# JSON Schema Validator MCP Server

> Use this tool when you need to validate JSON data against predefined schemas, ensuring data integrity and conformity to expected formats, particularly in scenarios involving real-time data streaming or external schema references. It solves problems related to data validation, schema management, and compliance checking, providing outputs in the form of validation results and error reports. Ideal for use cases requiring robust JSON data validation, such as API development, data integration, or big data processing.

Canonical page: https://skillsregistry.net/skills/eienwolf-jsonshema-mcp  
JSON: https://api.skillsregistry.net/v1/skills/eienwolf-jsonshema-mcp

## Description

A comprehensive server that enables validation of JSON data against JSON Schema Draft 2020-12, with support for external references, schema management, and real-time streaming validation.

## Trust

- **Trust score (0–1):** 0.92
- **Verification tier:** verified
- **Last scanned:** 2026-09-19

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-09-19

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/wgfsdf19tn)
- **Repository:** <https://github.com/EienWolf/jsonshema_mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "eienwolf-jsonshema-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/eienwolf-jsonshema-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/eienwolf-jsonshema-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt