JSON Schema Validator API

JSON Schema Validator API. Validate JSON data against a JSON Schema and receive structured valid/invalid results with detailed validation errors. Supports common JSON Schema features including type, required, properties, additionalProperties, enum, const, items, string lengths, patterns, and numeric bounds. Useful for agents, developers, API testing, structured output validation, schema checks, an

Open endpoint ↗

Price per call: $0.001
Chain: Base
Method: POST
Paid calls · 30 days: 2

Call it from code

This API is run by its own provider and paid directly through x402. We list it so you can find it; we don't route or hold the payment.

import { x402Client, wrapFetchWithPayment } from "@x402/fetch";
import { registerExactEvmScheme } from "@x402/evm/exact/client";

const client = new x402Client();
registerExactEvmScheme(client, { signer: agentAccount });

const pay = wrapFetchWithPayment(fetch, client);
const res = await pay("https://tools.ipintel.ai/json-schema-validator", { method: "POST" });
console.log(await res.json());

https://tools.ipintel.ai/json-schema-validator