Connect-MCP

FixMyJSON

io.github.tonbifun/fixmyjson · v0.4.0

Repair broken LLM JSON and check it against a JSON Schema. Flags cut-off output. Free trial.

MCPremoteno credentialsAI & LLM

Reported outcomes

No reports yet.

Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 1 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

B 83/100

What it does: 1 tool · 0 read, 0 write · Developer tools, AI & LLM

No tool could be tested safely. Only read-only tools that need no input are called.

How the rating is made
  • Answers without login: +30
  • Speed of first answer: +10
  • Lists tools: +10
  • Tool descriptions: +15
  • Parameter descriptions: +10
  • Read/write annotations: 0
  • Safe test call: +8
  • More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL
https://fixmyjson-api.onrender.com/mcp

Tools

1 tools listed at last check
  • repair_json Repair malformed JSON produced by an LLM or agent (trailing commas, missing quotes, code fences, chatty text around the JSON, <think> blocks, double-encoded JSON) and check the result against a JSON Schema. Returns the repaired value, what was changed, what could not be fixed (unresolved_errors), an

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