Validation
Validate OpenAPI 3.0/3.1 and Swagger 2.0 documents structurally: required fields, path/operation completeness, response codes, $ref resolution, operationId uniqueness, and component integrity
Call this tool from your code in three languages.
curl -X POST 'https://api.elysiatools.com/en/api/tools/openapi-validator' \
-H 'Content-Type: application/json' \
-d '{"specInput":"openapi: 3.0.3\ninfo:\n title: Example API\n version: 1.0.0\npaths:\n /users:\n get:\n summary: List users\n responses:\n '\''200'\'':\n description: OK"}'Send a POST request with your inputs as JSON. File parameters require a separate upload first.
POST https://api.elysiatools.com/en/api/tools/openapi-validator| Name | Type | Required | Description |
|---|---|---|---|
| specInput | textarea | Yes | — |
HTML result
{
"result": "<div>Processed HTML content</div>",
"error": "Error message (optional)",
"message": "Notification message (optional)",
"metadata": {
"key": "value"
}
}Add this tool to your Model Context Protocol server so AI agents can list and call it.
Add this block to your MCP client configuration:
{
"mcpServers": {
"elysiatools-openapi-validator": {
"name": "openapi-validator",
"description": "Validate OpenAPI 3.0/3.1 and Swagger 2.0 documents structurally: required fields, path/operation completeness, response codes, $ref resolution, operationId uniqueness, and component integrity",
"baseUrl": "https://api.elysiatools.com/mcp/sse?toolId=openapi-validator",
"command": "",
"args": [],
"env": {},
"isActive": true,
"type": "sse"
}
}
}After connecting to the SSE endpoint, list the exposed tools:
{
"jsonrpc": "2.0",
"id": 1,
"method": "tools/list"
}Invoke the tool by its id, passing arguments built from its parameters:
{
"jsonrpc": "2.0",
"id": 2,
"method": "tools/call",
"params": {
"name": "openapi-validator",
"arguments": {
"specInput": "openapi: 3.0.3\ninfo:\n title: Example API\n version: 1.0.0\npaths:\n /users:\n get:\n summary: List users\n responses:\n '200':\n description: OK"
}
}
}Questions or issues? Contact [email protected]