JsonMend

dev.workers.mike-tusa.jsonmend/jsonmend · v0.1.3

Repair broken JSON from LLM output and validate it against a JSON Schema.

MCPremoteAPI keyDocuments & PDFMaps & location

Reported outcomes

No reports yet.

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

Last check

Reachable, 2 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

B 88/100

What it does: 2 tools · 2 read, 0 write · Documents & PDF, Developer tools, Maps & location

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: +5
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://jsonmend.mike-tusa.workers.dev/mcp

Tools

2 tools listed at last check

repair_json Turn broken or messy JSON text into valid JSON. Strips Markdown code fences and prose before/after the JSON, removes comments and trailing commas, converts single/curly quotes, quotes unquoted keys, maps Python None/True/False, inserts missing commas, closes truncated strings/arrays/objects, and wra
validate_json Check JSON against a JSON Schema and get every error with its JSON Pointer path. Send the JSON either as text ("input"; broken text is repaired first, and the fixes are listed) or as an already-parsed value ("data"). Optional coerce converts "42" → 42, "true" → true, etc. toward the schema's types b

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[![Connect-MCP](https://clawy.uk/mcp/badge/dev.workers.mike-tusa.jsonmend/jsonmend.svg)](https://clawy.uk/mcp/s/dev.workers.mike-tusa.jsonmend/jsonmend)

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