Repair malformed JSON (trailing commas, single quotes, unquoted keys, code fences, truncat
Repair malformed JSON (trailing commas, single quotes, unquoted keys, code fences, truncated output) and optionally validate the result against a supplied JSON Schema. Returns the parsed value, the canonical text, a change log and validation errors.
3000 (raw units)
price
5
calls / 30d
3
unique payers
2026-09-11
updated
Provider
x402.fenixfoundry.com · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x737426d3eD53930B889b3f61774669a0FDf3BE54",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "3000",
"maxTimeoutSeconds": 60
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"body": {
"input": "```json\n{name: \"ada\", tags: [\"math\", \"code\",]}\n```",
"schema": {
"properties": {
"name": {
"type": "string"
},
"tags": {
"type": "array"
}
},
"required": [
"name"
],
"type": "object"
}
},
"bodyType": "json",
"method": "POST",
"type": "http"
},
"output": {
"example": {
"changed": true,
"changes": [
"stripped markdown code fence",
"repaired JSON syntax"
],
"errors": [],
"repaired": {
"name": "ada",
"tags": [
"math",
"code"
]
},
"repairedText": "{\"name\":\"ada\",\"tags\":[\"math\",\"code\"]}",
"valid": true
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"input": {
"description": "Malformed JSON text — trailing commas, single quotes, unquoted keys, markdown code fences, truncated output, etc.",
"type": "string"
},
"schema": {
"description": "Optional JSON Schema (draft 2020-12) to validate the repaired value against.",
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"properties": {
"changed": {
"type": "boolean"
},
"changes": {
"items": {
"type": "string"
},
"type": "array"
},
"errors": {
"items": {
"type": "object"
},
"type": "array"
},
"repaired": {},
"repairedText": {
"type": "string"
},
"valid": {
"type": "boolean"
}
},
"required": [
"repaired",
"repairedText",
"changes"
],
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://x402.fenixfoundry.com/repair-json" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://x402.fenixfoundry.com/repair-json");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://x402.fenixfoundry.com/repair-json")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/2980.json, and this resource appears in /discovery/resources and /discovery/search.