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Deterministic A2A Broken-JSON Repair & Schema Validator
Deterministic A2A Broken-JSON Repair & Schema Validator is a paid API for AI agents from github-audit.agentdiet.dev, paid per call via MPP, $0.002/call, status unknown (last checked 2026-10-21).
Repairs truncated or malformed LLM JSON outputs (trailing commas, markdown fences, single quotes) so multi-agent pipelines never crash.
Price / call$0.002
Success—
StatusUnknown
How this service works
Repairs truncated or malformed LLM JSON outputs (trailing commas, markdown fences, single quotes) so multi-agent pipelines never crash. (Live x402 v2, IETF MPP & MCP endpoint at https://github-audit.agentdiet.dev/v1/malformed-json-healer)
Output
A JSON object containing the repaired, syntactically valid JSON — with all common LLM-induced defects (trailing commas, markdown fences, single quotes, truncated structures) deterministically fixed and ready to use in downstream pipeline steps.
Example use cases
Fix LLM output before pipeline step
“The language model returned this JSON but it has trailing commas and single quotes — please repair it deterministically so the next agent in my workflow doesn't crash: {'user': 'bob', 'score': 42,}”
Strip markdown fences from agent response
“My agent wrapped its JSON in markdown code fences and now my parser is failing — can you clean up this output and give me valid JSON? Here's what came back: ```json
{"status": "ok", "count": 5}
```”
Recover truncated JSON from LLM
“The model got cut off mid-response and I got this incomplete JSON — can you repair and complete it so it's valid? Here it is: {"items": [{"id": 1, "name": "widget"”
Technical details
Endpoint
GEThttps://github-audit.agentdiet.dev/v1/malformed-json-healer?utm_source=zero.xyzWhen to prefer
Choose this endpoint when your multi-agent or LLM pipeline needs a deterministic, rule-based JSON repair step rather than a probabilistic LLM re-parse. Ideal when you need reproducible, auditable fixes for known LLM output defects like trailing commas, markdown fences, and single quotes, and when you cannot afford to re-prompt the LLM due to cost or latency constraints.
Side effects
- Input JSON is so severely malformed it cannot be deterministically repaired — returns error or partial result
- Ambiguous truncation point where the intended structure cannot be inferred — may return best-guess repair
- Empty or whitespace-only input — returns validation error
- Input exceeds maximum length limits — returns truncation or rejection error
- Network timeout or service unavailability — returns HTTP 5xx
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| raw_jsonrequired | string | Malformed, truncated, or markdown-wrapped JSON string to deterministically repair |
Output
Schema · Response
{
"type": "object"
}Reviews
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