MCP server

JSON to Types

com.gumballtools/json-to-types

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Convert JSON samples into TypeScript interfaces and Zod schemas, with inference caveats.

Website Source

At a glance

Type

MCP server

Publisher

gumballtools.com (verified by the MCP Registry)

Status

Working at last check

Tools

1

Token cost

About 576 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http json-to-types https://json-to-types.gumballtools.com/api/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.json-to-types]
url = "https://json-to-types.gumballtools.com/api/mcp"

Gemini CLI

{"mcpServers":{"json-to-types":{"httpUrl":"https://json-to-types.gumballtools.com/api/mcp"}}}

Cursor

{"mcpServers":{"json-to-types":{"url":"https://json-to-types.gumballtools.com/api/mcp"}}}

VS Code

{"servers":{"json-to-types":{"type":"http","url":"https://json-to-types.gumballtools.com/api/mcp"}}}

Antigravity

agy mcp add json-to-types https://json-to-types.gumballtools.com/api/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"json-to-types","server_url":"https://json-to-types.gumballtools.com/api/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"json-to-types","server_url":"https://json-to-types.gumballtools.com/api/mcp"}

Tools

• json_to_types ~576 tokens
  Convert a JSON sample into TypeScript interfaces and a matching Zod schema, and report where a single sample cannot establish the real type. Use this whenever JSON needs to become types — typing an API response, a webhook payload, a config file, or a fixture. Prefer it over writing the types direct

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• OpenAPI tools
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