MCP server

JSON Validator API

io.github.Br0ski777/json-validator

Checked 26 Oct 2026, 08:29 UTC · Not tested (older connection type)

JSON syntax validation, JSON Schema checking, structure stats. x402 micropayment.

Not checked

https://json-validator.api.klymax402.com/mcp

At a glance

Type: MCP server
Publisher: Not verified
Status: Not checked
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

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-validator https://json-validator.api.klymax402.com/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.json-validator]
url = "https://json-validator.api.klymax402.com/mcp"

Gemini CLI

{"mcpServers":{"json-validator":{"httpUrl":"https://json-validator.api.klymax402.com/mcp"}}}

Cursor

{"mcpServers":{"json-validator":{"url":"https://json-validator.api.klymax402.com/mcp"}}}

VS Code

{"servers":{"json-validator":{"type":"http","url":"https://json-validator.api.klymax402.com/mcp"}}}

Antigravity

agy mcp add json-validator https://json-validator.api.klymax402.com/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-validator","server_url":"https://json-validator.api.klymax402.com/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"json-validator","server_url":"https://json-validator.api.klymax402.com/mcp"}

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