Model Context Protocol

JSON Schema Gen

Standardize your AI tool definitions. Build compliant inputSchema objects for Anthropic & Google AI agents.

Validator Active

V2026.1 Schema

Tool Metadata

Tool Name

Description

Parameters

Param Name

Type

Description

Required Parameter

Live Schema Preview

Valid JSON

{
  "name": "my_awesome_tool",
  "description": "This tool does something incredible with AI context.",
  "inputSchema": {
    "type": "object",
    "properties": {
      "query": {
        "type": "string",
        "description": "The search query to process."
      }
    },
    "required": [
      "query"
    ]
  }
}

Pro Tip: MCP Best Practices

Always use descriptive names for parameters. The LLM relies on these descriptions to know when and how to call your tool. For 2026-compliant servers, ensure all required fields have default values handled in your logic.