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JsonMend

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

Measured by MCP Station

Last check	Reachable
Checked at	—
Check success 7 / 30 days	—
First-try success 30 days	—
Median response	—
Lookups 30 days	—
Authentication	No auth
MCP version	2025-06-18
Rank score	—
Declared risk	Read-only (all tools declare readOnlyHint)
Capabilities declared	tools
Tool definitions	2 tools · with description 100% · input schema is an object 100% · read/destructive hints 100%

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

streamable-http · https://jsonmend.mike-tusa.workers.dev/mcp

claude mcp add --transport http jsonmend https://jsonmend.mike-tusa.workers.dev/mcp

{
  "mcpServers": {
    "jsonmend": {
      "url": "https://jsonmend.mike-tusa.workers.dev/mcp"
    }
  }
}

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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