoint":"https://mcp.belfuse.com/mcp","authentication":{"type":"none"},"session_mode":"stateless","initialization_required":false,"quickStart":{"note":"No initialization handshake required. Send tool calls directly via POST.","listTools":{"method":"POST","url":"https://mcp.belfuse.com/mcp","headers":{"Content-Type":"application/json","Accept":"application/json, text/event-stream"},"body":{"jsonrpc":"2.0","method":"tools/list","id":1,"params":{}}},"callTool":{"method":"POST","url":"https://mcp.belfuse.com/mcp","headers":{"Content-Type":"application/json","Accept":"application/json, text/event-stream"},"body":{"jsonrpc":"2.0","method":"tools/call","id":1,"params":{"name":"bel_search_keyword","arguments":{"query":"converter"}}}}},"modernQuickStart":{"note":"Optional. Send this shape only to speak MCP 2026-07-28; the quick start above is the 2025-11-25 shape and keeps working unchanged. Still no initialization handshake. 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